The Washer,flat, cataloged under National Stock Number 5310-01-127-7604, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Danfoss Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-127-7604 |
| Primary Part Number | 29602-202 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Danfoss Inc |
| Status | ACTIVE |
| Overall Diameter | 0.625 INCHES NOMINAL IN |
| Hardness Rating | 30.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | CADMIUM OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 1040 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.390 INCHES NOMINAL IN |
| Thickness | 0.065 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 |
NSN 5310-01-127-7604 is a Washer,flat, manufactured by Danfoss Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-127-7604 has 2 manufacturer part numbers on file: 4912668 (Kalmar AC Inc), 29602-202 (Danfoss Inc).
Key specifications for 29602-202: Overall Diameter: 0.625 INCHES NOMINAL IN; Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM; Cross-Sectional Shape Style: RECTANGULAR; Special Features: MOLYBDENUM DISULFIDE COATED. 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.