The Stay,locking, cataloged under National Stock Number 5340-01-226-7510, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: SE.
| Parameter | Value |
|---|---|
| NSN | 5340-01-226-7510 |
| Primary Part Number | 1571A12 |
| Item Name | Stay,locking |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Style Designator | FRICTION TYPE |
| Surface Treatment | ZINC |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | SE |
| Part Number | Manufacturer |
|---|---|
| 1571A12 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 1571A11 | 3/9 Design control — primary reference Mcmaster-Carr Supply Co |
NSN 5340-01-226-7510 is a Stay,locking, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-226-7510 has 1 manufacturer part number on file: 1571A12 (Mcmaster-Carr Supply Co).
1 possible match (shared part number, not a government interchangeability claim): 7360-01-479-0922. Verify interchangeability with system specifications before substitution.
Key specifications for 1571A12: Style Designator: FRICTION TYPE; Overall Length: 13.5000 INCHES NOMINAL IN; Overall Width: 0.6250 INCHES NOMINAL IN; Special Features: SET CONSISTING OF ONE LEFT AND ONE RIGHT LOCKING STAY WITH SCREWS INCLUDED. 3 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.