PartsTable TECHNICAL DATA SHEET
NSN 2530-00-903-0489Government record, cited

Kingpin, Wheel Spindle2530-00-903-0489

NSN 2530-00-903-0489 · NIIN 009030489 · Part number 3101M91
Meritor Heavy Vehicle Systems, Llc · FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components · FSG 25 — Vehicular Equipment Components · CAGE 78500
Government record, cited
NSN 2530-00-903-0489 — this item is cataloged by the U.S. Government under National Stock Number 2530-00-903-0489. Manufacturer of record part number: 3101M91.
Also searched as  2530-00-903-0489 · 2530009030489 · NIIN 009030489 · 00-903-0489 · FSC 2530 Vehicular Brake, Steering, Axle, Wheel, and Track Components · CAGE 78500 · 3101M91 · 10947469
Nearby stock numbers  ·
Features
  • Kingpin,wheel Spindle — FSC 2530
  • Length: 8.500 INCHES NOMINAL IN
  • Threaded Securing End: NOT INCLUDED
  • Center to Center Distance Between Groove/slot: 1.875 INCHES NOMINAL IN
  • Retaining Device Type: LOCKPIN SLOT
  • Diameter: 1.433 INCHES MINIMUM AND 1.434 INCHES MAXIMUM IN
  • Lubrication Fitting Threaded Hole: NOT INCLUDED
  • Casehardening Indicator: CASEHARDENED
Identification
  • NSN: 2530-00-903-0489
  • NIIN: 009030489
  • FSC: 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
  • FSG: 25 — Vehicular Equipment Components
  • Primary part number: 3101M91
  • Manufacturer: Meritor Heavy Vehicle Systems, Llc
General Description

The Kingpin,wheel Spindle, cataloged under National Stock Number 2530-00-903-0489, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is Meritor Heavy Vehicle Systems, Llc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2530-00-903-0489
Primary Part Number3101M91
Item NameKingpin,wheel Spindle
FSC / FSG2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
ManufacturerMeritor Heavy Vehicle Systems, Llc
StatusACTIVE
Length8.500 INCHES NOMINAL IN
Threaded Securing EndNOT INCLUDED
Center to Center Distance Between Groove/slot1.875 INCHES NOMINAL IN
Retaining Device TypeLOCKPIN SLOT
Diameter1.433 INCHES MINIMUM AND 1.434 INCHES MAXIMUM IN
Lubrication Fitting Threaded HoleNOT INCLUDED
Casehardening IndicatorCASEHARDENED
Distance From Nearest End to Groove/slot Center2.5625 INCHES NOMINAL IN
Depth0.060 INCHES NOMINAL IN
Width0.437 INCHES NOMINAL IN
Screwdriver Slotted EndNOT INCLUDED
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
10947469 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
3101M91 PRIMARY Meritor Heavy Vehicle Systems, Llc (USA)
No interchangeability data on file.
Other items in FSC 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2530-00-001-0012
WHEEL,SOLID RUBBER TIRE
2530-00-001-0035
2530-00-001-0035 · Item name not on file
2530-00-001-2633
2530-00-001-2633 · Item name not on file
2530-00-001-3371
2530-00-001-3371 · Item name not on file
2530-00-001-3390
2530-00-001-3390 · Item name not on file
2530-00-001-3393
2530-00-001-3393 · Item name not on file
2530-00-001-3426
BOOT,VEHICULAR COMPONENTS
2530-00-001-3427
2530-00-001-3427 · Item name not on file

Frequently Asked Questions

What is NSN 2530-00-903-0489?

NSN 2530-00-903-0489 is a Kingpin,wheel Spindle, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.

What part numbers are listed for NSN 2530-00-903-0489?

NSN 2530-00-903-0489 has 2 manufacturer part numbers on file: 10947469 (U S Army Tank Automotive Command Amsta-Im-Mm), 3101M91 (Meritor Heavy Vehicle Systems, Llc).

What are the specifications of 3101M91?

Key specifications for 3101M91: Length: 8.500 INCHES NOMINAL IN; Threaded Securing End: NOT INCLUDED; Center to Center Distance Between Groove/slot: 1.875 INCHES NOMINAL IN; Retaining Device Type: LOCKPIN SLOT. 12 specifications are documented in the U.S. Government catalog.

Is NSN 2530-00-903-0489 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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