The Stud,shouldered, cataloged under National Stock Number 5307-00-345-1538, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 18 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-345-1538 |
| Primary Part Number | 224089 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Curtiss-Wright Controls, Inc. Div Actuation Division |
| Status | ACTIVE |
| Thread Length | 0.740 INCHES NOMINAL NUT THREAD IN |
| Thread Length | 0.740 INCHES NOMINAL STUD THREAD IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | AMS 5637 ASSN STD 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 |
| Shoulder Diameter | 0.650 INCHES NOMINAL IN |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 28 STUD THREAD |
| Thread Quantity Per Inch | 28 NUT THREAD |
| Material | STEEL COMP 302 |
| Distance Across Flats | 0.500 INCHES NOMINAL IN |
| Shoulder Length | 0.570 INCHES NOMINAL IN |
| Thread Series Designator | UNF STUD THREAD |
| Thread Series Designator | UNF 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 |
|---|---|
| 224089 PRIMARY | Curtiss-Wright Controls, Inc. Div Actuation Division (USA) |
NSN 5307-00-345-1538 is a Stud,shouldered, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-345-1538 has 1 manufacturer part number on file: 224089 (Curtiss-Wright Controls, Inc. Div Actuation Division).
1 possible match (shared part number, not a government interchangeability claim): 6650-00-575-7403. Verify interchangeability with system specifications before substitution.
Key specifications for 224089: Thread Length: 0.740 INCHES NOMINAL NUT THREAD IN; Thread Length: 0.740 INCHES NOMINAL STUD THREAD IN; Style Designator: SHOULDERED; Material Document and Classification: AMS 5637 ASSN STD SINGLE MATERIAL RESPONSE. 18 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.