The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-686-7877, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-686-7877 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OR AMS 2700, METHOD I, TYPE 2 OR 8, CLASS 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Head Length | 0.875 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.181 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN |
| Turnlock Stud Shank Style | STUD SHANK |
| Material Document and Classification | ASTM A240 ASSN STD SINGLE MATERIAL RESPONSE HEAD |
| Material Document and Classification | ASTM A564 ASSN STD SINGLE MATERIAL RESPONSE STUD |
| Stud Head Height | 0.310 INCHES NOMINAL IN |
| Shank Neck Length | 0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM IN |
| Turnlock Stud Head Style | FLAT FILLISTER WING |
| Stud Shank Major Diameter | 0.212 INCHES MINIMUM AND 0.217 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 302 HEAD |
| Material | STEEL CORROSION RESISTING STUD |
| Grip Length | 0.430 INCHES MINIMUM AND 0.450 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 |
| Reference | Meaning |
|---|---|
| 50-007W21C | 3/2 Design control — primary reference U.S. Government activity |
| 50-007 | D/9 Drawing number reference only U.S. Government activity |
NSN 5325-01-686-7877 is a Stud,turnlock Fastener, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-686-7877: Surface Treatment Document and Classification: AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OR AMS 2700, METHOD I, TYPE 2 OR 8, CLASS 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Head Length: 0.875 INCHES NOMINAL IN; Material Accommodated Thickness: 0.181 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN; Turnlock Stud Shank Style: STUD SHANK. 14 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.