PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

633048-2Valve,globe

Lockheed Martin Corp · NSN 4820-00-752-9402 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-752-9402 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-752-9402. Primary manufacturer part number: 633048-2.
Features
  • Valve,globe — FSC 4820
  • Media for Which Designed: WATER-OIL-GAS SECOND RESPONSE
  • Nominal Thread Size: 0.500 INCHES ALL ENDS IN
  • Bonnet Attachment Method: THREADED
  • Bonnet Type: INSIDE SCREW
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Thread Series Designator: NPT ALL ENDS
  • Media for Which Designed: STEAM FIRST RESPONSE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Overall construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-00-752-9402, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 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
NSN4820-00-752-9402
Primary Part Number633048-2
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusCANCELLED
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
Nominal Thread Size0.500 INCHES ALL ENDS IN
Bonnet Attachment MethodTHREADED
Bonnet TypeINSIDE SCREW
Thread DirectionRIGHT-HAND ALL ENDS
Thread Series DesignatorNPT ALL ENDS
Media for Which DesignedSTEAM FIRST RESPONSE
Features ProvidedBONNET PACKING
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Flow Control DeviceNEEDLE
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Maximum Operating Temp550.0 FAHRENHEIT FIRST RESPONSE DEGF
Operating Pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
Thread Quantity Per Inch14 FIRST END
MaterialCOPPER ALLOY OVERALL
Style DesignatorSTRAIGHT THRU
Valve Operation MethodMANUAL
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6210-00-001-144140112 INTERCHANGEABLE
Lens,light
Switchcraft Inc.
3120-00-005-613790612 INTERCHANGEABLE
Bearing,sleeve
Rbc Transport Dynamics Corp Div Rbc Transport Dynamics
5306-00-172-715479308 INTERCHANGEABLE
Bolt,machine
Meggitt Troy Inc
2945-00-211-5168 INTERCHANGEABLE
Air Cleaner,intake
5136-00-228-1025 INTERCHANGEABLE
Tap,thread Cutting
5915-00-233-450113403 INTERCHANGEABLE
Filter,radio Frequency Interfere
Kurz & Root Generator Company, Llc
6150-00-284-8809M7104 INTERCHANGEABLE
Cable Assembly,special Purpose,e
General Electric Co Wiring Device Dept
4730-00-288-9785SAE J514-3 16-16 140230CA INTERCHANGEABLE
Elbow,pipe
Sae International Dba Sae International
2825-00-337-10958812 INTERCHANGEABLE
Piston Valve
Northrop Grumman Systems Corporation Div Marine Systems
1005-00-344-6320 INTERCHANGEABLE
Bolt
Cross-Reference Index
Part NumberManufacturer
D7562FIG906BS1-2INALL Lunkenheimer Co (USA)
906 1-2 Lunkenheimer Co (USA)
401-1-2 Ohio Brass Co (USA)
347C492H01 Westinghouse Electric Corp (USA)
633048-2 PRIMARY Lockheed Martin Corp (USA)
13403 Compair Kellogg Div of Robertshaw Controls Co (USA)
13403 Abex Corp Engineered Products Div (USA)
906BS1-2 Lunkenheimer Co (USA)
88 1-2 John Crane, Inc (USA)
347C492H01 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
B31257PC88X1-2 Crane Co Div Valve Div (USA)
FIG 906-BS 1/2 IN Lunkenheimer Co (USA)
Related Parts
6210-00-001-1441INTERCHANGEABLE
LENS,LIGHT
40112
3120-00-005-6137INTERCHANGEABLE
BEARING,SLEEVE
90612
5306-00-172-7154INTERCHANGEABLE
BOLT,MACHINE
79308
2945-00-211-5168INTERCHANGEABLE
AIR CLEANER,INTAKE
5136-00-228-1025INTERCHANGEABLE
TAP,THREAD CUTTING
5915-00-233-4501INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
13403
6150-00-284-8809INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
M7104
4730-00-288-9785INTERCHANGEABLE
ELBOW,PIPE
SAE J514-3 16-16 140230CA
2825-00-337-1095INTERCHANGEABLE
PISTON VALVE
8812
1005-00-344-6320INTERCHANGEABLE
BOLT
4730-00-354-5181INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
401-12S
5835-00-484-1503INTERCHANGEABLE
HEAD LEAD ASSY
40112

Frequently Asked Questions

What is NSN 4820-00-752-9402?

NSN 4820-00-752-9402 is a Valve,globe, manufactured by Lockheed Martin Corp, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-752-9402?

NSN 4820-00-752-9402 has 12 cross-referenced part numbers: D7562FIG906BS1-2INALL (Lunkenheimer Co), 906 1-2 (Lunkenheimer Co), 401-1-2 (Ohio Brass Co), 347C492H01 (Westinghouse Electric Corp), 633048-2 (Lockheed Martin Corp) and 7 more.

What NSN replaces 4820-00-752-9402?

There are 12 known substitutes for 4820-00-752-9402: 6210-00-001-1441, 3120-00-005-6137, 5306-00-172-7154 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 633048-2?

Key specifications for 633048-2: Media for Which Designed: WATER-OIL-GAS SECOND RESPONSE; Nominal Thread Size: 0.500 INCHES ALL ENDS IN; Bonnet Attachment Method: THREADED; Bonnet Type: INSIDE SCREW. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-752-9402 still in active supply?

NSN 4820-00-752-9402 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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