The Washer,flat, cataloged under National Stock Number 5310-01-372-5646, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Washer,flat |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Emerson Automation Solutions Final Control Us Lp (CAGE 04613); Tyco Flow Control (CAGE Z3279) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-372-5646 |
| Primary Part Number | 111-904-005-735-001 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| D430-4-12-487 REV C ITEM 20 | Emerson Automation Solutions Final Control Us Lp (USA) |
| 111-904-005-735-001 | Tyco Flow Control (AUS) |
| 111-904-005-735-001 PRIMARY | Emerson Automation Solutions Final Control Us Lp (USA) |
| Reference | Meaning |
|---|---|
| D414-21-12-487 ITEM 27 | C/1 Advisory reference — outside the item-of-supply concept Emerson Automation Solutions Final Control Us Lp |
NSN 5310-01-372-5646 is a Washer,flat, manufactured by Emerson Automation Solutions Final Control Us Lp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-372-5646 has 3 manufacturer part numbers on file: D430-4-12-487 REV C ITEM 20 (Emerson Automation Solutions Final Control Us Lp), 111-904-005-735-001 (Tyco Flow Control), 111-904-005-735-001 (Emerson Automation Solutions Final Control Us Lp).
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.