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A70661 ✓ 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: FLAT, stem_style: GROOVED, head_height: 0.1950 INCHES MINIMUM AND 0.2050 INCHES MAXIMUM IN, neck_radius: 0.4400 INCHES NOMINAL IN, stem_length: 5.7450 INCHES MINIMUM AND 5.7550 INCHES MAXIMUM IN, groove_width: 0.1250 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM 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 2815-00-306-1956, 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
A70661
NSN: 2815-00-306-1956
FSC: 2815
CAGE: 58275 — SASCO INC CANADIAN DIV
SPECIFICATIONS
head_styleFLAT
stem_styleGROOVED
head_height0.1950 INCHES MINIMUM AND 0.2050 INCHES MAXIMUM IN
neck_radius0.4400 INCHES NOMINAL IN
stem_length5.7450 INCHES MINIMUM AND 5.7550 INCHES MAXIMUM IN
groove_width0.1250 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN
stem_diameter0.3715 INCHES MINIMUM AND 0.3725 INCHES MAXIMUM IN
chamfer_length0.0200 INCHES NOMINAL IN
groove_diameter0.3290 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM IN
outside_diameter1.8070 INCHES MINIMUM AND 1.8170 INCHES MAXIMUM IN
seat_angle_in_deg45.0
carbon_relief_grooveNOT INCLUDED
NSN2815-00-306-1956
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE,POPPET,ENGINE TITLE COMPONENT PN A70661 MFR VALVE,POPPET,ENGINE
KEY FEATURES
•
CHAMFER LENGTH: 0.0200 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.8070 INCHES MINIMUM AND 1.8170 INCHES MAXIMUM IN
•
METALLIC HARDNESS RATING AND LOCATION: 37.0 ROCKWELL C MINIMUM OVERALL
•
FSC APPLICATION DATA: DIESEL ENGINE
•
GROOVE WIDTH: 0.1250 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN
•
GROOVE DIAMETER: 0.3290 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM IN
•
STEM DIAMETER: 0.3715 INCHES MINIMUM AND 0.3725 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CHAMFER LENGTH0.0200 INCHES NOMINAL IN
OUTSIDE DIAMETER1.8070 INCHES MINIMUM AND 1.8170 INCHES MAXIMUM IN
METALLIC HARDNESS RATING AND LOCATION37.0 ROCKWELL C MINIMUM OVERALL
FSC APPLICATION DATADIESEL ENGINE
METALLIC HARDNESS RATING AND LOCATION45.0 ROCKWELL C MAXIMUM OVERALL
GROOVE WIDTH0.1250 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN
GROOVE DIAMETER0.3290 INCHES MINIMUM AND 0.3350 INCHES MAXIMUM IN
STEM DIAMETER0.3715 INCHES MINIMUM AND 0.3725 INCHES MAXIMUM IN
HEAD HEIGHT0.1950 INCHES MINIMUM AND 0.2050 INCHES MAXIMUM IN
CHAMFER ANGLE IN DEG45.0
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
G22699Interchangeable
interchangeable cross-reference
interchangeable
83Interchangeable
interchangeable cross-reference
interchangeable
6685PL1450116Interchangeable
interchangeable cross-reference
interchangeable
14335Interchangeable
interchangeable cross-reference
interchangeable
939-808-002-607Interchangeable
interchangeable cross-reference
interchangeable
5310009026676Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A70661?
A70661 is a VALVE,POPPET,ENGINE.
What parts can replace A70661?
There are 16 known substitutes for A70661: G22699, 83, 6685PL1450116 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A70661?
A70661 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2815-00-306-1956. 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