The Washer,flat, cataloged under National Stock Number 5310-01-239-3547, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Deere & Co. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-239-3547 |
| Primary Part Number | 24H1311 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Deere & Co |
| Status | ACTIVE |
| Overall Diameter | 1.109 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Material Document and Classification | JDM 1018,CAGE 75160 MFR REF ALL MATERIAL RESPONSES OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.406 INCHES NOMINAL IN |
| Thickness | 0.180 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 |
|---|---|
| 24H1311 PRIMARY | Deere & Co (USA) |
| Reference | Meaning |
|---|---|
| A4231R | 3/9 Design control — primary reference Deere & Co |
| 3003163 | C/1 Advisory reference — outside the item-of-supply concept Cummins Inc. |
NSN 5310-01-239-3547 is a Washer,flat, manufactured by Deere & Co, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-239-3547 has 1 manufacturer part number on file: 24H1311 (Deere & Co).
Key specifications for 24H1311: Overall Diameter: 1.109 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN; Material Document and Classification: JDM 1018,CAGE 75160 MFR REF ALL MATERIAL RESPONSES OVERALL; Cross-Sectional Shape Style: RECTANGULAR; 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.