The Receptacle,turnlock Fastener, cataloged under National Stock Number 5325-00-925-6399, 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 13 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 18 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-925-6399 |
| Primary Part Number | CA1810 |
| 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 | 0.940 INCHES NOMINAL IN |
| Receptacle Thread Size and Series/type Designator | 0.164-32 UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Center to Center Distance Between Mounting Holes | 0.682 INCHES MINIMUM AND 0.692 INCHES MAXIMUM IN |
| Mounting Style | FLOATING NUT |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material Document and Classification | ASTM A286 ASSN STD SINGLE MATERIAL RESPONSE STUD |
| Turnlock Receptacle Style | FLOATING |
| Receptacle Width | 0.440 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Receptacle Height | 0.560 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING STUD |
| Material | STEEL COMP 303 OVERALL |
| 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 |
|---|---|
| 9305840-006 | Ums Skeldar Sweden Ab (SWE) |
| NSA5551C01 | Airbus Operations (FRA) |
| CA1810 | Fairchild Fasteners Europe - Camloc Gmbh (DEU) |
| VA97-0067-001 | Leonardo Uk Ltd (GBR) |
| CA1810 | Fairchild Fasteners Uk Ltd (GBR) |
| CA1810 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| Reference | Meaning |
|---|---|
| 10187421 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 71341911-001 | 7/2 Vendor item drawing reference Lockheed Martin Corporation |
| 533621-3 | 7/2 Vendor item drawing reference U.S. Government activity |
| 5325009256399 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| VMUAS-00000129 | 5/1 Secondary reference Esg Elektroniksystem- Und Logistik-Gmbh |
| CA1810 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 5019075 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| CP014-11 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 6900-1206-09 | 7/2 Vendor item drawing reference Drs Advanced Isr Llc Dba Drs Icas Llc |
| 885C829P21 | 7/2 Vendor item drawing reference U.S. Government activity |
| 390943-1 | 7/2 Vendor item drawing reference U.S. Government activity |
| 717800399-001 | 7/2 Vendor item drawing reference Lockheed Martin Corporation |
| GR520W1 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
| 5493312 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| G470087-1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 423290-1 | 5/9 Secondary reference Cinch Connectivity Solutions Inc. |
| 2887833-1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 948949-2 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5325-00-925-6399 is a Receptacle,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-925-6399 has 6 manufacturer part numbers on file: 9305840-006 (Ums Skeldar Sweden Ab), NSA5551C01 (Airbus Operations), CA1810 (Fairchild Fasteners Europe - Camloc Gmbh), VA97-0067-001 (Leonardo Uk Ltd), CA1810 (Fairchild Fasteners Uk Ltd) and 1 more.
5 possible matches (shared part number, not a government interchangeability claim): 5325-01-184-0371, 5985-01-294-7664, 5325-01-392-2073. Verify interchangeability with system specifications before substitution.
Key specifications for CA1810: Receptacle Overall Length: 0.940 INCHES NOMINAL IN; Receptacle Thread Size and Series/type Designator: 0.164-32 UNIFIED NATIONAL COARSE (UNC); Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Center to Center Distance Between Mounting Holes: 0.682 INCHES MINIMUM AND 0.692 INCHES MAXIMUM IN. 13 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.