PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FIG B-112 SZ 1 1/2 INValve,gate

Stockham Valves and Fittings Inc · NSN 4820-00-813-5513 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-813-5513 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-813-5513. Primary manufacturer part number: FIG B-112 SZ 1 1/2 IN.
Features
  • Valve,gate — FSC 4820
  • Valve Operation Method: MANUAL
  • Stem Type: NONRISING
  • Operating Pressure and Type: 75.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 175.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
  • Specification/standard Data: 59646-MSS SP-80 MANUFACTURERS STANDARD
  • Nondefinitive Spec/std Data: A TYPE
  • Material: COPPER ALLOY SEAT
  • Material: COPPER ALLOY 836 DISK
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Seat construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-00-813-5513, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-813-5513
Primary Part NumberFIG B-112 SZ 1 1/2 IN
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerStockham Valves and Fittings Inc
StatusCANCELLED
Valve Operation MethodMANUAL
Stem TypeNONRISING
Operating Pressure and Type75.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 175.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
Specification/standard Data59646-MSS SP-80 MANUFACTURERS STANDARD
Nondefinitive Spec/std DataA TYPE
MaterialCOPPER ALLOY SEAT
MaterialCOPPER ALLOY 836 DISK
Material Document and ClassificationASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE DISK
MaterialCOPPER ALLOY 694 STEM
Material Document and ClassificationASTM B-371 ALLOY 694 ASSN STD SINGLE MATERIAL RESPONSE STEM
Inlet Relationship with OutletIDENTICAL
Connection TypeSOCKET, WELD, PIPE
Bonnet Attachment MethodTHREADED
Bonnet TypeINSIDE SCREW
MaterialCOPPER ALLOY 836 BODY
Material Document and ClassificationASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE BODY
Valve Size1.500 INCHES IN
Features ProvidedBONNET PACKING
Pressure ClassERR-060
Nominal Pipe Size Accommodated1.500 INCHES IN
Maximum Operating Temp and Media for Which Designed250.0 FAHRENHEIT STEAM AND 100.0 FAHRENHEIT WATER-OIL-GAS DEGF
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5325-00-339-3348B112 INTERCHANGEABLE
Ring,retaining
Insinger Machine Co
4820-00-352-0176 INTERCHANGEABLE
Valve,gate
2530-00-422-7861B112 INTERCHANGEABLE
Cap
Mitsubishi Caterpillar Forklift America, Inc
5950-00-769-5107B112 INTERCHANGEABLE
Transformer,current
Kurz & Root Generator Company, Llc
3120-00-846-8325B11-2 INTERCHANGEABLE
Bearing,sleeve
Roller Bearing Co of America, Inc Div Pic Design
3030-00-852-1663 INTERCHANGEABLE
Belt,v
2990-01-213-2110 INTERCHANGEABLE
Governor,motor Housing
8455-01-524-2318 INTERCHANGEABLE
Stripe,service
Cross-Reference Index
Part NumberManufacturer
B112 Stockham Valves and Fittings Inc (USA)
FIG B-112 SZ 1 1/2 IN PRIMARY Stockham Valves and Fittings Inc (USA)
WW-V-54 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MSS SP-80 Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA)
Related Parts
5325-00-339-3348INTERCHANGEABLE
RING,RETAINING
B112
4820-00-352-0176INTERCHANGEABLE
VALVE,GATE
2530-00-422-7861INTERCHANGEABLE
CAP
B112
5950-00-769-5107INTERCHANGEABLE
TRANSFORMER,CURRENT
B112
3120-00-846-8325INTERCHANGEABLE
BEARING,SLEEVE
B11-2
3030-00-852-1663INTERCHANGEABLE
BELT,V
2990-01-213-2110INTERCHANGEABLE
GOVERNOR,MOTOR HOUSING
8455-01-524-2318INTERCHANGEABLE
STRIPE,SERVICE

Frequently Asked Questions

What is NSN 4820-00-813-5513?

NSN 4820-00-813-5513 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 4820-00-813-5513?

NSN 4820-00-813-5513 has 4 cross-referenced part numbers: B112 (Stockham Valves and Fittings Inc), FIG B-112 SZ 1 1/2 IN (Stockham Valves and Fittings Inc), WW-V-54 (Federal Specifications Promulgated by General Services Administration Washington DC), MSS SP-80 (Manufacturers Standardization Society of the Valve and Fittings Industry Inc).

What NSN replaces 4820-00-813-5513?

There are 8 known substitutes for 4820-00-813-5513: 5325-00-339-3348, 4820-00-352-0176, 2530-00-422-7861 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FIG B-112 SZ 1 1/2 IN?

Key specifications for FIG B-112 SZ 1 1/2 IN: Valve Operation Method: MANUAL; Stem Type: NONRISING; Operating Pressure and Type: 75.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 175.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS; Specification/standard Data: 59646-MSS SP-80 MANUFACTURERS STANDARD. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-813-5513 still in active supply?

NSN 4820-00-813-5513 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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