The Washer,flat, cataloged under National Stock Number 5310-00-262-5676, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Borgwarner Pds (anderson), L.l.c.. 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-262-5676 |
| Primary Part Number | 1918811 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Borgwarner Pds (anderson), L.l.c. |
| Status | ACTIVE |
| Overall Diameter | 0.375 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-633,COMP FS1010-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | CADMIUM OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 1010 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.182 INCHES MINIMUM AND 0.193 INCHES MAXIMUM IN |
| Thickness | 0.031 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 |
|---|---|
| 1918811 | Borgwarner Pds (anderson), L.l.c. (USA) |
| A063935 | Borgwarner Pds (anderson), L.l.c. (USA) |
| Reference | Meaning |
|---|---|
| 1918811 | 5/9 Secondary reference General Motors Corp |
| A063935 | 3/9 Design control — primary reference General Motors Corp |
| 5830E9209 | 5/2 Secondary reference U.S. Government activity |
| A063935 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| A063935 | 5/9 Secondary reference General Motors Corp Delco Remy Div |
| A063935 | 5/9 Secondary reference Sasco Inc Canadian Div |
| 1918811 | 5/9 Secondary reference General Motors Corp Delco Remy Div |
| 1918811 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
NSN 5310-00-262-5676 is a Washer,flat, manufactured by Borgwarner Pds (anderson), L.l.c., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-262-5676 has 2 manufacturer part numbers on file: 1918811 (Borgwarner Pds (anderson), L.l.c.), A063935 (Borgwarner Pds (anderson), L.l.c.).
Key specifications for 1918811: Overall Diameter: 0.375 INCHES NOMINAL IN; Material Document and Classification: QQ-S-633,COMP FS1010-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: CADMIUM 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.