PartsTable
Technical Data Sheet
VPA2A1-2-4 ✓ Verified by PartsTable
· GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The VALVE,BALL is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT, bonnet_type: INSIDE SPRING, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS, special_features: WEAPON SYSTEM ESSENTIAL, style_designator: STRAIGHT THRU. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-242-3183, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
VPA2A1-2-4
NSN: 4820-00-242-3183
FSC: 4820
CAGE: 11978 — ALLIED HEALTHCARE PRODUCTS INC CHEMETRON MEDICAL DIV REPLACEMENT CAGE CODE 62842 (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT
bonnet_typeINSIDE SPRING
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDS
special_featuresWEAPON SYSTEM ESSENTIAL
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
operating_pressure250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.750 INCHES ALL ENDS IN
maximum_operating_temp125.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
end_item_identificationGRUMMAN A10 AIRCRAFT
NSN4820-00-242-3183
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: VPA2A1-2-4 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
THREAD SERIES DESIGNATOR: NPT ALL ENDS
STYLE DESIGNATOR: STRAIGHT THRU
MATERIAL: BRONZE BODY
MEDIA FOR WHICH DESIGNED: FUEL/OIL, HYDROCARBON SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE BODY
CRITICALITY CODE JUSTIFICATION: FEAT
OPERATING PRESSURE: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORNPT ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
MATERIALBRONZE BODY
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE BODY
CRITICALITY CODE JUSTIFICATIONFEAT
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
OPERATING PRESSURE250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
WW-V-35Interchangeable
interchangeable cross-reference
interchangeable
70-101-01Interchangeable
interchangeable cross-reference
interchangeable
MSS SP-110Interchangeable
interchangeable cross-reference
interchangeable
B6000 3/8INInterchangeable
interchangeable cross-reference
interchangeable
D11TT3-8Interchangeable
interchangeable cross-reference
interchangeable
MSS-SP110 3/8 FIG1AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is VPA2A1-2-4?
VPA2A1-2-4 is a VALVE,BALL.
What parts can replace VPA2A1-2-4?
There are 31 known substitutes for VPA2A1-2-4: WW-V-35, 70-101-01, MSS SP-110 and 28 more. Substitute compatibility should be verified for your specific system.
Is VPA2A1-2-4 still available?
VPA2A1-2-4 is currently cancelled.
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