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PartsTable / COMPONENT / V-1656
V-1656 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The VALVE,POPPET,ENGINE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: FLAT, stem_style: DOUBLE GROOVED, head_height: 0.1250 INCHES NOMINAL IN, neck_radius: 0.3750 INCHES NOMINAL IN, stem_length: 4.5937 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-732-5185, 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
V-1656
NSN: 2805-00-732-5185
FSC: 2805
CAGE: 31033 — TRW INC TRW INTL TRADE GOVERNMENT SALES DEPT (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleFLAT
stem_styleDOUBLE GROOVED
head_height0.1250 INCHES NOMINAL IN
neck_radius0.3750 INCHES NOMINAL IN
stem_length4.5937 INCHES NOMINAL IN
stem_diameter0.3725 INCHES NOMINAL IN
chamfer_length0.0312 INCHES NOMINAL IN
outside_diameter1.8437 INCHES NOMINAL IN
seat_angle_in_deg45.0
first_groove_width0.1562 INCHES NOMINAL IN
second_groove_width0.0625 INCHES NOMINAL IN
NSN2805-00-732-5185
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE,POPPET,ENGINE TITLE COMPONENT PN V-1656 MFR VALVE,POPPET,ENGINE
KEY FEATURES
•
STEM STYLE: DOUBLE GROOVED
•
NECK RADIUS: 0.3750 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.1250 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
SECOND GROOVE WIDTH: 0.0625 INCHES NOMINAL IN
•
DISTANCE FROM SECOND GROOVE TO STEM END: 0.3125 INCHES NOMINAL IN
•
FIRST GROOVE DIAMETER: 0.3150 INCHES NOMINAL IN
•
SECOND GROOVE DIAMETER: 0.3150 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STEM STYLEDOUBLE GROOVED
NECK RADIUS0.3750 INCHES NOMINAL IN
HEAD HEIGHT0.1250 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
SECOND GROOVE WIDTH0.0625 INCHES NOMINAL IN
DISTANCE FROM SECOND GROOVE TO STEM END0.3125 INCHES NOMINAL IN
FIRST GROOVE DIAMETER0.3150 INCHES NOMINAL IN
SECOND GROOVE DIAMETER0.3150 INCHES NOMINAL IN
SEAT ANGLE IN DEG45.0
DISTANCE FROM FIRST GROOVE TO STEM END0.1875 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
8081B0440-3BInterchangeable
interchangeable cross-reference
interchangeable
9051Interchangeable
interchangeable cross-reference
interchangeable
1656Interchangeable
interchangeable cross-reference
interchangeable
2222-9Interchangeable
interchangeable cross-reference
interchangeable
C600012890Interchangeable
interchangeable cross-reference
interchangeable
TD311Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is V-1656?
V-1656 is a VALVE,POPPET,ENGINE.
What parts can replace V-1656?
There are 19 known substitutes for V-1656: 8081B0440-3B, 9051, 1656 and 16 more. Substitute compatibility should be verified for your specific system.
Is V-1656 still available?
V-1656 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026