The Washer,flat, cataloged under National Stock Number 5310-01-580-2901, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is International Organization for Standardization (iso). Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-580-2901 |
| Primary Part Number | ISO7089-M12X24X1.8-A2D |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | International Organization for Standardization (iso) |
| Status | ACTIVE |
| Overall Diameter | 24.0 MILLIMETERS NOMINAL MM |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | ZINC OVERALL |
| Peripheral Shape Style | ROUND |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 12.0 MILLIMETERS NOMINAL MM |
| Thickness | 1.8 MILLIMETERS NOMINAL 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 |
|---|---|
| ISO7089-M12X24X1.8-A2D PRIMARY | International Organization for Standardization (iso) (CHE) |
| 011923 | Denel Vehicle Systems (ZAF) |
| 011923 | General Dynamics Land Systems Canadacorp (CAN) |
| Reference | Meaning |
|---|---|
| 011923-0106 | D/9 Drawing number reference only Denel Vehicle Systems |
NSN 5310-01-580-2901 is a Washer,flat, manufactured by International Organization for Standardization (iso), classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-580-2901 has 3 manufacturer part numbers on file: ISO7089-M12X24X1.8-A2D (International Organization for Standardization (iso)), 011923 (Denel Vehicle Systems), 011923 (General Dynamics Land Systems Canadacorp).
Key specifications for ISO7089-M12X24X1.8-A2D: Overall Diameter: 24.0 MILLIMETERS NOMINAL MM; Cross-Sectional Shape Style: RECTANGULAR; Special Features: MATT: STEEL; Surface Treatment: ZINC OVERALL. 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.