PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M3747-2551 REV 0 NOTE 2Cartridge,shut-Off Valve

Derbyshire Machine & Tool Co · NSN 4820-01-505-8000 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-505-8000 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-505-8000. Primary manufacturer part number: M3747-2551 REV 0 NOTE 2.
Features
  • Cartridge,shut-Off Valve — FSC 4820
  • 4 verified cross-references
  • Primary manufacturer: Derbyshire Machine & Tool Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Cartridge,shut-Off Valve, cataloged under National Stock Number 4820-01-505-8000, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Derbyshire Machine & Tool Co. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCartridge,shut-Off Valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersDerbyshire Machine & Tool Co (CAGE 71905); Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc (CAGE 0ASY6)
Technical Specifications
ParameterValue
NSN4820-01-505-8000
Primary Part NumberM3747-2551 REV 0 NOTE 2
Item NameCartridge,shut-Off Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDerbyshire Machine & Tool Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4820-01-062-3662365-4 INTERCHANGEABLE
Cartridge,valve
Admiral Valve Llc Dba Cpv Manufacturing
4820-01-505-8009M3747-2551 INTERCHANGEABLE
Valve,flow Control
Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc
4820-01-506-7327M3839-2571 INTERCHANGEABLE
Valve,globe
Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc
1730-01-725-9108M2364 INTERCHANGEABLE
Chock,wheel-Track
Gulfstream Aerospace Corporation Div Government Contracts
Cross-Reference Index
Part NumberManufacturer
M3747-2551 REV 0 NOTE 2 Derbyshire Machine & Tool Co (USA)
M3747-2551 Derbyshire Machine & Tool Co (USA)
M236-4 Derbyshire Machine & Tool Co (USA)
M3747-2551 REV 0 NOTE 2 Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc (USA)
Related Parts
4820-01-062-3662INTERCHANGEABLE
CARTRIDGE,VALVE
365-4
4820-01-505-8009INTERCHANGEABLE
VALVE,FLOW CONTROL
M3747-2551
4820-01-506-7327INTERCHANGEABLE
VALVE,GLOBE
M3839-2571
1730-01-725-9108INTERCHANGEABLE
CHOCK,WHEEL-TRACK
M2364

Frequently Asked Questions

What is NSN 4820-01-505-8000?

NSN 4820-01-505-8000 is a Cartridge,shut-Off Valve, manufactured by Derbyshire Machine & Tool Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-505-8000?

NSN 4820-01-505-8000 has 4 cross-referenced part numbers: M3747-2551 REV 0 NOTE 2 (Derbyshire Machine & Tool Co), M3747-2551 (Derbyshire Machine & Tool Co), M236-4 (Derbyshire Machine & Tool Co), M3747-2551 REV 0 NOTE 2 (Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc).

What NSN replaces 4820-01-505-8000?

There are 4 known substitutes for 4820-01-505-8000: 4820-01-062-3662, 4820-01-505-8009, 4820-01-506-7327 and 1 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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