The Washer,lock, cataloged under National Stock Number 5310-00-027-7527, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Emcore Space & Navigation Corporation Div Space & Navigation. Government technical data includes 7 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-00-027-7527 |
| Primary Part Number | 535-1703 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Emcore Space & Navigation Corporation Div Space & Navigation |
| Status | ACTIVE |
| Style Designator | FLAT INTERNAL TEETH |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.225 INCHES NOMINAL IN |
| Material Thickness | 0.018 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 410 OVERALL |
| Hole Diameter | 0.109 INCHES NOMINAL 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 |
|---|---|
| 535-1703 PRIMARY | Emcore Space & Navigation Corporation Div Space & Navigation (USA) |
| Reference | Meaning |
|---|---|
| 535-1703 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
| 535-1703 | 5/2 Secondary reference U.S. Government activity |
| 535-1703 | 5/9 Secondary reference Bendix Corp the |
| 535-1703 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems |
NSN 5310-00-027-7527 is a Washer,lock, manufactured by Emcore Space & Navigation Corporation Div Space & Navigation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-027-7527 has 1 manufacturer part number on file: 535-1703 (Emcore Space & Navigation Corporation Div Space & Navigation).
Key specifications for 535-1703: Style Designator: FLAT INTERNAL TEETH; Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.225 INCHES NOMINAL IN; Material Thickness: 0.018 INCHES NOMINAL IN. 7 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.