The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-264-9426, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-264-9426 |
| Primary Part Number | 3M310-6-3-6 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Receptacle Overall Length | 1.050 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Distance Between Mounting Hole Centers | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Holes | 0.705 INCHES MINIMUM AND 0.709 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 | RECEPTACLE |
| Turnlock Mounting Hole Diameter | 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Receptacle Height | 0.334 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Mounting Facility Thread Size and Series/type Designator | 0.250-28 UNF |
| Stud Protrusion Length | 0.375 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 |
|---|---|
| 3M310-6-3-6 PRIMARY | The Boeing Company Div Defense (USA) |
| M1960-6-3-6 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| Reference | Meaning |
|---|---|
| 10119333 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 1960-6-3-6 | 5/2 Secondary reference U.S. Government activity |
| 960-6-3-6 | 5/9 Secondary reference Callins Industries Inc |
| 1960-6-3-6 | 5/2 Secondary reference U.S. Government activity |
NSN 5325-01-264-9426 is a Receptacle,turnlock Fastener, manufactured by The Boeing Company Div Defense, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-264-9426 has 2 manufacturer part numbers on file: 3M310-6-3-6 (The Boeing Company Div Defense), M1960-6-3-6 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok).
Key specifications for 3M310-6-3-6: Receptacle Overall Length: 1.050 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Distance Between Mounting Hole Centers: 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN; Center to Center Distance Between Mounting Holes: 0.705 INCHES MINIMUM AND 0.709 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.