The Key,machine, cataloged under National Stock Number 5315-00-726-9458, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5315-00-726-9458 |
| Primary Part Number | N128 |
| Item Name | Key,machine |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Starting Edge Shape | STRAIGHT |
| Style Designator | PLAIN |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material | NICKEL ALLOY 400 OVERALL |
| 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 |
|---|---|
| R807REVAIT22 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| N128 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| R809REVBIT1J | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
NSN 5315-00-726-9458 is a Key,machine, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-726-9458 has 3 manufacturer part numbers on file: R807REVAIT22 (Circor Naval Solutions Llc Dba Warren Pumps), N128 (Circor Naval Solutions Llc Dba Warren Pumps), R809REVBIT1J (Circor Naval Solutions Llc Dba Warren Pumps).
2 possible matches (shared part number, not a government interchangeability claim): 5895-00-861-1715, 5340-01-195-6037. Verify interchangeability with system specifications before substitution.
Key specifications for N128: Overall Height: 0.250 INCHES NOMINAL IN; Starting Edge Shape: STRAIGHT; Style Designator: PLAIN; Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 4 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.
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.