PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

167 1-4Valve,lift-Check

The Walworth Company · NSN 4820-00-640-0292 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-640-0292 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-640-0292. Primary manufacturer part number: 167 1-4.
Features
  • Valve,lift-Check — FSC 4820
  • Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Maximum Operating Temp: 550.0 FAHRENHEIT FIRST RESPONSE DEGF
  • Maximum Operating Temp: 150.0 FAHRENHEIT SECOND RESPONSE DEGF
  • Mounting Position: HORIZONTAL
  • Bonnet Type: INSIDE SPRING
  • Thread Direction: RIGHT-HAND ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy 922 Body construction
General Description

The Valve,lift-Check, cataloged under National Stock Number 4820-00-640-0292, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is The Walworth Company. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 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
NSN4820-00-640-0292
Primary Part Number167 1-4
Item NameValve,lift-Check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerThe Walworth Company
StatusCANCELLED
Connection StylePLAIN, OPTIONAL END (PIPE) ALL ENDS
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Maximum Operating Temp550.0 FAHRENHEIT FIRST RESPONSE DEGF
Maximum Operating Temp150.0 FAHRENHEIT SECOND RESPONSE DEGF
Mounting PositionHORIZONTAL
Bonnet TypeINSIDE SPRING
Thread DirectionRIGHT-HAND ALL ENDS
Flow Control DeviceDISK
Valve Operation MethodMANUAL
Bonnet Attachment MethodTHREADED
Operating Pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
MaterialCOPPER ALLOY 922 BODY
Style DesignatorSTRAIGHT THRU
Thread Series DesignatorNPT ALL ENDS
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Media for Which DesignedSTEAM FIRST RESPONSE
Nominal Thread Size0.250 INCHES ALL ENDS IN
Material Document and ClassificationASTM B-16 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
Material Document and ClassificationASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
MaterialCOPPER ALLOY FLOW CONTROL DEVICE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2530-00-099-0797F16714 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5815-00-125-81868158 INTERCHANGEABLE
Lever
Telemechanics Inc
5306-00-206-09308158 INTERCHANGEABLE
Bolt,shoulder
Kone Inc.
5340-00-290-4139 INTERCHANGEABLE
Hook,screw
5998-00-308-0108 INTERCHANGEABLE
Circuit Card Assembly
2815-00-592-53088158 INTERCHANGEABLE
Ring,piston
Kaydon Ring & Seal Inc Dba Skf Precision Technologies
5935-00-646-5895 INTERCHANGEABLE
Connector,receptacle,electrical
5995-00-845-4754 INTERCHANGEABLE
Cable Assembly,radio Frequency
1630-01-139-259316714 INTERCHANGEABLE
Cap,pilot Valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5905-01-154-6157 INTERCHANGEABLE
Resistor,fixed,film
Cross-Reference Index
Part NumberManufacturer
167 The Walworth Company (USA)
574-4801-812078PC36 Naval Ship Systems Command (USA)
167 1-4 PRIMARY The Walworth Company (USA)
574-4801-812078PC36 PRIMARY Naval Sea Systems Command (USA)
B-337 SZ 1/4 IN PRIMARY Stockham Valves and Fittings Inc (USA)
B337 Stockham Valves and Fittings Inc (USA)
116 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
8158 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
414 Lunkenheimer Co (USA)
414 SZ 1/4 IN Lunkenheimer Co (USA)
Related Parts
2530-00-099-0797INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
F16714
5815-00-125-8186INTERCHANGEABLE
LEVER
8158
5306-00-206-0930INTERCHANGEABLE
BOLT,SHOULDER
8158
5340-00-290-4139INTERCHANGEABLE
HOOK,SCREW
5998-00-308-0108INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
2815-00-592-5308INTERCHANGEABLE
RING,PISTON
8158
5935-00-646-5895INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5995-00-845-4754INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
1630-01-139-2593INTERCHANGEABLE
CAP,PILOT VALVE
16714
5905-01-154-6157INTERCHANGEABLE
RESISTOR,FIXED,FILM
5365-01-243-0210INTERCHANGEABLE
SPACER,SLEEVE
8158
3110-01-260-4555INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 4820-00-640-0292?

NSN 4820-00-640-0292 is a Valve,lift-Check, manufactured by The Walworth Company, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-640-0292?

NSN 4820-00-640-0292 has 10 cross-referenced part numbers: 167 (The Walworth Company), 574-4801-812078PC36 (Naval Ship Systems Command), 167 1-4 (The Walworth Company), 574-4801-812078PC36 (Naval Sea Systems Command), B-337 SZ 1/4 IN (Stockham Valves and Fittings Inc) and 5 more.

What NSN replaces 4820-00-640-0292?

There are 12 known substitutes for 4820-00-640-0292: 2530-00-099-0797, 5815-00-125-8186, 5306-00-206-0930 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 167 1-4?

Key specifications for 167 1-4: Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Maximum Operating Temp: 550.0 FAHRENHEIT FIRST RESPONSE DEGF; Maximum Operating Temp: 150.0 FAHRENHEIT SECOND RESPONSE DEGF. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-640-0292 still in active supply?

NSN 4820-00-640-0292 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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