The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-615-8356, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-01-615-8356 |
| Primary Part Number | 3M304C6-7-2 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Receptacle Overall Length | 1.295 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Holes | 0.998 INCHES MINIMUM AND 1.002 INCHES MAXIMUM IN |
| Mounting Style | PLAIN W/MOUNTING HOLE |
| Turnlock Receptacle Style | TWO LUG FLOATING |
| Receptacle Width | 0.600 INCHES MAXIMUM IN |
| Turnlock Mounting Hole Diameter | 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Receptacle Height | 0.438 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING BARREL |
| Stud Protrusion Length | 0.125 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 |
|---|---|
| M195012-6-7-2 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| 195012B-6-7-2 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| 3M304C6-7-2 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| 195012B-6-7-2 | 5/2 Secondary reference U.S. Government activity |
| 3M304C6-7-2 | 5/9 Secondary reference The Boeing Company Div Defense |
NSN 5325-01-615-8356 is a Receptacle,turnlock Fastener, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-615-8356 has 3 manufacturer part numbers on file: M195012-6-7-2 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok), 195012B-6-7-2 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), 3M304C6-7-2 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
Key specifications for 3M304C6-7-2: Receptacle Overall Length: 1.295 INCHES MAXIMUM IN; Center to Center Distance Between Mounting Holes: 0.998 INCHES MINIMUM AND 1.002 INCHES MAXIMUM IN; Mounting Style: PLAIN W/MOUNTING HOLE; Turnlock Receptacle Style: TWO LUG FLOATING. 9 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.