PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5071-012-212Valve,check

Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc · NSN 4820-01-225-8919 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-225-8919 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-225-8919. Primary manufacturer part number: 5071-012-212.
Features
  • Valve,check — FSC 4820
  • Flange Face Design: PLAIN ALL ENDS
  • Flow Control Device: DISK
  • Connection Type: FLANGE ALL ENDS
  • Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Valve Size: 2.500 INCHES IN
  • Disk Loading Method: WEIGHT
  • Face to Face Distance: 9.500 INCHES IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,check, cataloged under National Stock Number 4820-01-225-8919, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-01-225-8919
Primary Part Number5071-012-212
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMilwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
StatusCANCELLED
Flange Face DesignPLAIN ALL ENDS
Flow Control DeviceDISK
Connection TypeFLANGE ALL ENDS
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Valve Size2.500 INCHES IN
Disk Loading MethodWEIGHT
Face to Face Distance9.500 INCHES IN
Nominal Thickness0.562 INCHES ALL ENDS IN
Style DesignatorSTRAIGHT THRU FLANGED ENDS
Nominal Outside Diameter7.000 INCHES ALL ENDS IN
MaterialCOPPER ALLOY BODY
Flange ShapeROUND ALL ENDS
Valve Operation MethodAUTOMATIC
Mounting PositionHORIZONTAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-471-8356507-12 INTERCHANGEABLE
Seat,valve
Zurn Industries Inc Wilkins Regulator Co Div
6220-00-841-9321 INTERCHANGEABLE
Stop Light-Taillight,vehicular
2805-00-955-7501 INTERCHANGEABLE
Set Screw,weight Sa
4730-01-037-415250712 INTERCHANGEABLE
Coupling Half,quick Disconnect
Jetstream of Houston, Llp Dba Jetstream of Houston Llp
5133-01-051-5826C3000-0625 INTERCHANGEABLE
Counterbore,machine
Kennametal Inc. Div Kennametal Industrial Products Group
5330-01-278-9504 INTERCHANGEABLE
Gasket
5340-01-320-6973S364SS20 INTERCHANGEABLE
Clamp,loop
Umpco, Inc. Dba Umpco Inc
4820-01-351-8165178131 PC NO 6 INTERCHANGEABLE
Seat,valve
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
4820-01-352-89395071-011-300 INTERCHANGEABLE
Valve,stop-Check
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
4820-01-365-69505071-012-600 INTERCHANGEABLE
Valve,stop-Check
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
Cross-Reference Index
Part NumberManufacturer
178131 ASSY 5071 Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
5071 2-1/2IN Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings (USA)
178131 Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings (USA)
178131-5071 2 1-2IN Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings (USA)
5071-2 Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings (USA)
5071-2.50IN Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings (USA)
5071-012-212 PRIMARY Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
5071C00250 Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
5071 2.50IN.45D Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings (USA)
5071-2-1/2IN. Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings (USA)
54-111F 2 1-2IN PRIMARY Tate Andale, Llc (USA)
Related Parts
4820-00-471-8356INTERCHANGEABLE
SEAT,VALVE
507-12
6220-00-841-9321INTERCHANGEABLE
STOP LIGHT-TAILLIGHT,VEHICULAR
2805-00-955-7501INTERCHANGEABLE
SET SCREW,WEIGHT SA
4730-01-037-4152INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
50712
5133-01-051-5826INTERCHANGEABLE
COUNTERBORE,MACHINE
C3000-0625
5330-01-278-9504INTERCHANGEABLE
GASKET
5340-01-320-6973INTERCHANGEABLE
CLAMP,LOOP
S364SS20
4820-01-351-8165INTERCHANGEABLE
SEAT,VALVE
178131 PC NO 6
4820-01-352-8939INTERCHANGEABLE
VALVE,STOP-CHECK
5071-011-300
4820-01-365-6950INTERCHANGEABLE
VALVE,STOP-CHECK
5071-012-600
4820-01-365-7019INTERCHANGEABLE
SEAT,VALVE
5071C0-0600-24J1
4820-01-365-7123INTERCHANGEABLE
STEM,FLUID VALVE
D26135-S-381

Frequently Asked Questions

What is NSN 4820-01-225-8919?

NSN 4820-01-225-8919 is a Valve,check, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-01-225-8919?

NSN 4820-01-225-8919 has 11 cross-referenced part numbers: 178131 ASSY 5071 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), 5071 2-1/2IN (Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings), 178131 (Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings), 178131-5071 2 1-2IN (Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings), 5071-2 (Service Brass and Aluminum Foundry Co, Inc. Dba Service Brass Fittings) and 6 more.

What NSN replaces 4820-01-225-8919?

There are 12 known substitutes for 4820-01-225-8919: 4820-00-471-8356, 6220-00-841-9321, 2805-00-955-7501 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5071-012-212?

Key specifications for 5071-012-212: Flange Face Design: PLAIN ALL ENDS; Flow Control Device: DISK; Connection Type: FLANGE ALL ENDS; Operating Pressure: 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-01-225-8919 still in active supply?

NSN 4820-01-225-8919 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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