The Washer,lift,valve, cataloged under National Stock Number 5310-01-071-4449, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Carleton Technologies Inc Div Tampa Facility. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-071-4449 |
| Primary Part Number | 1970 503 006-1 |
| Item Name | Washer,lift,valve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Carleton Technologies Inc Div Tampa Facility |
| Status | ACTIVE |
| General Characteristics Item Description | 303 CRES;FOR OXYGEN SHUTOFF VALVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1970 503 006-1 PRIMARY | Carleton Technologies Inc Div Tampa Facility (USA) |
| Reference | Meaning |
|---|---|
| 1970 503 006-1 | 5/9 Secondary reference Mission Systems Orchard Park Inc |
NSN 5310-01-071-4449 is a Washer,lift,valve, manufactured by Carleton Technologies Inc Div Tampa Facility, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-071-4449 has 1 manufacturer part number on file: 1970 503 006-1 (Carleton Technologies Inc Div Tampa Facility).
2 possible matches (shared part number, not a government interchangeability claim): 5310-01-293-2397, 5330-01-633-4866. Verify interchangeability with system specifications before substitution.
Key specifications for 1970 503 006-1: General Characteristics Item Description: 303 CRES;FOR OXYGEN SHUTOFF VALVE. 1 specification is 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.
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.