The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-00-045-1950, 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 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-00-045-1950 |
| Primary Part Number | 26S39-11 |
| Item Name | Stud Assembly,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc Div Camloc Products |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416A,CL 2,TY 2 FED SPEC SINGLE TREATMENT RESPONSE EJECTOR SPRING A |
| Surface Treatment Document and Classification | QQ-P-416A,CL 2,TY 2 FED SPEC SINGLE TREATMENT RESPONSE PIN A |
| Surface Treatment Document and Classification | QQ-N-290,CL 1,TY 4 FED SPEC SINGLE TREATMENT RESPONSE STUD |
| Surface Treatment Document and Classification | QQ-W-290,CL 1,TY 4 FED SPEC SINGLE TREATMENT RESPONSE EYELET |
| Eyelet Outside Diameter | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Drive Type | CROSS RECESS |
| Diameter | 0.298 INCHES MINIMUM AND 0.308 INCHES MAXIMUM IN |
| Stud Head Height | 0.088 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN |
| Distance From Engaging Member to Largest Bearing Surface of Head | 0.842 INCHES MINIMUM AND 0.857 INCHES MAXIMUM IN |
| Turnlock Stud Head Style | FILLISTER COUNTERSUNK |
| Surface Treatment | CADMIUM AND CHROMATE EJECTOR SPRING |
| Surface Treatment | NICKEL EYELET |
| Surface Treatment | NICKEL STUD |
| Surface Treatment | CADMIUM AND CHROMATE PIN |
| Material | STEEL STUD |
| Material | STEEL EYELET |
| Material | STEEL EJECTOR SPRING |
| Material | STEEL PIN |
| 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 |
|---|---|
| 1126005-11 | Monadnock Company, the Dba Lisi Aerospace (USA) |
| 26S39-11 PRIMARY | Howmet Global Fastening Systems Inc Div Camloc Products (USA) |
| Reference | Meaning |
|---|---|
| 10679545-11 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 5325-00-045-1950 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 5325-00-045-1950 has 2 manufacturer part numbers on file: 1126005-11 (Monadnock Company, the Dba Lisi Aerospace), 26S39-11 (Howmet Global Fastening Systems Inc Div Camloc Products).
Key specifications for 26S39-11: Surface Treatment Document and Classification: QQ-P-416A,CL 2,TY 2 FED SPEC SINGLE TREATMENT RESPONSE EJECTOR SPRING A; Surface Treatment Document and Classification: QQ-P-416A,CL 2,TY 2 FED SPEC SINGLE TREATMENT RESPONSE PIN A; Surface Treatment Document and Classification: QQ-N-290,CL 1,TY 4 FED SPEC SINGLE TREATMENT RESPONSE STUD; Surface Treatment Document and Classification: QQ-W-290,CL 1,TY 4 FED SPEC SINGLE TREATMENT RESPONSE EYELET. 20 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.