The Housing,air Brake Chamber, cataloged under National Stock Number 2530-01-445-8377, 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 Naval Sea Systems Command. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-445-8377 |
| Primary Part Number | 752-6406831-AY99 |
| Item Name | Housing,air Brake Chamber |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Naval Sea Systems Command |
| 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 |
|---|---|
| 211074289 | Naval Sea Systems Command (USA) |
| 752-6406831-AY99 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6406831 | D/9 Drawing number reference only Naval Sea Systems Command |
| 751-6406831-AY99 | 5/9 Secondary reference Naval Sea Systems Command |
| 751-6406831 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 2530-01-445-8377 is a Housing,air Brake Chamber, manufactured by Naval Sea Systems Command, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-445-8377 has 2 manufacturer part numbers on file: 211074289 (Naval Sea Systems Command), 752-6406831-AY99 (Naval Sea Systems Command).
Key specifications for 752-6406831-AY99: End Item Identification: WEAPON SYSTEM E/I SEAWOLF CLASS SSN. 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.