The Washer,lock, cataloged under National Stock Number 5310-00-209-0883, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems. Government technical data includes 8 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-209-0883 |
| Primary Part Number | 530-4B |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
| Status | ACTIVE |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Document and Classification | ECLIPSALOY 1,HARD,FSCM 06845 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.177 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN |
| Material Thickness | 0.031 INCHES NOMINAL IN |
| Color | BLACK OVERALL |
| Surface Treatment | OXIDE FILM OVERALL |
| Material | COPPER ALLOY OVERALL |
| Hole Diameter | 0.115 INCHES MINIMUM AND 0.124 INCHES MAXIMUM 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 |
|---|---|
| 530-4B PRIMARY | Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA) |
| Reference | Meaning |
|---|---|
| LW0-4B | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems |
| LW0-4B | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
| 530-4B | 5/2 Secondary reference U.S. Government activity |
| 530-4B | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems |
NSN 5310-00-209-0883 is a Washer,lock, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-209-0883 has 1 manufacturer part number on file: 530-4B (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems).
Key specifications for 530-4B: Overall Height: 0.031 INCHES NOMINAL IN; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Document and Classification: ECLIPSALOY 1,HARD,FSCM 06845 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.177 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN. 8 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.