The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-177-9830, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-177-9830 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Width Across Flats | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Drive Type | SOCKET |
| Material Accommodated Thickness | 0.170 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN |
| Turnlock Stud Shank Style | STUD SHANK |
| Material Document and Classification | AMS 5731 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5734 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5732 ASSN STD 3RD MATERIAL RESPONSE OR AMS 5737 ASSN STD 4TH MATERIAL RESPONSE OVERALL |
| Stud Head Height | 0.210 INCHES NOMINAL IN |
| Securing Device Type | RING |
| Turnlock Stud Head Style | HEXAGON |
| Stud Shank Major Diameter | 0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Grip Length | 1.032 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 |
| Reference | Meaning |
|---|---|
| DNF1201-1-8 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| 971259-101C | 7/2 Vendor item drawing reference U.S. Government activity |
| DNF1201-1-8 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5325-01-177-9830 is a Stud,turnlock Fastener, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-177-9830: Width Across Flats: 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Drive Type: SOCKET; Material Accommodated Thickness: 0.170 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN. 13 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.