The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-01-475-4264, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Monadnock Company, the Dba Lisi Aerospace. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-01-475-4264 |
| Primary Part Number | 1142014-4 |
| Item Name | Stud Assembly,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Monadnock Company, the Dba Lisi Aerospace |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416 TY2 CL2 FED SPEC ALL TREATMENT RESPONSES PIN |
| Head Length | 1.296 INCHES NOMINAL IN |
| Eyelet Outside Diameter | 0.421 INCHES NOMINAL IN |
| Material Accommodated Thickness | 0.231 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM-A-228 ASSN STD ALL MATERIAL RESPONSES PIN |
| Stud Head Height | 1.050 INCHES MINIMUM AND 1.140 INCHES MAXIMUM IN |
| Securing Device Type | SPRING |
| Distance From Engaging Member to Largest Bearing Surface of Head | 0.478 INCHES NOMINAL IN |
| Turnlock Stud Head Style | LOOP ON BELL |
| Surface Treatment | CADMIUM PIN |
| Material | STEEL PIN |
| 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 5325-01-475-4264 is a Stud Assembly,turnlock Fastener, manufactured by Monadnock Company, the Dba Lisi Aerospace, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-475-4264 has 2 manufacturer part numbers on file: EF605H4 (Aviation Spares and Repairs Ltd), 1142014-4 (Monadnock Company, the Dba Lisi Aerospace).
Key specifications for 1142014-4: Surface Treatment Document and Classification: QQ-P-416 TY2 CL2 FED SPEC ALL TREATMENT RESPONSES PIN; Head Length: 1.296 INCHES NOMINAL IN; Eyelet Outside Diameter: 0.421 INCHES NOMINAL IN; Material Accommodated Thickness: 0.231 INCHES MINIMUM AND 0.260 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.