The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-00-830-0886, 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 9 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-830-0886 |
| Primary Part Number | 40S41-4S |
| Item Name | Stud Assembly,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc Div Camloc Products |
| Status | ACTIVE |
| Eyelet Outside Diameter | 0.341 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN |
| Drive Type | SLOTTED |
| Material Accommodated Thickness | 0.021 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| Distance From Engaging Member to Largest Bearing Surface of Head | 0.513 INCHES MINIMUM AND 0.523 INCHES MAXIMUM IN |
| Turnlock Stud Head Style | STUD HEAD |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL OVERALL |
| Stud Assembly Style | STUD ASSEMBLY |
| Eyelet Length | 0.257 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 |
NSN 5325-00-830-0886 is a Stud Assembly,turnlock Fastener, manufactured by Howmet Global Fastening Systems Inc Div Camloc Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-830-0886 has 3 manufacturer part numbers on file: 40S41-4S (Howmet Global Fastening Systems Inc Div Camloc Products), 40S41-4S (Monadnock Company, the Dba Lisi Aerospace), 91468435 (Thales Sa).
Key specifications for 40S41-4S: Eyelet Outside Diameter: 0.341 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN; Drive Type: SLOTTED; Material Accommodated Thickness: 0.021 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN; Distance From Engaging Member to Largest Bearing Surface of Head: 0.513 INCHES MINIMUM AND 0.523 INCHES MAXIMUM IN. 9 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.