The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-00-907-1085, 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 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-907-1085 |
| Primary Part Number | FX10-1540-4TS |
| Item Name | Stud Assembly,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| Eyelet Outside Diameter | 0.375 INCHES NOMINAL IN |
| Drive Type | TORQUE SET RECESS |
| Material Accommodated Thickness | 0.469 INCHES MINIMUM AND 0.593 INCHES MAXIMUM IN |
| Diameter | 0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Securing Device Type | RING |
| Distance From Engaging Member to Largest Bearing Surface of Head | 0.812 INCHES NOMINAL IN |
| Turnlock Stud Head Style | FLAT COUNTERSUNK |
| Surface Treatment | CADMIUM AND CHROMATE STUD |
| Surface Treatment | PASSIVATE EJECTOR SPRING |
| Surface Treatment | CADMIUM AND CHROMATE GROMMET |
| Material | STEEL COMP 4037 STUD |
| Material | STEEL COMP 4140 GROMMET |
| Material | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 EJECTOR SPRING |
| Stud Assembly Style | STUD ASSEMBLY |
| Eyelet Length | 0.750 INCHES NOMINAL IN |
| 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 |
|---|---|
| FX10-1540-4TS PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
NSN 5325-00-907-1085 is a Stud Assembly,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-907-1085 has 1 manufacturer part number on file: FX10-1540-4TS (Howmet Global Fastening Systems Inc. Div Tridair Products).
Key specifications for FX10-1540-4TS: Eyelet Outside Diameter: 0.375 INCHES NOMINAL IN; Drive Type: TORQUE SET RECESS; Material Accommodated Thickness: 0.469 INCHES MINIMUM AND 0.593 INCHES MAXIMUM IN; Diameter: 0.373 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN. 15 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.