The Valve Asy 4th Stage, cataloged under National Stock Number 4310-01-571-1710, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Rix Industries. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4310-01-571-1710 |
| Primary Part Number | XMA15-A9549 |
| Item Name | Valve Asy 4th Stage |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Rix Industries |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| XMA15-A9549 PRIMARY | Rix Industries (USA) |
| B8742 ITEM 16 | Rix Industries (USA) |
| Reference | Meaning |
|---|---|
| A15-A9549 | 5/9 Secondary reference Rix Industries |
NSN 4310-01-571-1710 is a Valve Asy 4th Stage, manufactured by Rix Industries, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-571-1710 has 2 manufacturer part numbers on file: XMA15-A9549 (Rix Industries), B8742 ITEM 16 (Rix Industries).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-606-5503. Verify interchangeability with system specifications before substitution.
Key specifications for XMA15-A9549: Special Features: COMPRESSOR. SSR NAME IS VALVE ASY 4TH STAGE; Part Name Assigned by Controlling Agency: VALVE ASSY, 4TH STAGE NGEN-30S; End Item Identification: BOOST COMPRESSOR ASSEMBLY. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4310-01-571-1710 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.