The Spider, cataloged under National Stock Number 2530-00-496-3237, 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 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-496-3237 |
| Item Name | Spider |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Status | ACTIVE |
| General Characteristics Item Description | MATL.MALLEABLE IRON,8.625 IN. OUTER B.C. 6.625 IN. INNER B.C. 0.078 IN. DEEP X0.250IN. WIDE OIL GROOVE 6-5/16 IN.X 18 THD U.S.S.TAPS 2-3/8 IN X 16 THD U.S.S.TAPS 3/4IN. DIA. SPOTFACE X 1/16 IN. DEEP IN |
| 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 |
|---|---|
| UB5001 | 5/9 Secondary reference Standard Forge and Axle Co Inc |
| 5231-45-1 | 5/2 Secondary reference U.S. Government activity |
| UB1002-1 | 3/9 Design control — primary reference Standard Forge and Axle Co Inc |
NSN 2530-00-496-3237 is a Spider, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2040-01-379-7636. Verify interchangeability with system specifications before substitution.
Key specifications for 2530-00-496-3237: General Characteristics Item Description: MATL.MALLEABLE IRON,8.625 IN. OUTER B.C. 6.625 IN. INNER B.C. 0.078 IN. DEEP X0.250IN. WIDE OIL GROOVE 6-5/16 IN.X 18 THD U.S.S.TAPS 2-3/8 IN X 16 THD U.S.S.TAPS 3/4IN. DIA. SPOTFACE X 1/16 IN. DEEP IN. 1 specification is 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.