The Stud,shouldered, cataloged under National Stock Number 5307-00-075-3758, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Spiral Tool Corporation Dba Stc Industries. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-075-3758 |
| Primary Part Number | 123CM11288-1 |
| Item Name | Stud,shouldered |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Spiral Tool Corporation Dba Stc Industries |
| Status | ACTIVE |
| Surface Treatment Document and Classification | GSS8050,FSCM 26512 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Cotter Pin Hole Diameter | 0.077 INCHES MINIMUM AND 0.082 INCHES MAXIMUM FIRST HOLE IN |
| Thread Length | 0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM NUT THREAD IN |
| Thread Length | 0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM STUD THREAD IN |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE |
| Nominal Thread Size | 0.250 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.312 INCHES STUD THREAD IN |
| Second Shoulder Length | 0.062 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A NUT THREAD A |
| Thread Class | 3A STUD THREAD A |
| Thread Quantity Per Inch | 24 STUD THREAD |
| Thread Quantity Per Inch | 28 NUT THREAD |
| Material | STEEL COMP E4340 |
| Second Shoulder Diameter | 0.875 INCHES NOMINAL IN |
| Distance Across Flats | 0.750 INCHES NOMINAL IN |
| Shoulder Length | 0.250 INCHES NOMINAL IN |
| Thread Series Designator | UNF STUD THREAD |
| Thread Series Designator | UNF NUT THREAD |
| Distance From Cotter Pin Hole Centerline to Nut End | 0.116 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 |
|---|---|
| 123CM11288-1 PRIMARY | Spiral Tool Corporation Dba Stc Industries (USA) |
| Reference | Meaning |
|---|---|
| 123CM11288-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| 123CM11288-1 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
NSN 5307-00-075-3758 is a Stud,shouldered, manufactured by Spiral Tool Corporation Dba Stc Industries, classified under FSC 5307, Studs. Status: active.
NSN 5307-00-075-3758 has 1 manufacturer part number on file: 123CM11288-1 (Spiral Tool Corporation Dba Stc Industries).
Key specifications for 123CM11288-1: Surface Treatment Document and Classification: GSS8050,FSCM 26512 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Cotter Pin Hole Diameter: 0.077 INCHES MINIMUM AND 0.082 INCHES MAXIMUM FIRST HOLE IN; Thread Length: 0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM NUT THREAD IN; Thread Length: 0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM STUD THREAD IN. 20 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.