PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20107731Piston,valve

Warren Controls, Inc. · NSN 4820-01-207-3726 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-207-3726 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-207-3726. Primary manufacturer part number: 20107731.
Features
  • Piston,valve — FSC 4820
  • Valve Type for Which Designed: PRESSURE REDUCING
  • Valve Design Control Activity: 03847
  • Material Document and Classification: QQ-N-288, COND D FED SPEC SINGLE MATERIAL RESPONSE
  • Material: NICKEL ALLOY
  • 6 verified cross-references
  • Primary manufacturer: Warren Controls, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy construction
General Description

The Piston,valve, cataloged under National Stock Number 4820-01-207-3726, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Warren Controls, Inc.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-207-3726
Primary Part Number20107731
Item NamePiston,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWarren Controls, Inc.
StatusACTIVE
Valve Type for Which DesignedPRESSURE REDUCING
Valve Design Control Activity03847
Material Document and ClassificationQQ-N-288, COND D FED SPEC SINGLE MATERIAL RESPONSE
MaterialNICKEL ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4820-01-207-376020107730 INTERCHANGEABLE
Stem,fluid Valve
Warren Controls, Inc.
4820-01-313-373930807005 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Warren Controls, Inc.
1095-01-610-69832010773-1 INTERCHANGEABLE
Nrp,bracket,cru Sho
L3harris Technologies, Inc. Div Space and Airborne Systems
Cross-Reference Index
Part NumberManufacturer
30807268 PIECE 12 Warren Controls, Inc. (USA)
30808989 ITEM 13 Warren Controls, Inc. (USA)
20107731 PRIMARY Warren Controls, Inc. (USA)
30808993 ITEM 13 Warren Controls, Inc. (USA)
30807268 Warren Controls, Inc. (USA)
20107131 Warren Controls, Inc. (USA)
Related Parts
4820-01-207-3760INTERCHANGEABLE
STEM,FLUID VALVE
20107730
4820-01-313-3739INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
30807005
1095-01-610-6983INTERCHANGEABLE
NRP,BRACKET,CRU SHO
2010773-1

Frequently Asked Questions

What is NSN 4820-01-207-3726?

NSN 4820-01-207-3726 is a Piston,valve, manufactured by Warren Controls, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-207-3726?

NSN 4820-01-207-3726 has 6 cross-referenced part numbers: 30807268 PIECE 12 (Warren Controls, Inc.), 30808989 ITEM 13 (Warren Controls, Inc.), 20107731 (Warren Controls, Inc.), 30808993 ITEM 13 (Warren Controls, Inc.), 30807268 (Warren Controls, Inc.) and 1 more.

What NSN replaces 4820-01-207-3726?

There are 3 known substitutes for 4820-01-207-3726: 4820-01-207-3760, 4820-01-313-3739, 1095-01-610-6983. Verify interchangeability with system specifications before substitution.

What are the specifications of 20107731?

Key specifications for 20107731: Valve Type for Which Designed: PRESSURE REDUCING; Valve Design Control Activity: 03847; Material Document and Classification: QQ-N-288, COND D FED SPEC SINGLE MATERIAL RESPONSE; Material: NICKEL ALLOY. 4 total characteristics are documented in the Federal Logistics Information System.

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