PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

56H20Valve,globe

Lunkenheimer Co · NSN 4820-00-428-3097 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-428-3097 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-428-3097. Primary manufacturer part number: 56H20.
Features
  • Valve,globe — FSC 4820
  • Thread Series Designator: NPT ALL ENDS
  • Reference Number Differentiating Characteristics: DIFFERENTIATED BYEND CONNECTIONS
  • Supplementary Features: THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCE, 36346, HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984
  • Material: STEEL COMP 416 FLOW CONTROL DEVICESTEEL COMP 416 SEAT
  • Material Document and Classification: AISI 416 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICEAISI 416 ASSN STD SINGLE MATERIAL RESPONSE SEAT
  • Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDSPLAIN,OPTIONAL END(PIPE) ALL ENDS
  • Bonnet Attachment Method: THREADEDTHREADED
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 416 Flow Control Devicesteel Comp 416 Seat construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-00-428-3097, 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 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-428-3097
Primary Part Number56H20
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLunkenheimer Co
StatusCANCELLED
Thread Series DesignatorNPT ALL ENDS
Reference Number Differentiating CharacteristicsDIFFERENTIATED BYEND CONNECTIONS
Supplementary FeaturesTHIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCE, 36346, HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984
MaterialSTEEL COMP 416 FLOW CONTROL DEVICESTEEL COMP 416 SEAT
Material Document and ClassificationAISI 416 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICEAISI 416 ASSN STD SINGLE MATERIAL RESPONSE SEAT
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDSPLAIN,OPTIONAL END(PIPE) ALL ENDS
Bonnet Attachment MethodTHREADEDTHREADED
Thread DirectionRIGHT-HAND ALL ENDSRIGHT-HAND ALL ENDS
Features ProvidedBONNET PACKINGBONNET PACKING
Connection TypeTHREADED INTERNAL PIPE ALL ENDSTHREADED INTERNAL PIPE ALL ENDS
Thread Quantity Per Inch18 FIRST END18 FIRST END
Maximum Operating Temp150.0 FAHRENHEIT SINGLE RESPONSE150.0 FAHRENHEIT SINGLE RESPONSE DEGF
Valve Operation MethodMANUALMANUAL
Flow Control DeviceNEEDLENEEDLE
MaterialSTEEL COMP 416 SEATSTEEL COMP 416 BODY
Operating Pressure5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Style DesignatorSTRAIGHT THRU
Bonnet TypeINSIDE SCREWINSIDE SCREW
Material Document and ClassificationAISI 416 ASSN STD SINGLE MATERIAL RESPONSE STEM
Material Document and ClassificationAISI 416 ASSN STD SINGLE MATERIAL RESPONSE STEMAISI 416 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MaterialGRAPHITE PACKING
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
MaterialGRAPHITE PACKINGSTEEL COMP 416 STEM
Nominal Thread Size0.375 INCHES ALL ENDS0.375 INCHES ALL ENDS IN
MaterialSTEEL COMP 416 STEMSTEEL COMP 416 FLOW CONTROL DEVICE
Material Document and ClassificationAISI 416 ASSN STD SINGLE MATERIAL RESPONSE SEATAISI 416 ASSN STD SINGLE MATERIAL RESPONSE BODY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
6240-00-449-99601974 INTERCHANGEABLE
Lamp,incandescent
General Electric Co Lamp Refractory Metals Products Dept Products Opns
5340-00-459-99420N143193-1 INTERCHANGEABLE
Lock Set,mortise
Questron Aerospace / Fas-Tronics Div.
5950-00-471-2182905400-1 INTERCHANGEABLE
Transformer,power
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
1650-00-698-6567 INTERCHANGEABLE
Valve Subassy,butte
5970-00-886-7625197-4WHITE INTERCHANGEABLE
Insulation Sleeving,electrical
Safran Electrical Components Usa, Inc Div Safran Electrical Components Usa
4820-00-898-9963N1313 INTERCHANGEABLE
Valve,globe
Kerotest Manufacturing Corp.
6625-00-971-0347111406 INTERCHANGEABLE
Generator,sweep
Bae Systems Information and Electronic Systems Integration Inc.
5930-01-223-2928800H-N101R INTERCHANGEABLE
Boot,dust and Moisture Seal
Rockwell Automation, Inc. Dba Rockwell Automation
5975-01-412-6440197-4 INTERCHANGEABLE
Cabinet,electrical Equipment
Tabet Manufacturing Company, Inc. Dba Tabet Manufacturing Co Inc
6530-01-626-9175 INTERCHANGEABLE
Sponge,surgical Scrub
Cross-Reference Index
Part NumberManufacturer
56H20 Lunkenheimer Co (USA)
93T1-3PP Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
IN2106 Kidde-Fenwal, Llc (USA)
56H20 Union Carbide Corp Sub of Dow Co the (USA)
NN1016PCRR7 Kidde-Fenwal, Llc (USA)
222SS3-8 Crane Co Div Valve Div (USA)
10M055-318 Dragon Valves Inc (USA)
FIG1730-3-8 Lunkenheimer Co (USA)
56H20 L-Tec Welding and Cutting Systems (USA)
1974 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
1730 Lunkenheimer Co (USA)
J4106PC40B Kidde-Fenwal, Llc (USA)
N1313 Desco Corp Marsh Bellofram Div (USA)
Related Parts
6240-00-449-9960INTERCHANGEABLE
LAMP,INCANDESCENT
1974
5340-00-459-9942INTERCHANGEABLE
LOCK SET,MORTISE
0N143193-1
5950-00-471-2182INTERCHANGEABLE
TRANSFORMER,POWER
905400-1
1650-00-698-6567INTERCHANGEABLE
VALVE SUBASSY,BUTTE
5970-00-886-7625INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
197-4WHITE
4820-00-898-9963INTERCHANGEABLE
VALVE,GLOBE
N1313
6625-00-971-0347INTERCHANGEABLE
GENERATOR,SWEEP
111406
5930-01-223-2928INTERCHANGEABLE
BOOT,DUST AND MOISTURE SEAL
800H-N101R
5975-01-412-6440INTERCHANGEABLE
CABINET,ELECTRICAL EQUIPMENT
197-4
6530-01-626-9175INTERCHANGEABLE
SPONGE,SURGICAL SCRUB

Frequently Asked Questions

What is NSN 4820-00-428-3097?

NSN 4820-00-428-3097 is a Valve,globe, manufactured by Lunkenheimer Co, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-428-3097?

NSN 4820-00-428-3097 has 13 cross-referenced part numbers: 56H20 (Lunkenheimer Co), 93T1-3PP (Circor Aerospace, Inc. Dba Circor Aerospace Inc), IN2106 (Kidde-Fenwal, Llc), 56H20 (Union Carbide Corp Sub of Dow Co the), NN1016PCRR7 (Kidde-Fenwal, Llc) and 8 more.

What NSN replaces 4820-00-428-3097?

There are 10 known substitutes for 4820-00-428-3097: 6240-00-449-9960, 5340-00-459-9942, 5950-00-471-2182 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 56H20?

Key specifications for 56H20: Thread Series Designator: NPT ALL ENDS; Reference Number Differentiating Characteristics: DIFFERENTIATED BYEND CONNECTIONS; Supplementary Features: THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCE, 36346, HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984; Material: STEEL COMP 416 FLOW CONTROL DEVICESTEEL COMP 416 SEAT. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-428-3097 still in active supply?

NSN 4820-00-428-3097 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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