The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-01-475-9045, 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 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-475-9045 |
| Primary Part Number | 1126015-5 |
| 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, TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Eyelet Outside Diameter | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Drive Type | CROSS RECESS |
| Material Accommodated Thickness | 0.150 INCHES MINIMUM AND 0.179 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM-A-547 ASSN STD SINGLE MATERIAL RESPONSE STUD |
| Diameter | 0.258 INCHES MINIMUM AND 0.308 INCHES MAXIMUM IN |
| Stud Head Height | 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN |
| Securing Device Type | SPRING |
| Distance From Engaging Member to Largest Bearing Surface of Head | 0.631 INCHES MINIMUM AND 0.646 INCHES MAXIMUM IN |
| Turnlock Stud Head Style | FLAT FILLISTER |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 4037 STUD |
| Stud Assembly Style | STUD ASSEMBLY |
| Eyelet Length | 0.322 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 |
|---|---|
| 1126015-5 PRIMARY | Monadnock Company, the Dba Lisi Aerospace (USA) |
| Reference | Meaning |
|---|---|
| EF603-5 | 7/2 Vendor item drawing reference Leonardo Uk Limited (aw/eh101) |
NSN 5325-01-475-9045 is a Stud Assembly,turnlock Fastener, manufactured by Monadnock Company, the Dba Lisi Aerospace, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-475-9045 has 1 manufacturer part number on file: 1126015-5 (Monadnock Company, the Dba Lisi Aerospace).
Key specifications for 1126015-5: Surface Treatment Document and Classification: QQ-P-416, TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Eyelet Outside Diameter: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Drive Type: CROSS RECESS; Material Accommodated Thickness: 0.150 INCHES MINIMUM AND 0.179 INCHES MAXIMUM IN. 14 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.