The Eyelet,turnlock Fastener, cataloged under National Stock Number 5325-00-340-1809, 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 Camloc Products. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-340-1809 |
| Primary Part Number | 40G1-5 |
| Item Name | Eyelet,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc Div Camloc Products |
| Status | ACTIVE |
| Eyelet Height | 0.185 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN |
| Distance Between Flanges | 0.129 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN |
| Largest Outside Diameter | 0.619 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Turnlock Eyelet Style | EYELET |
| Eyelet Inside Diameter | 0.343 INCHES NOMINAL IN |
| Smallest Outside Diameter | 0.495 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5325-00-340-1809 is a Eyelet,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc Div Camloc Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-340-1809 has 2 manufacturer part numbers on file: 40G1-5 (Howmet Global Fastening Systems Inc Div Camloc Products), 40G1-5 (Fairchild Fasteners Europe - Camloc Gmbh).
Key specifications for 40G1-5: Eyelet Height: 0.185 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN; Distance Between Flanges: 0.129 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN; Largest Outside Diameter: 0.619 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Turnlock Eyelet Style: EYELET. 8 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.