The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-527-1071, 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 Tridair Products. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-01-527-1071 |
| Primary Part Number | 204-16320-1 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Head Length | 0.940 INCHES NOMINAL IN |
| Stud Head Height | 0.625 INCHES NOMINAL IN |
| Turnlock Stud Head Style | FLAT FILLISTER WING |
| Material | STEEL COMP 303 OVERALL |
| Stud Thread Size and Series/type Designator | 0.-32 UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 204-16320-1 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| CA1886-0 | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| 204-16320-1 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5325-01-527-1071 is a Stud,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-527-1071 has 2 manufacturer part numbers on file: 204-16320-1 (Howmet Global Fastening Systems Inc. Div Tridair Products), CA1886-0 (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for 204-16320-1: Head Length: 0.940 INCHES NOMINAL IN; Stud Head Height: 0.625 INCHES NOMINAL IN; Turnlock Stud Head Style: FLAT FILLISTER WING; Special Features: SPIRAL PIN 0.094 IN. DIA IN. 5 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.