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A1087 ✓ 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 head_style: MUSHROOM, stem_style: GROOVED, head_height: 0.2500 INCHES NOMINAL IN, neck_radius: 0.3125 INCHES NOMINAL IN, stem_length: 4.3680 INCHES NOMINAL IN, groove_width: 0.2650 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-424-3372, 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
A1087
NSN: 2805-00-424-3372
FSC: 2805
CAGE: 77576 — STERLING DIV FEDERAL MOGUL CORP (USA)
SPECIFICATIONS
head_styleMUSHROOM
stem_styleGROOVED
head_height0.2500 INCHES NOMINAL IN
neck_radius0.3125 INCHES NOMINAL IN
stem_length4.3680 INCHES NOMINAL IN
groove_width0.2650 INCHES NOMINAL IN
stem_diameter0.3100 INCHES NOMINAL IN
chamfer_length0.0469 INCHES NOMINAL IN
groove_diameter0.2530 INCHES NOMINAL IN
outside_diameter1.2500 INCHES NOMINAL IN
seat_angle_in_deg45.0
carbon_relief_grooveNOT INCLUDED
NSN2805-00-424-3372
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE,POPPET,ENGINE TITLE COMPONENT PN A1087 MFR VALVE,POPPET,ENGINE
KEY FEATURES
•
DISTANCE FROM GROOVE TO STEM END: 0.2500 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.2500 INCHES NOMINAL IN
•
NECK RADIUS: 0.3125 INCHES NOMINAL IN
•
FSC APPLICATION DATA: GASOLINE ENGINE
•
METALLIC HARDNESS RATING AND LOCATION: 40.0 ROCKWELL C MINIMUM TIP
•
STEM DIAMETER: 0.3100 INCHES NOMINAL IN
•
HEAD STYLE: MUSHROOM
•
CHAMFER ANGLE IN DEG: 30.0
TECHNICAL CHARACTERISTICS (FLIS)
DISTANCE FROM GROOVE TO STEM END0.2500 INCHES NOMINAL IN
OUTSIDE DIAMETER1.2500 INCHES NOMINAL IN
NECK RADIUS0.3125 INCHES NOMINAL IN
FSC APPLICATION DATAGASOLINE ENGINE
METALLIC HARDNESS RATING AND LOCATION40.0 ROCKWELL C MINIMUM TIP
STEM DIAMETER0.3100 INCHES NOMINAL IN
HEAD STYLEMUSHROOM
CHAMFER ANGLE IN DEG30.0
CHAMFER LENGTH0.0469 INCHES NOMINAL IN
HEAD HEIGHT0.2500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
238-66Interchangeable
interchangeable cross-reference
interchangeable
1100Interchangeable
interchangeable cross-reference
interchangeable
62819Interchangeable
interchangeable cross-reference
interchangeable
570997-081Interchangeable
interchangeable cross-reference
interchangeable
587-029-012Interchangeable
interchangeable cross-reference
interchangeable
263-8DBInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A1087?
A1087 is a VALVE,POPPET,ENGINE.
What parts can replace A1087?
There are 10 known substitutes for A1087: 238-66, 1100, 62819 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A1087?
A1087 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-424-3372. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026