The Retainer,nut, cataloged under National Stock Number 2530-00-678-8264, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-678-8264 |
| Primary Part Number | 8365263 |
| Item Name | Retainer,nut |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| General Characteristics Item Description | MALLEABLE CAST IRON; 3.355.IN. MIN,3.615 IN. MAX DIA O/A LG; 1.938 IN. THK O/A,TO ACCOMODATE NUT 2.938 IN. ACROSS FLATS; 2.188 IN. DIA OPENING FOR BOLT; 0.484 IN. DIA 2 HOLES IN LINE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8365263 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| J4609 | 3/9 Design control — primary reference U.S. Government activity |
NSN 2530-00-678-8264 is a Retainer,nut, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-678-8264 has 1 manufacturer part number on file: 8365263 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8365263: General Characteristics Item Description: MALLEABLE CAST IRON; 3.355.IN. MIN,3.615 IN. MAX DIA O/A LG; 1.938 IN. THK O/A,TO ACCOMODATE NUT 2.938 IN. ACROSS FLATS; 2.188 IN. DIA OPENING FOR BOLT; 0.484 IN. DIA 2 HOLES IN LINE IN. 1 specification is documented in the U.S. Government catalog.
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.