The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-264-1523, 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 Tridair Products. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-264-1523 |
| Primary Part Number | CA17157 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Receptacle Overall Length | 1.130 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BARREL |
| Center to Center Distance Between Mounting Holes | 0.872 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN |
| Mounting Style | PLAIN W/MOUNTING HOLE |
| Material Document and Classification | AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE RECEPTACLE |
| Material Document and Classification | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE STUD |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE BARREL |
| Turnlock Receptacle Style | RECEPTACLE |
| Receptacle Width | 0.630 INCHES NOMINAL IN |
| Turnlock Mounting Hole Diameter | 0.097 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE BARREL |
| Receptacle Height | 0.590 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING RECEPTACLE |
| Material | IRON ALLOY 660 STUD |
| Material | STEEL COMP 303 OR STEEL COMP 303SE BARREL |
| Mounting Facility Thread Size and Series/type Designator | 0.190-32 UNF |
| 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 |
|---|---|
| CA17157 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| GR520BM2 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 5325-01-264-1523 is a Receptacle,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-264-1523 has 1 manufacturer part number on file: CA17157 (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for CA17157: Receptacle Overall Length: 1.130 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BARREL; Center to Center Distance Between Mounting Holes: 0.872 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN; Mounting Style: PLAIN W/MOUNTING HOLE. 16 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.