The Washer,flat, cataloged under National Stock Number 5310-01-614-9997, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hitachi Energy Usa Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-614-9997 |
| Primary Part Number | CVN78-1500-5-5MPC319 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hitachi Energy Usa Inc |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| FLWH00091M | Hitachi Energy Usa Inc (USA) |
| CVN78-1500-5-5MPC319 PRIMARY | Hitachi Energy Usa Inc (USA) |
| Reference | Meaning |
|---|---|
| 75122 | 5/9 Secondary reference U.S. Government activity |
| 75122 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-614-9997 is a Washer,flat, manufactured by Hitachi Energy Usa Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-614-9997 has 2 manufacturer part numbers on file: FLWH00091M (Hitachi Energy Usa Inc), CVN78-1500-5-5MPC319 (Hitachi Energy Usa Inc).
1 possible match (shared part number, not a government interchangeability claim): 6130-01-687-4885. Verify interchangeability with system specifications before substitution.
Key specifications for CVN78-1500-5-5MPC319: Special Features: STAINLESS STEEL WASHER WITH BONDED RUBBER BACK,PART NUMBER 75122-PER DRAWING.; Part Name Assigned by Controlling Agency: WASHER,SELF-SEALING; End Item Identification: CVN78,15KV,POWER TRANSFORMER; Material: STEEL OVERALL. 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.