The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-00-451-3545, 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 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-451-3545 |
| Primary Part Number | CA18107C |
| 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 | 1.030 INCHES NOMINAL IN |
| Receptacle Thread Size and Series/type Designator | 0.164-32 UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE STUD |
| Center to Center Distance Between Mounting Holes | 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN |
| Mounting Style | PLAIN W/MOUNTING HOLE |
| Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE STUD |
| Features Provided | SEALING FEATURE |
| Receptacle Width | 0.531 INCHES NOMINAL IN |
| Turnlock Mounting Hole Diameter | 0.093 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE STUD |
| Receptacle Height | 0.568 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN |
| 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 |
NSN 5325-00-451-3545 is a Receptacle,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-451-3545 has 2 manufacturer part numbers on file: GR520BA1 (Northrop Grumman Systems Corporation), CA18107C (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for CA18107C: Receptacle Overall Length: 1.030 INCHES NOMINAL IN; Receptacle Thread Size and Series/type Designator: 0.164-32 UNIFIED NATIONAL COARSE (UNC); Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE STUD; Center to Center Distance Between Mounting Holes: 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN. 12 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.