The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-00-898-9141, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5307-00-898-9141 |
| Primary Part Number | 304149P16 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| Nut End Shank Diameter | 0.335 INCHES NOMINAL IN |
| Thread Length | 0.552 INCHES MAXIMUM STUD THREAD IN |
| Thread Length | 0.990 INCHES MAXIMUM NUT THREAD IN |
| Style Designator | SHOULDERED AND STEPPED |
| Thread Pitch Diameters | +0.3420 TO 0.3449 INCHES STUD THREAD IN |
| Thread Pitch Diameters | +0.4122 TO 0.4137 INCHES NUT THREAD IN |
| Material Document and Classification | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.375 INCHES STUD THREAD IN |
| Nominal Thread Size | 0.438 INCHES NUT THREAD IN |
| Shoulder Diameter | 0.552 INCHES NOMINAL IN |
| Stud End Shank Diameter | 0.315 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut End Shank Length | 0.298 INCHES NOMINAL IN |
| Stud End Shank Length | 0.133 INCHES NOMINAL IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 24 NUT THREAD |
| Thread Quantity Per Inch | 24 STUD THREAD |
| Material | IRON ALLOY 660 |
| Shoulder Length | 0.095 INCHES NOMINAL IN |
| Thread Series Designator | UNF NUT THREAD |
| Thread Series Designator | UNS STUD 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 |
|---|---|
| 304149P16 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
| Reference | Meaning |
|---|---|
| 304149P16 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 5307-00-898-9141 is a Stud,shouldered and Stepped, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5307, Studs. Status: active.
NSN 5307-00-898-9141 has 1 manufacturer part number on file: 304149P16 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
Key specifications for 304149P16: Nut End Shank Diameter: 0.335 INCHES NOMINAL IN; Thread Length: 0.552 INCHES MAXIMUM STUD THREAD IN; Thread Length: 0.990 INCHES MAXIMUM NUT THREAD IN; Style Designator: SHOULDERED AND STEPPED. 24 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.