The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-628-9383, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-01-628-9383 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Receptacle Overall Length | 1.297 INCHES MAXIMUM IN |
| Receptacle Thread Size and Series/type Designator | 3A 0.2500-28 UNF A |
| Center to Center Distance Between Mounting Holes | 1.000 INCHES NOMINAL IN |
| Mounting Style | PLAIN W/MOUNTING HOLE |
| Turnlock Receptacle Style | TWO LUG FLOATING |
| Features Provided | SEALING FEATURE |
| Receptacle Width | 0.775 INCHES MAXIMUM IN |
| Turnlock Mounting Hole Diameter | 0.130 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL WASHER |
| Material | COBALT ALLOY RETAINER |
| Material | STEEL COMP 8740 OR STEEL COMP 4140 BARREL |
| Material | STEEL COMP 8740 OR STEEL COMP 4140 RECEPTACLE |
| Material | STEEL COMP 8740 OR STEEL COMP 4140 STUD |
| Stud Protrusion Length | 0.250 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 |
|---|---|
| 1970-6-9-4 | 3/2 Design control — primary reference U.S. Government activity |
| 3M305-6-9-4 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 1970-6-9-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-01-628-9383 is a Receptacle,turnlock Fastener, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-628-9383: Receptacle Overall Length: 1.297 INCHES MAXIMUM IN; Receptacle Thread Size and Series/type Designator: 3A 0.2500-28 UNF A; Center to Center Distance Between Mounting Holes: 1.000 INCHES NOMINAL IN; Mounting Style: PLAIN W/MOUNTING HOLE. 15 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.