PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

548T-700-112Valve,check

Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc · NSN 4820-01-140-8859 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-140-8859 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-140-8859. Primary manufacturer part number: 548T-700-112.
Features
  • Valve,check — FSC 4820
  • Mounting Position: HORIZONTAL
  • Media for Which Designed: STEAM FIRST RESPONSE
  • Thread Series Designator: NPT ALL ENDS
  • Material: COPPER ALLOY BODY
  • Style Designator: STRAIGHT THRU
  • Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS
  • Flow Control Device: DISK
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 4820-01-140-8859, 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 10 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-01-140-8859
Primary Part Number548T-700-112
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMilwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
StatusCANCELLED
Mounting PositionHORIZONTAL
Media for Which DesignedSTEAM FIRST RESPONSE
Thread Series DesignatorNPT ALL ENDS
MaterialCOPPER ALLOY BODY
Style DesignatorSTRAIGHT THRU
Connection StylePLAIN, OPTIONAL END (PIPE) ALL ENDS
Flow Control DeviceDISK
Thread DirectionRIGHT-HAND ALL ENDS
Maximum Operating Temp353.0 FAHRENHEIT FIRST RESPONSE DEGF
Maximum Operating Temp150.0 FAHRENHEIT SECOND RESPONSE DEGF
Valve Operation MethodAUTOMATIC
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
Nominal Thread Size1.500 INCHES ALL ENDS IN
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Operating Pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5315-00-054-4112 INTERCHANGEABLE
Pin,straight,headless
5930-01-315-5483544-112 INTERCHANGEABLE
Boot,dust and Moisture Seal
Allied Defense Industries, Llc Dba Ams Distribution
5120-01-399-9830J5441-1/2 INTERCHANGEABLE
Screwdriver Attachment,socket Wr
The Stanley Works Dba Stanley Proto
Cross-Reference Index
Part NumberManufacturer
544-112 Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
PERS40-2091427 PIECE D12 Naval Ship Systems Command (USA)
548T-700-112 PRIMARY Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
544 1 1-2IN Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
548T 1-1/2IN Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
544 1-1/2IN Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
002744-1 Uniflite Inc (USA)
002744-1 Sea Cure Technology, Inc (USA)
PERS.40 2091427 Naval Ship Systems Command (USA)
901-1 1/2IN Hammond Valve Corp (USA)
Related Parts
5315-00-054-4112INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
5930-01-315-5483INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
544-112
5120-01-399-9830INTERCHANGEABLE
SCREWDRIVER ATTACHMENT,SOCKET WR
J5441-1/2

Frequently Asked Questions

What is NSN 4820-01-140-8859?

NSN 4820-01-140-8859 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 4820-01-140-8859?

NSN 4820-01-140-8859 has 10 cross-referenced part numbers: 544-112 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), PERS40-2091427 PIECE D12 (Naval Ship Systems Command), 548T-700-112 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), 544 1 1-2IN (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), 548T 1-1/2IN (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc) and 5 more.

What NSN replaces 4820-01-140-8859?

There are 3 known substitutes for 4820-01-140-8859: 5315-00-054-4112, 5930-01-315-5483, 5120-01-399-9830. Verify interchangeability with system specifications before substitution.

What are the specifications of 548T-700-112?

Key specifications for 548T-700-112: Mounting Position: HORIZONTAL; Media for Which Designed: STEAM FIRST RESPONSE; Thread Series Designator: NPT ALL ENDS; Material: COPPER ALLOY BODY. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-01-140-8859 still in active supply?

NSN 4820-01-140-8859 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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