The Valve,check, cataloged under National Stock Number 4820-01-331-7746, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Deere & Company Dba Deere John Co. Government technical data includes 4 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-331-7746 |
| Primary Part Number | AT141527 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Deere & Company Dba Deere John Co |
| Status | ACTIVE |
| Mounting Position | HORIZONTAL |
| Style Designator | STRAIGHT THRU |
| Media for Which Designed | OIL, HYDRAULIC SINGLE RESPONSE |
| Valve Operation Method | AUTOMATIC |
| 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 |
|---|---|
| AT141527 PRIMARY | Deere & Company Dba Deere John Co (USA) |
NSN 4820-01-331-7746 is a Valve,check, manufactured by Deere & Company Dba Deere John Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-331-7746 has 1 manufacturer part number on file: AT141527 (Deere & Company Dba Deere John Co).
Key specifications for AT141527: Mounting Position: HORIZONTAL; Style Designator: STRAIGHT THRU; Media for Which Designed: OIL, HYDRAULIC SINGLE RESPONSE; End Item Identification: 3805-01-279-3635. 4 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.