The Retainer Ball Stud, cataloged under National Stock Number 2530-00-773-5575, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is Vibratech Inc. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Retainer Ball Stud |
| FSC / FSG | 2530 — Vehicular Brake, Steering, Axle, Wheel, and Track Components (FSG 25) |
| Manufacturers | U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207); Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (CAGE 62265); Vibratech Inc (CAGE 74480); Mack Trucks Inc Parts Opn (CAGE 76040) |
| Parameter | Value |
|---|---|
| NSN | 2530-00-773-5575 |
| Primary Part Number | B904 |
| Item Name | Retainer Ball Stud |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Vibratech Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 7735575 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| B904 | Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA) |
| B904 PRIMARY | Vibratech Inc (USA) |
| 16BQ1115-4 PRIMARY | Mack Trucks Inc Parts Opn (USA) |
| Reference | Meaning |
|---|---|
| BB7718 | 5/9 Secondary reference Diamond Reo Truck Co |
| 365849 | 5/9 Secondary reference White Motor Corp |
| B904 | 5/9 Secondary reference Kaitlin Corp |
NSN 2530-00-773-5575 is a Retainer Ball Stud, manufactured by Vibratech Inc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-773-5575 has 4 manufacturer part numbers on file: 7735575 (U S Army Tank Automotive Command Amsta-Im-Mm), B904 (Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)), B904 (Vibratech Inc), 16BQ1115-4 (Mack Trucks Inc Parts Opn).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-511-5024. Verify interchangeability with system specifications before substitution.
Possible hazard — SDS may be required (DLA HMIC P). 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.