BOMwiki the bill-of-materials encyclopedia
30,441,948 parts mapped · 192,925 items

Change #29

Accepted by sd on 2026-09-16 02:58. It is live on the pages below; each page's History tab shows the resulting revision.

Change #29 · Deepen the city bus bill of materials: body rivets and frame, wiring, engine internals, air system, seating hardware, destination sign LEDs and lighting counted as parts accepted

by sd · 2026-09-16 02:58 · 81 nodes

New: Body Rivet city-bus-rivet

  • Created Body Rivet (part): "Blind rivet or lockbolt joining body skin panels to the frame extrusions."

New: Body Frame Extrusion city-bus-frame-extrusion

  • Created Body Frame Extrusion (part): "Aluminium extrusion of the space frame: pillars, roof bows, waist rails, floor bearers."

New: Frame Bracket & Node city-bus-frame-bracket

  • Created Frame Bracket & Node (part): "Cast or machined node and brackets joining frame extrusions."

New: Body Bolt city-bus-body-bolt

  • Created Body Bolt (part): "Flanged hex bolt used throughout the body, floor and equipment mounts."

New: Hex Nut city-bus-hex-nut

  • Created Hex Nut (part): "Flanged or nyloc hex nut mating the body and chassis bolts."

New: Washer city-bus-washer

  • Created Washer (part): "Flat or spring washer under bolt heads and nuts."

New: Trim Clip city-bus-trim-clip

  • Created Trim Clip (part): "Plastic snap fastener holding interior panels, ducts and mouldings."

New: Cable Tie & Harness Clip city-bus-cable-tie

  • Created Cable Tie & Harness Clip (part): "Tie or clip securing wiring, air lines and hoses to the frame."

New: Floor Panel city-bus-floor-panel

  • Created Floor Panel (part): "Plywood-composite or aluminium floor board bonded to the bearers."

New: Floor Covering Sheet city-bus-floor-covering

  • Created Floor Covering Sheet (part): "Anti-slip rubber flooring sheet with welded seams."

New: Interior Panel city-bus-interior-panel

  • Created Interior Panel (part): "Side, ceiling or cove lining panel inside the saloon."

New: Window Seal & Bonding city-bus-window-seal

  • Created Window Seal & Bonding (part): "Rubber glazing seal or bonding kit for one saloon window."

New: Skirt Panel city-bus-skirt-panel

  • Created Skirt Panel (part): "Lower exterior body panel below the waist rail, quick-release for repair."

New: Stanchion city-bus-stanchion

  • Created Stanchion (part): "Vertical stainless grab pole from floor to ceiling rail."

New: Handrail Fitting city-bus-handrail-fitting

  • Created Handrail Fitting (part): "Clamp, elbow or tee joining grab rails and stanchions."

New: Stop Request Button city-bus-stop-button

  • Created Stop Request Button (part): "Illuminated bell push on a stanchion or panel."

New: Seat Mounting Hardware city-bus-seat-mount

  • Created Seat Mounting Hardware (part): "Cantilever bracket, rail and bolts for one passenger seat."

New: Flip-Up Seat city-bus-flip-seat

  • Created Flip-Up Seat (part): "Folding seat in the wheelchair bay."

New: Wheelchair Backrest & Restraint city-bus-wheelchair-restraint

  • Created Wheelchair Backrest & Restraint (part): "Padded backrest and belt at the wheelchair bay."

New: Exterior Lamp city-bus-exterior-lamp

  • Created Exterior Lamp (part): "LED headlamp, tail lamp, indicator, marker or licence lamp."

New: LED city-bus-led

  • Created LED (part): "Single surface-mount LED in a destination sign matrix or lighting strip."

New: Sign Driver Board city-bus-sign-pcb

  • Created Sign Driver Board (part): "Circuit board driving one section of the LED destination matrix."

New: Insulated Wire (cut length) city-bus-wire

  • Created Insulated Wire (cut length) (part): "One cut-to-length conductor in the multiplex or power harness."

New: Crimp Terminal city-bus-crimp-terminal

  • Created Crimp Terminal (part): "Tin-plated terminal crimped to a wire end."

New: Fuse city-bus-fuse

  • Created Fuse (part): "Blade or midi fuse protecting one circuit."

New: Multiplex I/O Node city-bus-multiplex-node

  • Created Multiplex I/O Node (part): "Distributed input/output module on the vehicle CAN bus."

New: Camera city-bus-camera

  • Created Camera (part): "Door, rear-view or saloon CCTV camera."

New: Passenger Counter Sensor city-bus-passenger-counter

  • Created Passenger Counter Sensor (part): "Infrared or stereo sensor above each door."

New: PA Speaker city-bus-pa-speaker

  • Created PA Speaker (part): "Saloon loudspeaker for announcements."

New: Air Line Fitting city-bus-air-fitting

  • Created Air Line Fitting (part): "Push-in or compression fitting in the compressed-air system."

New: Air Line city-bus-air-line

  • Created Air Line (part): "Nylon tube run of the brake, suspension or door air system."

New: Air Valve city-bus-air-valve

  • Created Air Valve (part): "Protection, relay, quick-release or solenoid valve in the air system."

New: Brake Disc city-bus-brake-disc

  • Created Brake Disc (part): "Ventilated disc at each wheel end."

New: Brake Pad Set city-bus-brake-pad

  • Created Brake Pad Set (part): "Friction pads for one air disc brake."

New: Air Disc Brake Caliper city-bus-brake-caliper

  • Created Air Disc Brake Caliper (part): "Pneumatically actuated caliper with automatic adjuster."

New: Piston Ring city-bus-piston-ring

  • Created Piston Ring (part): "Compression or oil-control ring, three per piston."

New: Connecting Rod city-bus-connecting-rod

  • Created Connecting Rod (part): "Forged steel rod linking a piston to the crankshaft."

New: Bearing Shell city-bus-bearing-shell

  • Created Bearing Shell (part): "Half-shell plain bearing for a main or big-end journal."

New: Poppet Valve city-bus-valve

  • Created Poppet Valve (part): "Intake or exhaust valve, four per cylinder."

New: Valve Spring city-bus-valve-spring

  • Created Valve Spring (part): "Coil spring closing a valve."

New: Valve Train Component city-bus-valve-train

  • Created Valve Train Component (part): "Rocker, pushrod or bridge, retainer and collets, guide and seat for one valve."

New: Cylinder Head city-bus-cylinder-head

  • Created Cylinder Head (part): "Cast iron head with ports, injector bores and coolant passages."

New: Camshaft city-bus-camshaft

  • Created Camshaft (part): "Overhead or in-block camshaft with injector and valve lobes."

New: Cylinder Liner city-bus-cylinder-liner

  • Created Cylinder Liner (part): "Replaceable wet liner in the block."

New: Flywheel & Housing city-bus-flywheel

  • Created Flywheel & Housing (part): "Flywheel with ring gear and the housing that mounts the transmission."

New: Engine Gasket & Seal city-bus-engine-gasket

  • Created Engine Gasket & Seal (part): "Head, cover, manifold, pump and pan gaskets and seals."

New: Engine Bolt & Stud city-bus-engine-bolt

  • Created Engine Bolt & Stud (part): "Fasteners for the engine assembly."

New: Engine Sensor city-bus-engine-sensor

  • Created Engine Sensor (part): "Speed, position, pressure, temperature, NOx and soot sensors on the engine and aftertreatment."

New: High-Pressure Fuel Pump & Rail city-bus-high-pressure-pump

  • Created High-Pressure Fuel Pump & Rail (part): "Common-rail pump and rail feeding the six injectors at up to 2,500 bar."

New: Charge Air Cooler city-bus-intercooler

  • Created Charge Air Cooler (part): "Air-to-air intercooler between turbocharger and intake."

New: DEF Tank & Dosing Module city-bus-def-tank

  • Created DEF Tank & Dosing Module (part): "Urea solution tank with pump and dosing injector for the SCR catalyst."

New: Exhaust Pipe & Clamp city-bus-exhaust-pipe

  • Created Exhaust Pipe & Clamp (part): "Stainless exhaust pipe sections, flex joint, clamps and hangers."

New: Fuel Tank city-bus-fuel-tank

  • Created Fuel Tank (part): "Aluminium or steel diesel tank, 200 to 300 litres."

New: Fuel Line city-bus-fuel-line

  • Created Fuel Line (part): "Supply and return fuel lines with filters and quick connectors."

New: Coolant Hose & Clamp city-bus-coolant-fitting

  • Created Coolant Hose & Clamp (part): "Silicone coolant hose section with its clamps."

New: Door Leaf city-bus-door-leaf

  • Created Door Leaf (part): "Glazed aluminium door leaf of a plug or glider door."

New: Door Drive Mechanism city-bus-door-drive

  • Created Door Drive Mechanism (part): "Rotary pneumatic or electric drive with linkage, sensors and emergency release for one door."

New: Door Safety Sensor city-bus-door-sensor

  • Created Door Safety Sensor (part): "Edge pressure strip or light curtain detecting an obstruction."

New: Ramp Drive city-bus-ramp-drive

  • Created Ramp Drive (part): "Electric or manual drive extending the wheelchair ramp."

New: Driver Partition city-bus-driver-partition

  • Created Driver Partition (part): "Glazed assault screen and door around the driver area."

New: Ticket Machine & Validator city-bus-ticket-machine

  • Created Ticket Machine & Validator (part): "Fare collection unit and card validators at the doors."

New: Exterior Mirror city-bus-mirror

  • Created Exterior Mirror (part): "Heated, powered rear-view mirror or camera-mirror."

New: Wiper & Washer System city-bus-wiper-system

  • Created Wiper & Washer System (part): "Pantograph wiper arms, motor, linkage and washer system for the large windscreen."

New: Battery Cable & Isolator city-bus-battery-cable

  • Created Battery Cable & Isolator (part): "Heavy 24 V cables, master isolator switch and busbar."

New: Alternator city-bus-alternator

  • Created Alternator (part): "High-output 24 V alternator."

New: Starter Motor city-bus-starter

  • Created Starter Motor (part): "24 V starter motor."

New: Saloon Convector Heater city-bus-heater

  • Created Saloon Convector Heater (part): "Underseat heater fed by engine coolant."

New: Heater Pipe & Hose city-bus-heater-hose

  • Created Heater Pipe & Hose (part): "Coolant pipes and hoses running the length of the saloon to the convectors."

New: Fire Suppression System city-bus-fire-suppression

  • Created Fire Suppression System (part): "Engine bay detection and extinguishing system with nozzles and agent cylinder."

Body Shell city-bus-body-shell

  • Added city-bus-frame-extrusion × 260: "pillars, bows, rails, bearers"
  • Added city-bus-frame-bracket × 480
  • Added city-bus-rivet × 16000: "skin and floor panels to frame"
  • Added city-bus-body-bolt × 1400
  • Added city-bus-hex-nut × 900
  • Added city-bus-washer × 900
  • Added city-bus-floor-panel × 42
  • Added city-bus-floor-covering × 6
  • Added city-bus-interior-panel × 96
  • Added city-bus-window-seal × 14
  • Added city-bus-skirt-panel × 14
  • Added city-bus-trim-clip × 1200
  • Added city-bus-exterior-lamp × 26
  • Added city-bus-mirror × 2
  • Added city-bus-wiper-system × 1
  • Added city-bus-fire-suppression × 1

Passenger Seating city-bus-passenger-seating

  • Added city-bus-seat-mount × 30
  • Added city-bus-body-bolt × 240: "seat and rail fixings"
  • Added city-bus-stanchion × 24
  • Added city-bus-handrail-fitting × 190
  • Added city-bus-stop-button × 14
  • Added city-bus-flip-seat × 2
  • Added city-bus-wheelchair-restraint × 1

Destination Sign city-bus-destination-sign

  • Added city-bus-led × 4800: "front, side and rear matrices"
  • Added city-bus-sign-pcb × 12
  • Added city-bus-body-bolt × 24

Electrical System city-bus-electrical

  • Added city-bus-wire × 2200
  • Added city-bus-crimp-terminal × 4400: "two per wire"
  • Added Connector × 380
  • Added city-bus-fuse × 90
  • Added city-bus-multiplex-node × 12
  • Added Electronic Control Unit × 16: "engine, transmission, ABS, doors, HVAC, lighting and more"
  • Added city-bus-camera × 6
  • Added city-bus-passenger-counter × 4
  • Added city-bus-pa-speaker × 10
  • Added city-bus-battery-cable × 1
  • Added city-bus-alternator × 2
  • Added city-bus-starter × 1
  • Added city-bus-cable-tie × 900
  • Added city-bus-ticket-machine × 3
  • Added city-bus-led × 1200: "interior lighting strips"

Air Brake System city-bus-air-brake-system

  • Added city-bus-air-fitting × 320
  • Added city-bus-air-line × 60
  • Added city-bus-air-valve × 22
  • Added city-bus-brake-disc × 6
  • Added city-bus-brake-pad × 6
  • Added city-bus-brake-caliper × 6
  • Added city-bus-body-bolt × 80
  • Added city-bus-cable-tie × 120

Air Suspension city-bus-air-suspension

  • Added city-bus-air-fitting × 40
  • Added city-bus-air-line × 12
  • Added city-bus-air-valve × 4: "kneeling and levelling"
  • Added city-bus-body-bolt × 48

Diesel Engine city-bus-engine

  • Added city-bus-piston-ring × 18
  • Added city-bus-connecting-rod × 6
  • Added city-bus-bearing-shell × 26
  • Added city-bus-valve × 24
  • Added city-bus-valve-spring × 24
  • Added city-bus-valve-train × 24
  • Added city-bus-cylinder-head × 1
  • Added city-bus-camshaft × 1
  • Added city-bus-cylinder-liner × 6
  • Added city-bus-flywheel × 1
  • Added city-bus-high-pressure-pump × 1
  • Added city-bus-intercooler × 1
  • Added city-bus-def-tank × 1
  • Added city-bus-exhaust-pipe × 5
  • Added city-bus-fuel-tank × 1
  • Added city-bus-fuel-line × 6
  • Added city-bus-engine-sensor × 22
  • Added city-bus-engine-gasket × 40
  • Added city-bus-engine-bolt × 520
  • Added Connector × 60: "engine harness"
  • Added Oil Seal × 6

Cooling System city-bus-cooling

  • Added city-bus-coolant-fitting × 18
  • Added city-bus-heater × 8: "saloon convectors"
  • Added city-bus-heater-hose × 16
  • Added city-bus-body-bolt × 40

Passenger Door city-bus-passenger-door

  • Added city-bus-door-leaf × 2
  • Added city-bus-door-drive × 1
  • Added city-bus-door-sensor × 2
  • Added city-bus-air-fitting × 8
  • Added city-bus-body-bolt × 36
  • Added Connector × 6

Wheelchair Ramp city-bus-wheelchair-ramp

  • Added city-bus-ramp-drive × 1
  • Added city-bus-body-bolt × 12

Driver Area city-bus-driver-area

  • Added city-bus-driver-partition × 1
  • Added city-bus-body-bolt × 40
  • Added city-bus-trim-clip × 60

Low-Floor Chassis Frame city-bus-chassis

  • Added city-bus-body-bolt × 260
  • Added city-bus-hex-nut × 200
  • Added city-bus-washer × 200
  • Added city-bus-frame-bracket × 60

Machine findings

  • Diesel Engine: 28 direct children (dominant function: Communicate signal) — worth checking for integration or standardization
  • Body Shell: 22 direct children (dominant function: Fasten or join) — worth checking for integration or standardization
  • Electrical System: 19 direct children (dominant function: Connect electrically) — worth checking for integration or standardization
  • Air Brake System: 13 direct children (dominant function: Communicate signal) — worth checking for integration or standardization
  • Passenger Seating: 9 direct children (dominant function: Guide motion) — worth checking for integration or standardization
  • Cooling System: 9 direct children (dominant function: Convert energy) — worth checking for integration or standardization
  • Passenger Door: 9 direct children (dominant function: Communicate signal) — worth checking for integration or standardization
  • Driver Area: 7 direct children (dominant function: Display information) — worth checking for integration or standardization
  • Air Suspension: 7 direct children (dominant function: Regulate flow) — worth checking for integration or standardization
  • Low-Floor Chassis Frame: 7 direct children (dominant function: Fasten or join) — worth checking for integration or standardization
  • Destination Sign: 6 direct children (dominant function: Display information) — worth checking for integration or standardization
  • City Bus functions after this change: Support structure, Connect electrically, Fasten or join