The Kingpin,wheel Spindle, cataloged under National Stock Number 2530-01-086-5979, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-086-5979 |
| Item Name | Kingpin,wheel Spindle |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Status | ACTIVE |
| Length | 5.250 INCHES NOMINAL IN |
| Threaded Securing End | NOT INCLUDED |
| Retaining Device Type | RING GROOVE |
| Material Document and Classification | AISI 1040 ASSN STD 1ST MATERIAL RESPONSE |
| Distance From Nearest End to Groove/slot Center | 2.625 INCHES NOMINAL IN |
| Depth | 0.748 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| Width | 0.872 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN |
| Material | STEEL COMP 1040 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 74236 | 3/9 Design control — primary reference U.S. Government activity |
| 74236 | 5/9 Secondary reference Drs Environmental Systems Inc |
| 74236 | 5/2 Secondary reference U.S. Government activity |
NSN 2530-01-086-5979 is a Kingpin,wheel Spindle, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 6150-01-497-1231, 5315-01-615-2120. Verify interchangeability with system specifications before substitution.
Key specifications for 2530-01-086-5979: Length: 5.250 INCHES NOMINAL IN; Threaded Securing End: NOT INCLUDED; Retaining Device Type: RING GROOVE; Material Document and Classification: AISI 1040 ASSN STD 1ST MATERIAL RESPONSE. 8 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.