The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-00-756-9243, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 23 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 | 5307-00-756-9243 |
| Primary Part Number | 535250-4 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416 TY 1 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Cotter Pin Hole Diameter | 0.068 INCHES NOMINAL FIRST HOLE IN |
| Nut End Shank Diameter | 0.365 INCHES NOMINAL IN |
| Thread Length | 0.560 INCHES MINIMUM STUD THREAD IN |
| Thread Length | 0.600 INCHES MINIMUM NUT THREAD IN |
| Style Designator | SHOULDERED AND STEPPED |
| Material Document and Classification | AMS6322 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.312 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.438 INCHES STUD THREAD IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut End Shank Length | 0.125 INCHES NOMINAL IN |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 24 NUT THREAD |
| Thread Quantity Per Inch | 20 STUD THREAD |
| Material | STEEL COMP 8740 |
| Distance Across Flats | 0.621 INCHES NOMINAL IN |
| Shoulder Length | 0.260 INCHES NOMINAL IN |
| Thread Series Designator | UNF STUD THREAD |
| Thread Series Designator | UNF NUT THREAD |
| Distance From Cotter Pin Hole Centerline to Nut End | 0.145 INCHES NOMINAL FIRST HOLE 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 |
|---|---|
| 535250-4 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5307-00-756-9243 is a Stud,shouldered and Stepped, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-756-9243 has 1 manufacturer part number on file: 535250-4 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 535250-4: Surface Treatment Document and Classification: QQ-P-416 TY 1 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Cotter Pin Hole Diameter: 0.068 INCHES NOMINAL FIRST HOLE IN; Nut End Shank Diameter: 0.365 INCHES NOMINAL IN; Thread Length: 0.560 INCHES MINIMUM STUD THREAD IN. 23 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.