The Stud,turnlock Fastener, cataloged under National Stock Number 5325-00-291-0355, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Safran Power Usa Llc. Government technical data includes 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-291-0355 |
| Primary Part Number | 05-400000 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Safran Power Usa Llc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Drive Type | SLOTTED |
| Material Accommodated Thickness | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| Turnlock Stud Shank Style | STUD SHANK |
| Diameter | 0.437 INCHES NOMINAL IN |
| Shank Neck Length | 0.070 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Turnlock Stud Head Style | FILLISTER |
| Stud Shank Major Diameter | 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Grip Length | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 05-400000 | Safran Power Usa Llc (USA) |
| Reference | Meaning |
|---|---|
| FA137-4-30 | 3/2 Design control — primary reference U.S. Government activity |
| 42P207288-1 | 5/2 Secondary reference U.S. Government activity |
| 05-400000 | 5/9 Secondary reference Lucas Aerospace Power Equipment Corporation |
NSN 5325-00-291-0355 is a Stud,turnlock Fastener, manufactured by Safran Power Usa Llc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-291-0355 has 1 manufacturer part number on file: 05-400000 (Safran Power Usa Llc).
Key specifications for 05-400000: Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Drive Type: SLOTTED; Material Accommodated Thickness: 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN; Turnlock Stud Shank Style: STUD SHANK. 11 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.