The Stud,ball, cataloged under National Stock Number 5307-00-028-9603, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5307-00-028-9603 |
| Item Name | Stud,ball |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Cotter Pin Hole Diameter | 0.135 INCHES NOMINAL FIRST HOLE IN |
| Thread Length | 0.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Taper Minor Diameter | 0.680 INCHES NOMINAL IN |
| Style Designator | BALL |
| Features Provided | CASEHARDENED |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Body Length | 1.500 INCHES NOMINAL IN |
| Distance From Spherical Head Centerline to Head End | 0.127 INCHES NOMINAL IN |
| Thread Class | 2A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 18 LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL |
| Neck Diameter | 0.675 INCHES NOMINAL IN |
| Thread Series Designator | UNF LOCATION NOT OTHERWISE SPECIFIED |
| Distance From Cotter Pin Hole Centerline to Nut End | 0.175 INCHES NOMINAL FIRST HOLE IN |
| Head Diameter | 1.250 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 894810R1 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
| 894810R1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5307-00-028-9603 is a Stud,ball, classified under FSC 5307, Studs. Status: active.
Key specifications for 5307-00-028-9603: Cotter Pin Hole Diameter: 0.135 INCHES NOMINAL FIRST HOLE IN; Thread Length: 0.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Taper Minor Diameter: 0.680 INCHES NOMINAL IN; Style Designator: BALL. 16 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.