PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M15102Valve,gate

Mueller Brass Co. · NSN 4820-00-268-9152 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-268-9152 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-268-9152. Primary manufacturer part number: M15102.
Features
  • Valve,gate — FSC 4820
  • Nominal Thread Size: 0.375 INCHES IN
  • Maximum Operating Temp and Media for Which Designed: 406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
  • Inlet Relationship with Outlet: IDENTICAL
  • Stem Type: NONRISING
  • Operating Pressure and Type: 125.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
  • Thread Series Designator: NPT
  • Material Document and Classification: ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
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 4820-00-268-9152, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mueller Brass Co.. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 11 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
NSN4820-00-268-9152
Primary Part NumberM15102
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMueller Brass Co.
StatusCANCELLED
Nominal Thread Size0.375 INCHES IN
Maximum Operating Temp and Media for Which Designed406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
Inlet Relationship with OutletIDENTICAL
Stem TypeNONRISING
Operating Pressure and Type125.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
Thread Series DesignatorNPT
Material Document and ClassificationASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
Pressure ClassERR-060
Bonnet Attachment MethodTHREADED
MaterialCOPPER ALLOY SEAT
Material Document and ClassificationASTM B371 ALLOY C87500 ASSN STD SINGLE MATERIAL RESPONSE STEM
Bonnet TypeINSIDE SCREW
Features ProvidedBONNET PACKING
MaterialCOPPER ALLOY STEM
Material Document and ClassificationASTM B62 ASSN STD SINGLE MATERIAL RESPONSE DISK
MaterialCOPPER ALLOY 836 DISK
Valve Operation MethodMANUAL
Valve Size0.375 INCHES IN
MaterialCOPPER ALLOY 836 BODY
Connection TypeTHREADED INTERNAL PIPE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-155-65092361204 INTERCHANGEABLE
Bearing,roller,cylindrical
Fairbanks Morse, Llc
4820-00-263-91195698 INTERCHANGEABLE
Valve,gate
Rosco Mfg Co
5331-00-265-1097MS29513-129 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
4820-00-268-91510250 SZ 1/4 IN INTERCHANGEABLE
Valve,gate
Fairbanks Co the
4820-00-268-9154105-3/4NPT INTERCHANGEABLE
Valve,gate
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
9540-00-287-9426 INTERCHANGEABLE
Channel,structural
4820-00-288-7244 INTERCHANGEABLE
Valve,gate
4820-00-595-385614358-C INTERCHANGEABLE
Valve,gate
Blue Tee Corp. Dba Gefco
6145-00-630-0387M27500-16B4U00 INTERCHANGEABLE
Cable,power,electrical
National Electrical Mfrs Assn Dba Nema
3020-00-679-0273 INTERCHANGEABLE
Gear,spur
Cross-Reference Index
Part NumberManufacturer
86 Conbraco Industries Inc R-P and C Valve Div (USA)
M15102 PRIMARY Mueller Brass Co. (USA)
T-113 3/8IN Nibco Inc (USA)
MSS SP-80 Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA)
4 The Walworth Company (USA)
T113 3 8 Nibco Inc (USA)
T113 3/8 Nibco Inc (USA)
FIG 2129 SZ 3/8 IN Lunkenheimer Co (USA)
FIG 370 SIZE 3/8 IN Jenkins Bros (USA)
2129 Lunkenheimer Co (USA)
99 Lunkenheimer Co (USA)
0250 SZ 3/8 IN PRIMARY Fairbanks Co the (USA)
02689 Naval Inventory Control Point Mechanicsburg (USA)
0250 Fairbanks Co the (USA)
FIG438 Crane Co Div Valve Div (USA)
WWV54 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
370 Jenkins Bros (USA)
Related Parts
3110-00-155-6509INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
2361204
4820-00-263-9119INTERCHANGEABLE
VALVE,GATE
5698
5331-00-265-1097INTERCHANGEABLE
O-RING
MS29513-129
4820-00-268-9151INTERCHANGEABLE
VALVE,GATE
0250 SZ 1/4 IN
4820-00-268-9154INTERCHANGEABLE
VALVE,GATE
105-3/4NPT
9540-00-287-9426INTERCHANGEABLE
CHANNEL,STRUCTURAL
4820-00-288-7244INTERCHANGEABLE
VALVE,GATE
4820-00-595-3856INTERCHANGEABLE
VALVE,GATE
14358-C
6145-00-630-0387INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
M27500-16B4U00
3020-00-679-0273INTERCHANGEABLE
GEAR,SPUR
5340-00-725-1901INTERCHANGEABLE
STANDOFF,THREADED,SPACING
2129
5330-00-737-6904INTERCHANGEABLE
GASKET
7376904

Frequently Asked Questions

What is NSN 4820-00-268-9152?

NSN 4820-00-268-9152 is a Valve,gate, manufactured by Mueller Brass Co., classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-268-9152?

NSN 4820-00-268-9152 has 17 cross-referenced part numbers: 86 (Conbraco Industries Inc R-P and C Valve Div), M15102 (Mueller Brass Co.), T-113 3/8IN (Nibco Inc), MSS SP-80 (Manufacturers Standardization Society of the Valve and Fittings Industry Inc), 4 (The Walworth Company) and 12 more.

What NSN replaces 4820-00-268-9152?

There are 12 known substitutes for 4820-00-268-9152: 3110-00-155-6509, 4820-00-263-9119, 5331-00-265-1097 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M15102?

Key specifications for M15102: Nominal Thread Size: 0.375 INCHES IN; Maximum Operating Temp and Media for Which Designed: 406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF; Inlet Relationship with Outlet: IDENTICAL; Stem Type: NONRISING. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-268-9152 still in active supply?

NSN 4820-00-268-9152 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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