The Kingpin,wheel Spindle, cataloged under National Stock Number 2530-00-228-7797, 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 Us Army Aviation and Missile Command. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-228-7797 |
| Primary Part Number | 8521429 |
| Item Name | Kingpin,wheel Spindle |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Length | 5.250 INCHES NOMINAL IN |
| Threaded Securing End | NOT INCLUDED |
| Retaining Device Type | LOCKPIN SLOT |
| Material Document and Classification | MIL-S-11415, CLASS B2-CANCELED MIL SPEC 1ST MATERIAL RESPONSE |
| Diameter | 0.8635 INCHES NOMINAL IN |
| Lubrication Fitting Threaded Hole | NOT INCLUDED |
| Taper Major Diameter | 0.125 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Distance From Nearest End to Groove/slot Center | 2.625 INCHES NOMINAL IN |
| Depth | 0.125 INCHES NOMINAL IN |
| Width | 0.559 INCHES NOMINAL IN |
| Screwdriver Slotted End | NOT INCLUDED |
| Material | STEEL |
| Metallic Hardness Rating | 31.0 MINIMUM ROCKWELL C AND 35.0 MAXIMUM ROCKWELL C |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8521429 PRIMARY | Us Army Aviation and Missile Command (USA) |
NSN 2530-00-228-7797 is a Kingpin,wheel Spindle, manufactured by Us Army Aviation and Missile Command, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-228-7797 has 1 manufacturer part number on file: 8521429 (Us Army Aviation and Missile Command).
Key specifications for 8521429: Length: 5.250 INCHES NOMINAL IN; Threaded Securing End: NOT INCLUDED; Retaining Device Type: LOCKPIN SLOT; Material Document and Classification: MIL-S-11415, CLASS B2-CANCELED MIL SPEC 1ST MATERIAL RESPONSE. 14 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.