The Washer,flat, cataloged under National Stock Number 5310-01-689-3342, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Marine Power International Pty Ltd Brunswick Asia Pacific Group. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-689-3342 |
| Primary Part Number | 12-78910 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Marine Power International Pty Ltd Brunswick Asia Pacific Group |
| Status | ACTIVE |
| 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 |
|---|---|
| 12-78910 | Marine Power International Pty Ltd Brunswick Asia Pacific Group (AUS) |
| Reference | Meaning |
|---|---|
| 78910 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-689-3342 is a Washer,flat, manufactured by Marine Power International Pty Ltd Brunswick Asia Pacific Group, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-689-3342 has 1 manufacturer part number on file: 12-78910 (Marine Power International Pty Ltd Brunswick Asia Pacific Group).
Key specifications for 12-78910: Special Features: WASHER USED ON PROPELLER SHAFT,ON VARIOUS MARINE OUTBOARD ENGINES; Part Name Assigned by Controlling Agency: WASHER,FLAT. 0 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.