PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B-120 1/2INValve,gate

Stockham Valves and Fittings Inc · NSN 4820-00-061-5652 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-061-5652 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-061-5652. Primary manufacturer part number: B-120 1/2IN.
Features
  • Valve,gate — FSC 4820
  • Furnished Items and Quantity: 1 HANDWHEEL
  • Material Document and Classification: ASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE DISK
  • Material: COPPER ALLOY 694 STEM
  • Valve Operation Method: MANUAL
  • Material: COPPER ALLOY SEAT
  • Inlet Relationship with Outlet: IDENTICAL
  • Material Document and Classification: ASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE BODY
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy 694 Stem construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-00-061-5652, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Stockham Valves and Fittings Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 12 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
NSN4820-00-061-5652
Primary Part NumberB-120 1/2IN
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerStockham Valves and Fittings Inc
StatusCANCELLED
Furnished Items and Quantity1 HANDWHEEL
Material Document and ClassificationASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE DISK
MaterialCOPPER ALLOY 694 STEM
Valve Operation MethodMANUAL
MaterialCOPPER ALLOY SEAT
Inlet Relationship with OutletIDENTICAL
Material Document and ClassificationASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE BODY
Stem TypeRISING
Material Document and ClassificationASTM B-371 ALLOY 694 ASSN STD SINGLE MATERIAL RESPONSE STEM
Nominal Thread Size0.500 INCHES IN
Thread Series DesignatorNPT
Features ProvidedBONNET PACKING AND CLEANOUT POCKET
MaterialCOPPER ALLOY 836 BODY
Valve Size0.500 INCHES IN
Maximum Operating Temp and Media for Which Designed406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
Operating Pressure and Type150.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 300.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
Bonnet Attachment MethodUNION
Bonnet TypeINSIDE SCREW
MaterialCOPPER ALLOY 836 DISK
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-100-35980604386 INTERCHANGEABLE
Cone and Rollers,tapered Roller
New Holland Construction
5975-00-153-6397 INTERCHANGEABLE
Junction Box
3455-00-250-07691727-0187 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
6515-00-331-250040-2810 INTERCHANGEABLE
Forceps,bone Holding
Sklar Corporation Dba Sklar Instruments
6130-00-496-9227 INTERCHANGEABLE
Power Supply
5935-00-683-356027-14 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
2520-00-741-7268608845 INTERCHANGEABLE
Body,check Valve
Caterpillar Inc Div Caterpillar Defense
5905-00-831-55102714 INTERCHANGEABLE
Poteniometer,temper
Honeywell Inc Process Control Div
4730-01-023-4253 INTERCHANGEABLE
Flange,pipe
5985-01-034-4899 INTERCHANGEABLE
Waveguide
Cross-Reference Index
Part NumberManufacturer
13543-F Oshkosh Defense Llc (USA)
DS-52228-1/2IN Walworth Co Marine Div (USA)
B120 Stockham Valves and Fittings Inc (USA)
3151 1/2 INCH Lunkenheimer Co (USA)
MSS SP-80 Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA)
B-120 1/2IN PRIMARY Stockham Valves and Fittings Inc (USA)
12 Walworth Co the
431 1-2IN PRIMARY Crane Co Div Valve Div (USA)
2151 1-2 Lunkenheimer Co (USA)
704 Conbraco Industries Inc R-P and C Valve Div (USA)
11 Walworth Co Marine Div (USA)
11 The Walworth Company (USA)
431-1/2 PRIMARY Crane Co Div Valve Div (USA)
771-544-9103 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
431 Crane Co Div Valve Div (USA)
2714 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
13543-F Oshkosh Corp (USA)
Related Parts
3110-00-100-3598INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
0604386
5975-00-153-6397INTERCHANGEABLE
JUNCTION BOX
3455-00-250-0769INTERCHANGEABLE
CUTTER,MILLING,END
1727-0187
6515-00-331-2500INTERCHANGEABLE
FORCEPS,BONE HOLDING
40-2810
6130-00-496-9227INTERCHANGEABLE
POWER SUPPLY
5935-00-683-3560INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
27-14
2520-00-741-7268INTERCHANGEABLE
BODY,CHECK VALVE
608845
5905-00-831-5510INTERCHANGEABLE
POTENIOMETER,TEMPER
2714
4730-01-023-4253INTERCHANGEABLE
FLANGE,PIPE
5985-01-034-4899INTERCHANGEABLE
WAVEGUIDE
5331-01-069-9312INTERCHANGEABLE
O-RING
43-112
5340-01-196-7732INTERCHANGEABLE
COVER,ACCESS
2714

Frequently Asked Questions

What is NSN 4820-00-061-5652?

NSN 4820-00-061-5652 is a Valve,gate, manufactured by Stockham Valves and Fittings Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-061-5652?

NSN 4820-00-061-5652 has 17 cross-referenced part numbers: 13543-F (Oshkosh Defense Llc), DS-52228-1/2IN (Walworth Co Marine Div), B120 (Stockham Valves and Fittings Inc), 3151 1/2 INCH (Lunkenheimer Co), MSS SP-80 (Manufacturers Standardization Society of the Valve and Fittings Industry Inc) and 12 more.

What NSN replaces 4820-00-061-5652?

There are 12 known substitutes for 4820-00-061-5652: 3110-00-100-3598, 5975-00-153-6397, 3455-00-250-0769 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B-120 1/2IN?

Key specifications for B-120 1/2IN: Furnished Items and Quantity: 1 HANDWHEEL; Material Document and Classification: ASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE DISK; Material: COPPER ALLOY 694 STEM; End Item Identification: LOGISTICS SUPPORT VESSEL. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-061-5652 still in active supply?

NSN 4820-00-061-5652 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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