The Stud,shouldered and Stepped, cataloged under National Stock Number 5307-01-342-6733, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 19 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 | 5307-01-342-6733 |
| Primary Part Number | 12592278 |
| Item Name | Stud,shouldered and Stepped |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-P-16232,TYPE Z,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.440 INCHES NOMINAL NUT THREAD IN |
| Thread Length | 0.653 INCHES NOMINAL STUD THREAD IN |
| Style Designator | SHOULDERED AND STEPPED |
| Material Document and Classification | ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A108 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 | 0.190 INCHES NUT THREAD IN |
| Shoulder Diameter | 0.880 INCHES NOMINAL IN |
| Surface Treatment | PHOSPHATE ZINC OVERALL |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2B NUT THREAD |
| Thread Quantity Per Inch | 24 NUT THREAD |
| Thread Quantity Per Inch | 16 STUD THREAD |
| Material | STEEL COMP 1018 AND STEEL COMP 1040 |
| Shoulder Length | 0.130 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| 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 |
|---|---|
| 12592278 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 5307-01-342-6733 is a Stud,shouldered and Stepped, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-342-6733 has 1 manufacturer part number on file: 12592278 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 12592278: Surface Treatment Document and Classification: MIL-P-16232,TYPE Z,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.440 INCHES NOMINAL NUT THREAD IN; Thread Length: 0.653 INCHES NOMINAL STUD THREAD IN; Style Designator: SHOULDERED AND STEPPED. 19 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.