The Spider,brake, cataloged under National Stock Number 2530-01-680-8342, 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 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-680-8342 |
| Primary Part Number | A3211P7504 |
| Item Name | Spider,brake |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Meritor Heavy Vehicle Systems, Llc |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Mounting Position | RIGHT REAR |
| Material | IRON |
| 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 |
|---|---|
| A3211P7504 PRIMARY | Meritor Heavy Vehicle Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 4380759 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
NSN 2530-01-680-8342 is a Spider,brake, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-680-8342 has 1 manufacturer part number on file: A3211P7504 (Meritor Heavy Vehicle Systems, Llc).
Key specifications for A3211P7504: Mounting Hole Quantity: 2; Mounting Position: RIGHT REAR; Part Name Assigned by Controlling Agency: SPIDER ASSEMBLY, HYDR BRAKE, RH; End Item Identification: 2330-01-653-9745; TRAILER, CARGO. 3 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.