The Stud Assembly,turnlock Fastener, cataloged under National Stock Number 5325-01-090-6429, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-090-6429 |
| Primary Part Number | 580R953H15 |
| Item Name | Stud Assembly,turnlock Fastener |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Eyelet Outside Diameter | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Drive Type | SLOTTED |
| Material Accommodated Thickness | 0.420 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE EYELET |
| Material Document and Classification | QQ-W-423,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE EJECTOR SPRING |
| Material Document and Classification | QQ-W-423,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE PIN |
| Material Document and Classification | QQ-W-423,FORM 1 FED SPEC SINGLE MATERIAL RESPONSE STUD |
| Diameter | 0.251 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN |
| Securing Device Type | WASHER |
| Distance From Engaging Member to Largest Bearing Surface of Head | 0.886 INCHES NOMINAL IN |
| Turnlock Stud Head Style | FLAT COUNTERSUNK |
| Surface Treatment | PASSIVATE PIN |
| Surface Treatment | PASSIVATE STUD |
| Surface Treatment | PASSIVATE EYELET |
| Surface Treatment | PASSIVATE EJECTOR SPRING |
| Material | STEEL COMP 305 EYELET |
| Material | STEEL COMP 302 STUD |
| Material | STEEL COMP 302 PIN |
| Material | STEEL COMP 302 EJECTOR SPRING |
| Stud Assembly Style | STUD ASSEMBLY |
| Eyelet Length | 0.328 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 |
|---|---|
| 580R953H15 | Waldemer Building Supply (USA) |
| 580R953H15 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| 2700-15S | Howmet Global Fastening Systems Inc Div Camloc Products (USA) |
| Reference | Meaning |
|---|---|
| 580R953H15 | 5/9 Secondary reference U.S. Government activity |
| 401823-14 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5325-01-090-6429 is a Stud Assembly,turnlock Fastener, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-090-6429 has 3 manufacturer part numbers on file: 580R953H15 (Waldemer Building Supply), 580R953H15 (Northrop Grumman Support Services Corp), 2700-15S (Howmet Global Fastening Systems Inc Div Camloc Products).
Key specifications for 580R953H15: Eyelet Outside Diameter: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Drive Type: SLOTTED; Material Accommodated Thickness: 0.420 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN; Material Document and Classification: QQ-S-766 FED SPEC SINGLE MATERIAL RESPONSE EYELET. 21 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.