PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

178131INFLGEValve,check

Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc · NSN 4820-00-089-9878 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-089-9878 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-089-9878. Primary manufacturer part number: 178131INFLGE.
Features
  • Valve,check — FSC 4820
  • Face to Face Distance: 9.500 INCHES IN
  • Style Designator: STRAIGHT THRU FLANGED ENDS
  • Center to Center Nominal Distance Between Bolt Holes Along Width: 2.500 INCHES ALL ENDS IN
  • Material: COPPER ALLOY 922 AND STEEL UNS J03002 BODY
  • Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Center to Center Nominal Distance Between Bolt Holes Along Length: 1.875 INCHES ALL ENDS IN
  • Bolt Hole Quantity: 6 ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy 922 and Steel Uns J03002 Body construction
General Description

The Valve,check, cataloged under National Stock Number 4820-00-089-9878, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-089-9878
Primary Part Number178131INFLGE
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMilwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
StatusACTIVE
Face to Face Distance9.500 INCHES IN
Style DesignatorSTRAIGHT THRU FLANGED ENDS
Center to Center Nominal Distance Between Bolt Holes Along Width2.500 INCHES ALL ENDS IN
MaterialCOPPER ALLOY 922 AND STEEL UNS J03002 BODY
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Center to Center Nominal Distance Between Bolt Holes Along Length1.875 INCHES ALL ENDS IN
Bolt Hole Quantity6 ALL ENDS
Flow Control DeviceDISK
Valve Size3.000 INCHES IN
Bolt Hole Nominal Diameter0.438 INCHES ALL ENDS IN
Nominal Thickness0.750 INCHES ALL ENDS IN
Flange Face DesignPLAIN ALL ENDS
Nominal Width0.750 INCHES ALL ENDS IN
Flange ShapeRECTANGULAR WITH HOLES ALL ENDS
Nominal Length7.500 INCHES ALL ENDS IN
Valve Operation MethodMANUAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5935-01-041-802917-893 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corp Div Amphenol Aerospace Operations
5962-01-076-8398932821-2 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
178131INFLGE Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings (USA)
17893INFLGE Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings (USA)
17893 Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings (USA)
HDAAUV2745 Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings (USA)
HDAAUV2745 Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
178131INFLGE PRIMARY Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
Related Parts
5935-01-041-8029INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
17-893
5962-01-076-8398INTERCHANGEABLE
MICROCIRCUIT,MEMORY
932821-2

Frequently Asked Questions

What is NSN 4820-00-089-9878?

NSN 4820-00-089-9878 is a Valve,check, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-089-9878?

NSN 4820-00-089-9878 has 6 cross-referenced part numbers: 178131INFLGE (Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings), 17893INFLGE (Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings), 17893 (Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings), HDAAUV2745 (Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings), HDAAUV2745 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc) and 1 more.

What NSN replaces 4820-00-089-9878?

There are 2 known substitutes for 4820-00-089-9878: 5935-01-041-8029, 5962-01-076-8398. Verify interchangeability with system specifications before substitution.

What are the specifications of 178131INFLGE?

Key specifications for 178131INFLGE: Face to Face Distance: 9.500 INCHES IN; Style Designator: STRAIGHT THRU FLANGED ENDS; Center to Center Nominal Distance Between Bolt Holes Along Width: 2.500 INCHES ALL ENDS IN; Material: COPPER ALLOY 922 AND STEEL UNS J03002 BODY. 16 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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