PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2129Valve,gate

Lunkenheimer Co · NSN 4820-00-288-7244 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-288-7244 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-288-7244. Primary manufacturer part number: 2129.
Features
  • Valve,gate — FSC 4820
  • Material: IRON CAST BODY
  • Stem Type: NONRISING
  • Thread Series Designator: NPT
  • Nominal Thread Size: 2.000 INCHES IN
  • 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
  • Features Provided: BONNET PACKING
  • Valve Operation Method: MANUAL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Iron Cast Body construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-00-288-7244, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Lunkenheimer Co. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 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: Active.

Technical Specifications
ParameterValue
NSN4820-00-288-7244
Primary Part Number2129
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLunkenheimer Co
StatusACTIVE
MaterialIRON CAST BODY
Stem TypeNONRISING
Thread Series DesignatorNPT
Nominal Thread Size2.000 INCHES IN
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
Features ProvidedBONNET PACKING
Valve Operation MethodMANUAL
Bonnet Attachment MethodTHREADED
Connection TypeTHREADED INTERNAL PIPE
Bonnet TypeINSIDE SCREW
MaterialCOPPER ALLOY SEAT
MaterialCOPPER ALLOY STEM
MaterialCOPPER ALLOY DISK
Lifecycle & Compliance
Acquisition StatusACTIVE
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
4820-00-268-91520250 SZ 3/8 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
4820-00-595-385614358-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
2129 Lunkenheimer Co (USA)
99 Lunkenheimer Co (USA)
FIG438 Crane Co Div Valve Div (USA)
0250 Fairbanks Co the (USA)
4 The Walworth Company (USA)
370 Jenkins Bros (USA)
86 Conbraco Industries Inc R-P and C Valve Div (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
4820-00-268-9152INTERCHANGEABLE
VALVE,GATE
0250 SZ 3/8 IN
4820-00-268-9154INTERCHANGEABLE
VALVE,GATE
105-3/4NPT
9540-00-287-9426INTERCHANGEABLE
CHANNEL,STRUCTURAL
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 4820-00-288-7244?

NSN 4820-00-288-7244 is a Valve,gate, manufactured by Lunkenheimer Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-288-7244?

NSN 4820-00-288-7244 has 7 cross-referenced part numbers: 2129 (Lunkenheimer Co), 99 (Lunkenheimer Co), FIG438 (Crane Co Div Valve Div), 0250 (Fairbanks Co the), 4 (The Walworth Company) and 2 more.

What NSN replaces 4820-00-288-7244?

There are 12 known substitutes for 4820-00-288-7244: 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 2129?

Key specifications for 2129: Special Features: 2.000 IN. PIPE SIZE;R.H. THD;11-1/2 THDS PER INCH IN; Material: IRON CAST BODY; Stem Type: NONRISING; Thread Series Designator: NPT. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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