The Stud,turnlock Fastener, cataloged under National Stock Number 5325-01-540-4664, 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 16 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 | 5325-01-540-4664 |
| Primary Part Number | 5S27-11 |
| Item Name | Stud,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc Div Camloc Products |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-N-290, CLASS 1, TYPE II FED SPEC SINGLE TREATMENT RESPONSE STUD |
| Surface Treatment Document and Classification | QQ-P-416, CLASS 2, TYPE I FED SPEC SINGLE TREATMENT RESPONSE PIN |
| Drive Type | SLOTTED |
| Turnlock Stud Shank Style | STUD SHANK |
| Material Document and Classification | QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE STUD |
| Material Document and Classification | MIL-P-17091, TYPE I MIL SPEC SINGLE MATERIAL RESPONSE WASHER |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-W-412, COMP 1 FED SPEC SINGLE MATERIAL RESPONSE PIN |
| Diameter | 0.294 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN |
| Turnlock Stud Head Style | FILLISTER |
| Stud Shank Major Diameter | 0.145 INCHES NOMINAL IN |
| Surface Treatment | NICKEL STUD |
| Surface Treatment | CADMIUM PIN |
| Material | STEEL COMP 4037 STUD |
| Material | PLASTIC POLYAMIDE NYLON WASHER |
| Material | STEEL OR STEEL COMP 6150 PIN |
| Grip Length | 0.246 INCHES MINIMUM AND 0.254 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 |
|---|---|
| 5S27-11 PRIMARY | Howmet Global Fastening Systems Inc Div Camloc Products (USA) |
NSN 5325-01-540-4664 is a Stud,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc Div Camloc Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-540-4664 has 1 manufacturer part number on file: 5S27-11 (Howmet Global Fastening Systems Inc Div Camloc Products).
Key specifications for 5S27-11: Surface Treatment Document and Classification: QQ-N-290, CLASS 1, TYPE II FED SPEC SINGLE TREATMENT RESPONSE STUD; Surface Treatment Document and Classification: QQ-P-416, CLASS 2, TYPE I FED SPEC SINGLE TREATMENT RESPONSE PIN; Drive Type: SLOTTED; Turnlock Stud Shank Style: STUD SHANK. 16 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.