The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-365-0601, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-365-0601 |
| Primary Part Number | 197012-4-4-5P |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| Receptacle Overall Length | 1.017 INCHES MAXIMUM IN |
| Receptacle Thread Size and Series/type Designator | 0.164-32 UNJC |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE RETAINER |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BARREL |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE AND AMS2410 ASSN STD 2ND TREATMENT RESPONSE STUD |
| Precious Material | SILVER |
| Center to Center Distance Between Mounting Holes | 0.748 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| Mounting Style | PLAIN W/MOUNTING HOLE |
| Material Document and Classification | AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE RETAINER |
| Material Document and Classification | AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE BARREL |
| Material Document and Classification | AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5732 ASSN STD SINGLE MATERIAL RESPONSE AND AMS5737 ASSN STD SINGLE MATERIAL RESPONSE STUD |
| Turnlock Receptacle Style | TWO LUG FLOATING |
| Receptacle Width | 0.625 INCHES MAXIMUM IN |
| Turnlock Mounting Hole Diameter | 0.093 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE RETAINER |
| Surface Treatment | PASSIVATE AND SILVER STUD |
| Surface Treatment | PASSIVATE BARREL |
| Precious Material and Location | STUD SILVER |
| Receptacle Height | 0.712 INCHES MAXIMUM IN |
| Material | IRON ALLOY 660 RETAINER |
| Material | IRON ALLOY 660 BARREL |
| Material | IRON ALLOY 660 STUD |
| Stud Protrusion Length | 0.312 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 |
|---|---|
| 197012-4-4-5P | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| 03A195-4-4-5P | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| 197012-4-4-5P | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| 197012-4-4-5P | Wesco Aircraft Hardware Corp. Dba Incora (USA) |
| Reference | Meaning |
|---|---|
| 03A195-4-4-5P | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 197012-4-4-5P | 3/2 Design control — primary reference U.S. Government activity |
| 197012-4-4-5P | 5/2 Secondary reference U.S. Government activity |
NSN 5325-01-365-0601 is a Receptacle,turnlock Fastener, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-365-0601 has 4 manufacturer part numbers on file: 197012-4-4-5P (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), 03A195-4-4-5P (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), 197012-4-4-5P (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), 197012-4-4-5P (Wesco Aircraft Hardware Corp. Dba Incora).
Key specifications for 197012-4-4-5P: Receptacle Overall Length: 1.017 INCHES MAXIMUM IN; Receptacle Thread Size and Series/type Designator: 0.164-32 UNJC; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE RETAINER; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BARREL. 23 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.