The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-01-669-5264, 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 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-669-5264 |
| Primary Part Number | 27S3-4S |
| Item Name | Stud Assembly,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc Div Camloc Products |
| Status | ACTIVE |
| Drive Type | CROSS RECESS |
| Diameter | 0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN |
| Turnlock Stud Head Style | STUD HEAD |
| Surface Treatment | CHROMATE AND CHROMIUM OVERALL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Eyelet Length | 0.328 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 |
NSN 5325-01-669-5264 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 5325-01-669-5264 has 2 manufacturer part numbers on file: 27S3-4S (Howmet Global Fastening Systems Inc Div Camloc Products), 27S3-4S (Fairchild Fasteners Europe - Camloc Gmbh).
Key specifications for 27S3-4S: Drive Type: CROSS RECESS; Diameter: 0.244 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN; Turnlock Stud Head Style: STUD HEAD; Special Features: ALTERNATE PART NUMBER 1127009-4; TOTAL PANEL THICKNESS: 0.120" - 0.149";MATERIAL ACCOMODATED THICKNESS 0.090" MINIMUM AND 0.149" MAXIMUM; STUD ASSEMBLY STYLE; STUD HEAD HEIGHT- 0.069" MINIMUM AND 0.076" MAXIMUM; DISTANCE FROM ENGAGING MEMBER TO LARGEST BEARING SURFACE OF HEAD- 0.581 INCHES MINIMUM AND 0.591 INCHES MAXIMUM IN. 6 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.