The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-475-8617, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Voi-Shan Products. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-01-475-8617 |
| Primary Part Number | 196012-6-4-1 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| Status | ACTIVE |
| Receptacle Overall Length | 1.050 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment Document and Classification | AMS2410 ASSN STD SINGLE TREATMENT RESPONSE STUD |
| 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 |
| Turnlock Receptacle Style | RECEPTACLE |
| Turnlock Mounting Hole Diameter | 0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Surface Treatment | SILVER STUD |
| Precious Material and Location | STUD SILVER |
| Receptacle Height | 0.396 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 3M310C6-4-1 | The Boeing Company Div Defense (USA) |
| 196012-6-4-1 PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| M196012-6-4-1 PRIMARY | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| Reference | Meaning |
|---|---|
| 196012-6-4-1 | 3/2 Design control — primary reference U.S. Government activity |
| 196012-6-4-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5325-01-475-8617 is a Receptacle,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc. Div Voi-Shan Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-475-8617 has 3 manufacturer part numbers on file: 3M310C6-4-1 (The Boeing Company Div Defense), 196012-6-4-1 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), M196012-6-4-1 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok).
Key specifications for 196012-6-4-1: Receptacle Overall Length: 1.050 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Surface Treatment Document and Classification: AMS2410 ASSN STD SINGLE TREATMENT RESPONSE STUD; Distance Between Mounting Hole Centers: 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN. 14 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.