The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-101-0827, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Alliant Techsystems Operations Llc Div Defense Electronic Systems. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-01-101-0827 |
| Primary Part Number | 1202399-1 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Alliant Techsystems Operations Llc Div Defense Electronic Systems |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Head Length | 1.115 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Material Accommodated Thickness | 0.641 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN |
| Turnlock Stud Shank Style | STUD SHANK |
| Material Document and Classification | SAE 2317 ASSN STD 1ST MATERIAL RESPONSE OR MIL-F-5591,SIZE 5,STYLE 1 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| Stud Head Height | 0.438 INCHES NOMINAL IN |
| Shank Neck Length | 0.680 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN |
| Turnlock Stud Head Style | FILLISTER WING |
| Stud Shank Major Diameter | 0.306 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OR STEEL COMP 8620 OVERALL |
| Grip Length | 0.950 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 |
|---|---|
| 1202399-1 PRIMARY | Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA) |
| Reference | Meaning |
|---|---|
| AW5-65SEF | 5/9 Secondary reference Southco Inc |
NSN 5325-01-101-0827 is a Stud,turnlock Fastener, manufactured by Alliant Techsystems Operations Llc Div Defense Electronic Systems, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-101-0827 has 1 manufacturer part number on file: 1202399-1 (Alliant Techsystems Operations Llc Div Defense Electronic Systems).
Key specifications for 1202399-1: Surface Treatment Document and Classification: QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Head Length: 1.115 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN; Material Accommodated Thickness: 0.641 INCHES MINIMUM AND 0.650 INCHES MAXIMUM IN; Turnlock Stud Shank Style: STUD SHANK. 12 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.