The Stud,ball, cataloged under National Stock Number 5307-00-115-6684, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5307-00-115-6684 |
| Item Name | Stud,ball |
| FSC / FSG | 5307 / 53 — Studs |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES OVERALL |
| Cotter Pin Hole Diameter | 0.047 INCHES NOMINAL FIRST HOLE IN |
| Thread Length | 0.300 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Taper Minor Diameter | 0.499 INCHES NOMINAL IN |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM |
| Style Designator | BALL |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE |
| Nominal Thread Size | 0.438 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Body Length | 0.810 INCHES NOMINAL IN |
| Surface Treatment | NICKEL OVERALL |
| Distance From Spherical Head Centerline to Head End | 0.300 INCHES NOMINAL IN |
| Thread Class | 3A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 20 LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL |
| Neck Diameter | 0.718 INCHES NOMINAL IN |
| Thread Series Designator | UNF LOCATION NOT OTHERWISE SPECIFIED |
| Distance From Cotter Pin Hole Centerline to Nut End | 0.988 INCHES NOMINAL FIRST HOLE IN |
| Head Diameter | 1.000 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 |
|---|---|
| 3-50205-1 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 3-50205-1 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
NSN 5307-00-115-6684 is a Stud,ball, classified under FSC 5307, Studs. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4820-01-491-2880. Verify interchangeability with system specifications before substitution.
Key specifications for 5307-00-115-6684: Surface Finish: 32.0 MICROINCHES OVERALL; Cotter Pin Hole Diameter: 0.047 INCHES NOMINAL FIRST HOLE IN; Thread Length: 0.300 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Taper Minor Diameter: 0.499 INCHES NOMINAL IN. 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.