The Washer,lock, cataloged under National Stock Number 5310-01-028-3285, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems. Government technical data includes 9 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-028-3285 |
| Primary Part Number | 202986N |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems |
| Status | ACTIVE |
| Surface Treatment Document and Classification | BW-3070-P FSCM 06853 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Hardness Rating | 46.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Document and Classification | SAE J 489 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.086 INCHES MAXIMUM IN |
| Material Thickness | 0.156 INCHES MINIMUM IN |
| Surface Treatment | CHROMIUM OVERALL |
| Material | STEEL OVERALL |
| Hole Diameter | 0.636 INCHES MINIMUM IN |
| 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 |
|---|---|
| 745-202986N | Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales (AUS) |
| 202986N PRIMARY | Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems (USA) |
| Reference | Meaning |
|---|---|
| 202986 | 3/9 Design control — primary reference Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems |
NSN 5310-01-028-3285 is a Washer,lock, manufactured by Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-028-3285 has 2 manufacturer part numbers on file: 745-202986N (Volvo Group Government Sales Oceani Oceania Volvo Group Government Sales), 202986N (Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems).
3 possible matches (shared part number, not a government interchangeability claim): 4820-01-531-3539, 4820-01-532-0579, 4820-01-532-0584. Verify interchangeability with system specifications before substitution.
Key specifications for 202986N: Surface Treatment Document and Classification: BW-3070-P FSCM 06853 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Hardness Rating: 46.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Document and Classification: SAE J 489 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 9 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.