The Stud,ball, cataloged under National Stock Number 5307-01-330-5394, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5307-01-330-5394 |
| Primary Part Number | 9512K73 |
| Item Name | Stud,ball |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Style Designator | BALL |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.312 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Thread Class | 2A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 18 LOCATION NOT OTHERWISE SPECIFIED |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 9512K73 PRIMARY | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 5101580-64 | 5/9 Secondary reference Duro Metal Products Co |
| 9416K73 | 5/9 Secondary reference Mcmaster-Carr Supply Co |
NSN 5307-01-330-5394 is a Stud,ball, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-330-5394 has 1 manufacturer part number on file: 9512K73 (Mcmaster-Carr Supply Co).
Key specifications for 9512K73: Style Designator: BALL; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Nominal Thread Size: 0.312 INCHES LOCATION NOT OTHERWISE SPECIFIED IN; Thread Class: 2A LOCATION NOT OTHERWISE SPECIFIED A. 6 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.