The Stud,shouldered, cataloged under National Stock Number 5307-01-272-7538, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-01-272-7538 |
| Primary Part Number | 34649 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Precious Material | SILVER |
| Thread Length | 0.420 INCHES MINIMUM AND 0.460 INCHES MAXIMUM STUD THREAD IN |
| Thread Length | 0.600 INCHES MINIMUM AND 0.640 INCHES MAXIMUM NUT THREAD IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | ASTM B441 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.138 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.164 INCHES NUT THREAD IN |
| Surface Treatment | SILVER OVERALL |
| Precious Material and Location | OVERALL SILVER |
| Thread Class | 32 STUD THREAD |
| Thread Class | 32 NUT THREAD |
| Thread Quantity Per Inch | 2A STUD THREAD A |
| Thread Quantity Per Inch | 2A NUT THREAD A |
| Material | COPPER ALLOY |
| Distance Across Flats | 0.375 INCHES NOMINAL IN |
| Shoulder Length | 0.375 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) NUT THREAD B |
| 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 |
|---|---|
| 34649 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| 34649 | 5/9 Secondary reference United Technologies Corp Hamilton Sundstrand Corp |
NSN 5307-01-272-7538 is a Stud,shouldered, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-272-7538 has 1 manufacturer part number on file: 34649 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 34649: Surface Treatment Document and Classification: QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Precious Material: SILVER; Thread Length: 0.420 INCHES MINIMUM AND 0.460 INCHES MAXIMUM STUD THREAD IN; Thread Length: 0.600 INCHES MINIMUM AND 0.640 INCHES MAXIMUM NUT 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.