The Spider,brake, cataloged under National Stock Number 2530-01-357-5688, 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 Atap Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-357-5688 |
| Primary Part Number | A-32-3211-E-3827 |
| Item Name | Spider,brake |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Atap Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| A-32-3211-E-3827 PRIMARY | Atap Inc (USA) |
| 005466T PRIMARY | Kovatch Corp. (USA) |
| Reference | Meaning |
|---|---|
| A-2-3211-E-3827 | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
NSN 2530-01-357-5688 is a Spider,brake, manufactured by Atap Inc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-357-5688 has 2 manufacturer part numbers on file: A-32-3211-E-3827 (Atap Inc), 005466T (Kovatch Corp.).
Key specifications for A-32-3211-E-3827: Special Features: LEFT SIDE,W/PAWL GUIDE,SPRING AND GUIDES,O.D. 13.96 IN. NOMINAL,I.D. 6.750 IN. NOMINAL,BOLT HOLE CIRCLE 8.250 IN. NOMINAL,8 HOLES,0.650 IN. NOMINAL DIA.,4.19 IN. THK. IN; End Item Identification: TRUCK,FIRE KOVATCH CORP. MDLS. P22/P24. 0 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.