The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-01-440-2170, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-440-2170 |
| Item Name | Receptacle,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Receptacle Overall Length | 0.990 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OR QQ-P-416, TY II, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Center to Center Distance Between Mounting Holes | 0.750 INCHES MINIMUM AND 0.754 INCHES MAXIMUM IN |
| Mounting Style | PLAIN |
| Material Document and Classification | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Turnlock Receptacle Style | RECEPTACLE |
| Receptacle Width | 0.635 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OR CADMIUM OR CHROMATE OVERALL |
| Receptacle Height | 0.715 INCHES MAXIMUM IN |
| Material | STEEL COMP 630 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CF105RC4-123-4 | 5/9 Secondary reference U.S. Government activity |
| CF105RC4-123-4 | 5/9 Secondary reference U.S. Government activity |
| CF116RC4-123-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-01-440-2170 is a Receptacle,turnlock Fastener, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-440-2170: Receptacle Overall Length: 0.990 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OR QQ-P-416, TY II, CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Center to Center Distance Between Mounting Holes: 0.750 INCHES MINIMUM AND 0.754 INCHES MAXIMUM IN; Mounting Style: PLAIN. 10 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.