The Washer,flat, cataloged under National Stock Number 5310-00-370-0694, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Telemechanics Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-370-0694 |
| Primary Part Number | 150990 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Telemechanics Inc |
| 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 |
|---|---|
| 150990 PRIMARY | Telemechanics Inc (USA) |
| Reference | Meaning |
|---|---|
| 150990 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 150990 | 5/9 Secondary reference American Telephone and Telegraph Co |
| 150990 | 5/9 Secondary reference Daytel Mfg Inc |
NSN 5310-00-370-0694 is a Washer,flat, manufactured by Telemechanics Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-370-0694 has 1 manufacturer part number on file: 150990 (Telemechanics Inc).
2 possible matches (shared part number, not a government interchangeability claim): 2815-00-490-5386, 3040-01-550-8564. Verify interchangeability with system specifications before substitution.
Key specifications for 150990: End Item Identification: USED ON TTY EQUIPMENT. 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.