The Washer,lock, cataloged under National Stock Number 5310-01-395-0823, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-395-0823 |
| Primary Part Number | 152.544 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, 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 |
|---|---|
| 152.544 PRIMARY | Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc (USA) |
| Reference | Meaning |
|---|---|
| 152.544 | 5/9 Secondary reference Webasto Thermosystems Inc |
NSN 5310-01-395-0823 is a Washer,lock, manufactured by Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-395-0823 has 1 manufacturer part number on file: 152.544 (Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 6750-01-427-1476, 4320-01-548-2021. Verify interchangeability with system specifications before substitution.
Key specifications for 152.544: End Item Identification: MRAP - COMMON NSN - USED ON MRAP NO PERMANENT WSDC IDENTIFIED AND 1 OTHER WEAPON SYSTEM. 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.