The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-250-2227, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-250-2227 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Receptacle Overall Length | 0.955 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE STUD |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE BARREL |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE RETAINER |
| Center to Center Distance Between Mounting Holes | 0.686 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| Mounting Style | PLAIN W/MOUNTING HOLE |
| Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE STUD |
| Material Document and Classification | AMS 5085 ASSN STD SINGLE MATERIAL RESPONSE RETAINER |
| Material Document and Classification | AMS6322 ASSN STD SINGLE MATERIAL RESPONSE BARREL |
| Turnlock Receptacle Style | TWO LUG FLOATING |
| Receptacle Width | 0.525 INCHES MAXIMUM IN |
| Turnlock Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE BARREL |
| Surface Treatment | CADMIUM STUD |
| Surface Treatment | CADMIUM AND CHROMATE RETAINER |
| Receptacle Height | 0.770 INCHES MAXIMUM IN |
| Material | STEEL COMP 8740 BARREL |
| Material | STEEL COMP 1050 RETAINER |
| Material | STEEL COMP 8740 STUD |
| Mounting Facility Thread Size and Series/type Designator | 0.164-32 UNIFIED NATIONAL COARSE (UNC) |
| Stud Protrusion Length | 0.125 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 |
| Reference | Meaning |
|---|---|
| C731-4-11-2 | 7/2 Vendor item drawing reference U.S. Government activity |
| PAF55-4-11-2 | 5/2 Secondary reference U.S. Government activity |
| PAF55-4-11-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-01-250-2227 is a Receptacle,turnlock Fastener, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-250-2227: Receptacle Overall Length: 0.955 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE STUD; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE BARREL; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE RETAINER. 21 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.