The Washer,flat, cataloged under National Stock Number 5310-01-615-5039, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Tld Europe. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-615-5039 |
| Primary Part Number | 98040A105 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Tld Europe |
| Status | ACTIVE |
| Overall Diameter | 22.0 MILLIMETERS NOMINAL MM |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | OXIDE OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL CORROSION RESISTING OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 8.0 MILLIMETERS NOMINAL MM |
| Thickness | 4.5 MILLIMETERS MINIMUM AND 5.4 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| 98040A105 | Tld Europe (FRA) |
| 98040A105 | Kampi Components Co Inc (USA) |
| 98040A105 | Tld America (USA) |
| 98040A105 | Tld Ace Corp Div Tld Ace (USA) |
| 98040A105 | Tld Canada Inc (CAN) |
| 98040A105 | Tld America Corporation Div Tld America (USA) |
| Reference | Meaning |
|---|---|
| 98040A105 | 3/9 Design control — primary reference Mcmaster-Carr Supply Co |
NSN 5310-01-615-5039 is a Washer,flat, manufactured by Tld Europe, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-615-5039 has 6 manufacturer part numbers on file: 98040A105 (Tld Europe), 98040A105 (Kampi Components Co Inc), 98040A105 (Tld America), 98040A105 (Tld Ace Corp Div Tld Ace), 98040A105 (Tld Canada Inc) and 1 more.
Key specifications for 98040A105: Overall Diameter: 22.0 MILLIMETERS NOMINAL MM; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: OXIDE OVERALL; Peripheral Shape Style: ROUND. 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.