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Technical Data Sheet
PartsTable / COMPONENT / RN-8
RN-8 ✓ 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 SPARK PLUG is a the manufacturer industrial component. Key specifications include body_style: UNSHIELDED, THREADED POST, GASKET SEAT, reach_length: 0.750 INCHES NOMINAL IN, electrode_style: SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4), width_across_flats: 0.812 INCHES NOMINAL IN, seat_major_diameter: 0.790 INCHES NOMINAL IN, end_item_identification: HERSEY MARK V FLOWMETER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-01-072-3385, 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
RN-8
NSN: 2920-01-072-3385
FSC: 2920
CAGE: 0B231 — CHAMPION AVIATION INC AUTOMOTIVE DIV (USA)
SPECIFICATIONS
body_styleUNSHIELDED, THREADED POST, GASKET SEAT
reach_length0.750 INCHES NOMINAL IN
electrode_styleSINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
width_across_flats0.812 INCHES NOMINAL IN
seat_major_diameter0.790 INCHES NOMINAL IN
end_item_identificationHERSEY MARK V FLOWMETER
height_above_mounting_surface2.150 INCHES NOMINAL IN
general_characteristics_item_descriptionTOOL IS USED TO USED TO INSERT / RETRACT THE RETRACTABLE PROBE OF THE TARGET FLOWMETERS. THIS TOOL IS APPLICABLE TO ALL 8IN. HERSEY TARGET FLOWMETERS IN
NSN2920-01-072-3385
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPARK PLUG TITLE COMPONENT PN RN-8 MFR SPARK PLUG
KEY FEATURES
•
BODY STYLE: UNSHIELDED, THREADED POST, GASKET SEAT
•
ELECTRODE STYLE: SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
•
HEIGHT ABOVE MOUNTING SURFACE: 2.150 INCHES NOMINAL IN
•
SEAT MAJOR DIAMETER: 0.790 INCHES NOMINAL IN
•
WIDTH ACROSS FLATS: 0.812 INCHES NOMINAL IN
•
REACH LENGTH: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLEUNSHIELDED, THREADED POST, GASKET SEAT
ELECTRODE STYLESINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
HEIGHT ABOVE MOUNTING SURFACE2.150 INCHES NOMINAL IN
SEAT MAJOR DIAMETER0.790 INCHES NOMINAL IN
WIDTH ACROSS FLATS0.812 INCHES NOMINAL IN
REACH LENGTH0.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
N16YInterchangeable
interchangeable cross-reference
interchangeable
AG9Interchangeable
interchangeable cross-reference
interchangeable
RN-8Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RN-8?
RN-8 is a SPARK PLUG.
What parts can replace RN-8?
There are 3 known substitutes for RN-8: N16Y, AG9, RN-8. Substitute compatibility should be verified for your specific system.
What is the NSN for RN-8?
RN-8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-01-072-3385. 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