The Chamber Assembly Brake, cataloged under National Stock Number 2530-01-081-8637, 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 Oshkosh Defense Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2530-01-081-8637 |
| Primary Part Number | 15RS1 |
| Item Name | Chamber Assembly Brake |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| General Characteristics Item Description | C/OPLUG 1 EA P/N 1199A3797; HOUSING,PRESSURE 1 EA P/N A1-3780V412; DIAPHRAGM 1 EA P/N 2797C107; PUSHROD ASSEMBLY 1 EA P/N A15-1779G1125; HOUSING ASSEMBLY,NON PRESSURE 1 EA P/N A3280P7218; GUIDE 1 EA P/N 1199E3281 |
| 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 |
|---|---|
| 15RS1 PRIMARY | Oshkosh Defense Llc (USA) |
| Z5-3276T20 | Meritor Heavy Vehicle Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 15RS1 | 5/9 Secondary reference Oshkosh Corp |
NSN 2530-01-081-8637 is a Chamber Assembly Brake, manufactured by Oshkosh Defense Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-081-8637 has 2 manufacturer part numbers on file: 15RS1 (Oshkosh Defense Llc), Z5-3276T20 (Meritor Heavy Vehicle Systems, Llc).
Key specifications for 15RS1: General Characteristics Item Description: C/OPLUG 1 EA P/N 1199A3797; HOUSING,PRESSURE 1 EA P/N A1-3780V412; DIAPHRAGM 1 EA P/N 2797C107; PUSHROD ASSEMBLY 1 EA P/N A15-1779G1125; HOUSING ASSEMBLY,NON PRESSURE 1 EA P/N A3280P7218; GUIDE 1 EA P/N 1199E3281; End Item Identification: A/S32P-15 FIRE TRUCK. 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.