The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-293-8799, 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 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-293-8799 |
| Primary Part Number | 3M304-5-6-3 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Receptacle Overall Length | 1.140 INCHES MAXIMUM IN |
| Receptacle Thread Size and Series/type Designator | 0.190-32 UNF |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Center to Center Distance Between Mounting Holes | 0.873 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN |
| Mounting Style | PLAIN W/MOUNTING HOLE |
| Material Document and Classification | 23-107,CAGEC 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Turnlock Receptacle Style | TWO LUG FLOATING |
| Receptacle Width | 0.500 INCHES MAXIMUM IN |
| Turnlock Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Receptacle Height | 0.492 INCHES MAXIMUM IN |
| Material | IRON ALLOY 660 OVERALL |
| Stud Protrusion Length | 0.187 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 |
|---|---|
| 3M304-5-6-3 | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| M1950-5-6-3 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| 3M304-5-6-3 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 1950-5-6-3 | 5/9 Secondary reference U.S. Government activity |
| 1950-5-6-3 | 5/2 Secondary reference U.S. Government activity |
NSN 5325-01-293-8799 is a Receptacle,turnlock Fastener, manufactured by The Boeing Company Div Defense, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-293-8799 has 3 manufacturer part numbers on file: 3M304-5-6-3 (Howmet Global Fastening Systems Inc. Div Tridair Products), M1950-5-6-3 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok), 3M304-5-6-3 (The Boeing Company Div Defense).
Key specifications for 3M304-5-6-3: Receptacle Overall Length: 1.140 INCHES MAXIMUM IN; Receptacle Thread Size and Series/type Designator: 0.190-32 UNF; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Center to Center Distance Between Mounting Holes: 0.873 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN. 13 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.