The Stay,locking, cataloged under National Stock Number 5340-01-570-7896, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Sugatsune America Inc. Government technical data includes 5 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 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: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-570-7896 |
| Primary Part Number | S21L |
| Item Name | Stay,locking |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Sugatsune America Inc |
| Status | ACTIVE |
| Operational Direction | LEFT-HAND |
| Style Designator | FRICTION TYPE |
| Mounting Hole Diameter | 3.3 MILLIMETERS NOMINAL MM |
| Material | STEEL |
| Mounting Hole Type | COUNTERSUNK |
| 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 | EA |
| Part Number | Manufacturer |
|---|---|
| S21L PRIMARY | Sugatsune America Inc (USA) |
NSN 5340-01-570-7896 is a Stay,locking, manufactured by Sugatsune America Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-570-7896 has 1 manufacturer part number on file: S21L (Sugatsune America Inc).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-689-5092. Verify interchangeability with system specifications before substitution.
Key specifications for S21L: Operational Direction: LEFT-HAND; Style Designator: FRICTION TYPE; Mounting Hole Diameter: 3.3 MILLIMETERS NOMINAL MM; Overall Length: 122.0 MILLIMETERS NOMINAL MM. 5 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.