NSN 4820-01-454-4141 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-454-4141. Manufacturer of record part number: YMD-6859-R.
Nearby stock numbers← 4820-01-454-3874 Stem, Fluid Valve
·
4820-01-454-4146 Parts Kit, Pressure Regulating VA →
4820-01-454-4141 — Valves, Nonpowered
Features
Parts Kit,pressure Regulating VA — FSC 4820
Component Quantity: 10
2 manufacturer part numbers on file
Manufacturer of record: Appleton Marine Inc
Identification
NSN: 4820-01-454-4141
NIIN: 014544141
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: YMD-6859-R
Manufacturer: Appleton Marine Inc
General Description
The Parts Kit,pressure Regulating VA, cataloged under National Stock Number 4820-01-454-4141, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Appleton Marine Inc. Government technical data includes 1 specification, 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. Current acquisition status: Active.
Bosch Rexroth Corporation Div Industrial Hydraulics (USA)
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Related Parts in Valves
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
8171E-1/4HS2
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
D559A3M2
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-454-4141?
NSN 4820-01-454-4141 is a Parts Kit,pressure Regulating VA, manufactured by Appleton Marine Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-454-4141?
NSN 4820-01-454-4141 has 2 manufacturer part numbers on file: YMD-6859-R (Appleton Marine Inc), 1603-635-006 (Bosch Rexroth Corporation Div Industrial Hydraulics).
What are the specifications of YMD-6859-R?
Key specifications for YMD-6859-R: Component Quantity: 10; End Item Identification: IWO JIMA CLASS. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-454-4141 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.