The Washer,special, cataloged under National Stock Number 5310-00-384-8693, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Mitsubishi Caterpillar Forklift America, Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-384-8693 |
| Primary Part Number | A1145 |
| Item Name | Washer,special |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Mitsubishi Caterpillar Forklift America, Inc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,KEY IN CENTER OF 1.000 IN. HOLE DIA,0.281 IN. WIDTH OF KEY,10 HOLES 0.328 IN. DIA EQUALLY SPACED ON A 1.656 IN. BOLT CIRCLE,2.125 IN. OUTSIDE DIA O/A IN |
| 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 |
|---|---|
| A1145 PRIMARY | Mitsubishi Caterpillar Forklift America, Inc (USA) |
| Reference | Meaning |
|---|---|
| Y568 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-00-384-8693 is a Washer,special, manufactured by Mitsubishi Caterpillar Forklift America, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-384-8693 has 1 manufacturer part number on file: A1145 (Mitsubishi Caterpillar Forklift America, Inc).
4 possible matches (shared part number, not a government interchangeability claim): 2520-00-737-1355, 8455-01-528-8854, 8455-01-654-1452. Verify interchangeability with system specifications before substitution.
Key specifications for A1145: General Characteristics Item Description: STEEL,KEY IN CENTER OF 1.000 IN. HOLE DIA,0.281 IN. WIDTH OF KEY,10 HOLES 0.328 IN. DIA EQUALLY SPACED ON A 1.656 IN. BOLT CIRCLE,2.125 IN. OUTSIDE DIA O/A IN. 1 specification is 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.