The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-020-4413, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 11 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 | 5325-01-020-4413 |
| Primary Part Number | 3M305-4-8-01 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Receptacle Overall Length | 1.017 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes | 0.748 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| Mounting Style | PLAIN W/MOUNTING HOLE |
| Turnlock Receptacle Style | TWO LUG FLOATING |
| Receptacle Width | 0.625 INCHES NOMINAL IN |
| Turnlock Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Receptacle Height | 0.712 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Mounting Facility Thread Size and Series/type Designator | 0.164-32 UNIFIED NATIONAL COARSE (UNC) |
| Stud Protrusion Length | 0.062 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 |
| Part Number | Manufacturer |
|---|---|
| 3M305-4-8-01 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5325-01-020-4413 is a Receptacle,turnlock Fastener, manufactured by The Boeing Company Div Defense, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-020-4413 has 1 manufacturer part number on file: 3M305-4-8-01 (The Boeing Company Div Defense).
Key specifications for 3M305-4-8-01: Receptacle Overall Length: 1.017 INCHES NOMINAL IN; Center to Center Distance Between Mounting Holes: 0.748 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN; Mounting Style: PLAIN W/MOUNTING HOLE; Turnlock Receptacle Style: TWO LUG FLOATING. 11 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.