NSN 4820-01-551-1746 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-551-1746. Manufacturer of record part number: MHU-1008-2-0625.
Manufacturer of record: Beswick Engineering Co Inc
Identification
NSN: 4820-01-551-1746
NIIN: 015511746
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: MHU-1008-2-0625
Manufacturer: Beswick Engineering Co Inc
General Description
The Valve,restrictor Check, cataloged under National Stock Number 4820-01-551-1746, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Beswick Engineering Co Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Valve,restrictor Check
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
Beswick Engineering Co Inc (CAGE 30634); U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207)
U S Army Tank Automotive Command Amsta-Im-Mm (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
Frequently Asked Questions
What is NSN 4820-01-551-1746?
NSN 4820-01-551-1746 is a Valve,restrictor Check, manufactured by Beswick Engineering Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-551-1746?
NSN 4820-01-551-1746 has 2 manufacturer part numbers on file: MHU-1008-2-0625 (Beswick Engineering Co Inc), 12496547 (U S Army Tank Automotive Command Amsta-Im-Mm).
Is NSN 4820-01-551-1746 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.