R4-3N — SPARK PLUG

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

R4-3N: SPARK PLUG.

The SPARK PLUG is a the manufacturer industrial component. Key specifications include body_style: UNSHIELDED,SOLID OR THREADED POST,GASKET SEAT, reach_length: 0.750 INCHES NOMINAL IN, usage_design: ENGINE OTHER THAN AIRCRAFT, electrode_style: SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4), pressure_rating: 260.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 270.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM MEAN EFFECTIVE LBS, special_features: STYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200. This part is cataloged in the U.S.

Government catalog under NSN 2920-00-007-8382, 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

R4-3N

NSN: 2920-00-007-8382
NIINs: 000078382, 002465296
FSC: 2920 — Engine Electrical System Components, Nonaircraft
CAGE: 70040 — GENERAL MOTORS LLC DBA GENERAL MOTORS (USA)

SPECIFICATIONS

body_style	UNSHIELDED,SOLID OR THREADED POST,GASKET SEAT
reach_length	0.750 INCHES NOMINAL IN
usage_design	ENGINE OTHER THAN AIRCRAFT
electrode_style	SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
pressure_rating	260.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 270.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM MEAN EFFECTIVE LBS
special_features	STYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200
width_across_flats	0.812 INCHES NOMINAL IN
seat_major_diameter	0.8125 INCHES MAXIMUM IN
supplementary_features	CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
nondefinitive_spec/std_data	3 TYPE AND A CLASS
dc_resistance_rating_in_ohms	10000.0 NOMINAL
height_above_mounting_surface	2.210 INCHES NOMINAL IN
NSN	2920-00-007-8382

COMPONENT DIAGRAM

KEY FEATURES

•

PRESSURE RATING: 260.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 270.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM MEAN EFFECTIVE LBS

•

WIDTH ACROSS FLATS: 0.812 INCHES NOMINAL IN

•

HEIGHT ABOVE MOUNTING SURFACE: 2.210 INCHES NOMINAL IN

•

USAGE DESIGN: ENGINE OTHER THAN AIRCRAFT

•

ELECTRODE STYLE: SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)

•

BODY STYLE: UNSHIELDED,SOLID OR THREADED POST,GASKET SEAT

•

DC RESISTANCE RATING IN OHMS: 10000.0 NOMINAL

•

REACH LENGTH: 0.750 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

PRESSURE RATING	260.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 270.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM MEAN EFFECTIVE LBS
WIDTH ACROSS FLATS	0.812 INCHES NOMINAL IN
HEIGHT ABOVE MOUNTING SURFACE	2.210 INCHES NOMINAL IN
USAGE DESIGN	ENGINE OTHER THAN AIRCRAFT
ELECTRODE STYLE	SINGLE FLAT SHELL GROUND ELECTRODE (SEE ALSO STYLE 4)
BODY STYLE	UNSHIELDED,SOLID OR THREADED POST,GASKET SEAT
DC RESISTANCE RATING IN OHMS	10000.0 NOMINAL
REACH LENGTH	0.750 INCHES NOMINAL IN
SEAT MAJOR DIAMETER	0.8125 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA	3 TYPE AND A CLASS

SUBSTITUTES & CROSS-REFERENCES 1

WS506Reference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is R4-3N?

R4-3N is a SPARK PLUG.

What parts can replace R4-3N?

There is 1 known substitute for R4-3N: WS506. Substitute compatibility should be verified for your specific system.

What is the NSN for R4-3N?

R4-3N is cataloged in the U.S. Government catalog under NSN 2920-00-007-8382. This indicates validated use in U.S. government and defense supply chains.

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R4-3N — SPARK PLUG

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