The Washer,flat, cataloged under National Stock Number 5310-01-594-2355, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Houston Drive Train Vehicle Component Sales, Inc. Dba Hdt Vehicle Component Sales, Inc.. Government technical data includes 2 specifications, 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 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 | 5310-01-594-2355 |
| Primary Part Number | 1229-R-4100 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Houston Drive Train Vehicle Component Sales, Inc. Dba Hdt Vehicle Component Sales, Inc. |
| Status | ACTIVE |
| Peripheral Shape Style | ROUND |
| Center Hole Shape Style | ROUND |
| 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 |
|---|---|
| 1229-R-4100 PRIMARY | Houston Drive Train Vehicle Component Sales, Inc. Dba Hdt Vehicle Component Sales, Inc. (USA) |
NSN 5310-01-594-2355 is a Washer,flat, manufactured by Houston Drive Train Vehicle Component Sales, Inc. Dba Hdt Vehicle Component Sales, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-594-2355 has 1 manufacturer part number on file: 1229-R-4100 (Houston Drive Train Vehicle Component Sales, Inc. Dba Hdt Vehicle Component Sales, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-605-9112. Verify interchangeability with system specifications before substitution.
Key specifications for 1229-R-4100: Peripheral Shape Style: ROUND; Part Name Assigned by Controlling Agency: OUTER WASHER; End Item Identification: 2330-01-587-7978;TRAILER,FLAT BED; Center Hole Shape Style: ROUND. 2 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.