The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-237-6914, 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 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-01-237-6914 |
| Primary Part Number | CA17171 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Receptacle Overall Length | 1.130 INCHES NOMINAL IN |
| Receptacle Thread Size and Series/type Designator | 0.250-28 UNF |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE STUD |
| Surface Treatment Document and Classification | MIL-A-8625,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE BARREL |
| Center to Center Distance Between Mounting Holes | 0.872 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN |
| Mounting Style | PLAIN W/MOUNTING HOLE |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE RECEPTACLE |
| Material Document and Classification | AMS6322 ASSN STD SINGLE MATERIAL RESPONSE STUD |
| Material Document and Classification | QQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE BARREL |
| Turnlock Receptacle Style | RECEPTACLE |
| Receptacle Width | 0.630 INCHES NOMINAL IN |
| Turnlock Mounting Hole Diameter | 0.097 INCHES MINIMUM AND 0.101 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE BARREL |
| Surface Treatment | CADMIUM AND CHROMATE STUD |
| Receptacle Height | 0.790 INCHES NOMINAL IN |
| Material | STEEL COMP 8740 STUD |
| Material | ALUMINUM ALLOY 7075 BARREL |
| Material | STEEL COMP 1050 RECEPTACLE |
| 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 |
|---|---|
| CA17171 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| ST28D24-1 | 5/9 Secondary reference Lockheed Martin Corp |
NSN 5325-01-237-6914 is a Receptacle,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-237-6914 has 1 manufacturer part number on file: CA17171 (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for CA17171: Receptacle Overall Length: 1.130 INCHES NOMINAL IN; Receptacle Thread Size and Series/type Designator: 0.250-28 UNF; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE STUD; Surface Treatment Document and Classification: MIL-A-8625,TY 2,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE BARREL. 18 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.