The Stud,shouldered, cataloged under National Stock Number 5307-01-193-9040, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 21 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-193-9040 |
| Primary Part Number | 163264-1 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Nut End Shank Diameter | 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN |
| Thread Length | 0.398 INCHES MINIMUM AND 0.438 INCHES MAXIMUM NUT THREAD IN |
| Thread Length | 0.620 INCHES MINIMUM AND 0.700 INCHES MAXIMUM STUD THREAD IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.250 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.250 INCHES STUD THREAD IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut End Shank Length | 1.560 INCHES MINIMUM AND 1.620 INCHES MAXIMUM IN |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 32 STUD THREAD |
| Thread Quantity Per Inch | 32 NUT THREAD |
| Material | STEEL COMP 4130 |
| Distance Across Flats | 0.375 INCHES NOMINAL IN |
| Shoulder Length | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) STUD THREAD |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| 163264-1 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
NSN 5307-01-193-9040 is a Stud,shouldered, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-193-9040 has 1 manufacturer part number on file: 163264-1 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 163264-1: Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Nut End Shank Diameter: 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN; Thread Length: 0.398 INCHES MINIMUM AND 0.438 INCHES MAXIMUM NUT THREAD IN; Thread Length: 0.620 INCHES MINIMUM AND 0.700 INCHES MAXIMUM STUD THREAD IN. 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.