The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-032-7066, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-01-032-7066 |
| Primary Part Number | 3M310-5-8-4 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Receptacle Overall Length | 1.115 INCHES MINIMUM AND 1.119 INCHES MAXIMUM IN |
| Receptacle Thread Size and Series/type Designator | 0.190-32 UNF |
| Center to Center Distance Between Mounting Holes | 0.705 INCHES MINIMUM AND 0.709 INCHES MAXIMUM IN |
| Mounting Style | PLAIN W/MOUNTING HOLE |
| Features Provided | SEALING FEATURE |
| 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 | 0.617 INCHES MAXIMUM IN |
| Material | STEEL COMP 8740 BARREL |
| Material | STEEL COMP 1050 RETAINER |
| Material | STEEL COMP 8740 STUD |
| 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 |
|---|---|
| 3M310-5-8-4 PRIMARY | The Boeing Company Div Defense (USA) |
| 3M310-5-8-4 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| Reference | Meaning |
|---|---|
| 1960-5-8-4 | 5/9 Secondary reference U.S. Government activity |
| 1960-5-8-4 | 5/9 Secondary reference U.S. Government activity |
| 3M310-5-8-4 | 5/2 Secondary reference U.S. Government activity |
| 3M310-5-8-4 | 5/2 Secondary reference U.S. Government activity |
NSN 5325-01-032-7066 is a Receptacle,turnlock Fastener, manufactured by The Boeing Company Div Defense, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-032-7066 has 2 manufacturer part numbers on file: 3M310-5-8-4 (The Boeing Company Div Defense), 3M310-5-8-4 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok).
Key specifications for 3M310-5-8-4: Receptacle Overall Length: 1.115 INCHES MINIMUM AND 1.119 INCHES MAXIMUM IN; Receptacle Thread Size and Series/type Designator: 0.190-32 UNF; Center to Center Distance Between Mounting Holes: 0.705 INCHES MINIMUM AND 0.709 INCHES MAXIMUM IN; Mounting Style: PLAIN W/MOUNTING HOLE. 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.