The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-056-3469, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-056-3469 |
| Primary Part Number | 77C707927P017 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Drive Type | SLOTTED |
| Material Accommodated Thickness | 0.390 INCHES MINIMUM AND 0.409 INCHES MAXIMUM IN |
| Turnlock Stud Shank Style | STUD SHANK |
| Diameter | 0.375 INCHES NOMINAL IN |
| Shank Neck Length | 0.427 INCHES NOMINAL IN |
| Securing Device Type | WASHER |
| Turnlock Stud Head Style | FILLISTER |
| Stud Shank Major Diameter | 0.240 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE AND ZINC OVERALL |
| Material | STEEL OVERALL |
| Grip Length | 0.545 INCHES NOMINAL 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 |
|---|---|
| 77C707927P017 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 82-11-400-17 | 5/2 Secondary reference U.S. Government activity |
NSN 5325-01-056-3469 is a Stud,turnlock Fastener, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-056-3469 has 1 manufacturer part number on file: 77C707927P017 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C707927P017: Drive Type: SLOTTED; Material Accommodated Thickness: 0.390 INCHES MINIMUM AND 0.409 INCHES MAXIMUM IN; Turnlock Stud Shank Style: STUD SHANK; Diameter: 0.375 INCHES NOMINAL IN. 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.