The Washer,flat, cataloged under National Stock Number 5310-01-102-0330, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Meggitt Safety Systems Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-102-0330 |
| Primary Part Number | 315B118-1 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Meggitt Safety Systems Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Diameter | 0.810 INCHES NOMINAL IN |
| Material Document and Classification | AMS5643,COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | PASSIVATE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 630 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.564 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN |
| Thickness | 0.090 INCHES MINIMUM AND 0.093 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 |
|---|---|
| 315B118-1 PRIMARY | Meggitt Safety Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 315B118-1 | 5/9 Secondary reference Eaton Motor Site |
| 315B118-1 | 5/9 Secondary reference Eaton Aerospace Llc Dba Eaton Inoac Div Fuel & Motion Control Systems Division |
NSN 5310-01-102-0330 is a Washer,flat, manufactured by Meggitt Safety Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-102-0330 has 1 manufacturer part number on file: 315B118-1 (Meggitt Safety Systems Inc).
Key specifications for 315B118-1: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Diameter: 0.810 INCHES NOMINAL IN; Material Document and Classification: AMS5643,COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 10 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.