The Stud,shouldered, cataloged under National Stock Number 5307-00-026-3773, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-00-026-3773 |
| Primary Part Number | 539501-1 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Honeywell International, Inc Div Aerospace-Tucson |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.160 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM NUT THREAD IN |
| Style Designator | SHOULDERED |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.112 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.112 INCHES STUD THREAD IN |
| Shoulder Diameter | 0.250 INCHES NOMINAL IN |
| Stud End Shank Diameter | 0.125 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Nut End Shank Length | 0.195 INCHES NOMINAL IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 40 STUD THREAD |
| Thread Quantity Per Inch | 40 NUT THREAD |
| Distance Across Flats | 0.175 INCHES NOMINAL IN |
| Shoulder Length | 0.045 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) NUT THREAD |
| 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 |
|---|---|
| 539501-1 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| Reference | Meaning |
|---|---|
| 539501-1 | 5/9 Secondary reference Honeywell International Inc. Div Aerospace - Torrance |
NSN 5307-00-026-3773 is a Stud,shouldered, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-026-3773 has 1 manufacturer part number on file: 539501-1 (Honeywell International, Inc Div Aerospace-Tucson).
Key specifications for 539501-1: Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.160 INCHES NOMINAL STUD THREAD IN; Thread Length: 0.390 INCHES MINIMUM AND 0.410 INCHES MAXIMUM NUT THREAD IN; Style Designator: SHOULDERED. 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.