The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-00-508-8428, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc Div Camloc Products. Government technical data includes 22 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-508-8428 |
| Primary Part Number | 80S01-3-4AA |
| Item Name | Stud Assembly,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc Div Camloc Products |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC 4TH TREATMENT RESPONSE WASHER |
| Surface Treatment Document and Classification | QQ-P-416,CLASS 3 TYPE 2 FED SPEC 1ST TREATMENT RESPONSE RECEPTACLE |
| Surface Treatment Document and Classification | QQ-P-416,CLASS 3 TYPE 2 FED SPEC 2ND TREATMENT RESPONSE RETAINER |
| Surface Treatment Document and Classification | QQ-P-416,CLASS 3 TYPE 2 FED SPEC 3RD TREATMENT RESPONSE STUD |
| Eyelet Outside Diameter | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Drive Type | TORQUE SET |
| Material Accommodated Thickness | 0.291 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN |
| Diameter | 0.486 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Securing Device Type | RING |
| Distance From Engaging Member to Largest Bearing Surface of Head | 0.670 INCHES MAXIMUM IN |
| Turnlock Stud Head Style | FLAT COUNTERSUNK |
| Surface Treatment | PASSIVATE WASHER |
| Surface Treatment | CADMIUM AND CHROMATE STUD |
| Surface Treatment | CADMIUM AND CHROMATE RETAINER |
| Surface Treatment | CADMIUM AND CHROMATE RECEPTACLE |
| Material | STEEL COMP 8740 STUD |
| Material | STEEL COMP 1075 RETAINER |
| Material | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 WASHER |
| Material | STEEL COMP 4130 RECEPTACLE |
| Stud Thread Size and Series/type Designator | 0.250-28 UNF |
| Stud Assembly Style | STUD ASSEMBLY |
| Eyelet Length | 0.550 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 |
|---|---|
| 80S01-3-4AA PRIMARY | Howmet Global Fastening Systems Inc Div Camloc Products (USA) |
NSN 5325-00-508-8428 is a Stud Assembly,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc Div Camloc Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-508-8428 has 1 manufacturer part number on file: 80S01-3-4AA (Howmet Global Fastening Systems Inc Div Camloc Products).
Key specifications for 80S01-3-4AA: Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC 4TH TREATMENT RESPONSE WASHER; Surface Treatment Document and Classification: QQ-P-416,CLASS 3 TYPE 2 FED SPEC 1ST TREATMENT RESPONSE RECEPTACLE; Surface Treatment Document and Classification: QQ-P-416,CLASS 3 TYPE 2 FED SPEC 2ND TREATMENT RESPONSE RETAINER; Surface Treatment Document and Classification: QQ-P-416,CLASS 3 TYPE 2 FED SPEC 3RD TREATMENT RESPONSE STUD. 22 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.