RB27R — SPARK PLUG

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

RB27R: SPARK PLUG.

The SPARK PLUG is a the manufacturer industrial component. Key specifications include body_style: ELECTRICALLY SHIELDED, PARTIAL INSULATOR, GASKET SEAT, reach_length: 0.802 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN, usage_design: AIRCRAFT ENGINE, electrode_style: TWO FLAT GROUND ELECTRODE, width_across_flats: 0.820 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN, seat_major_diameter: 0.555 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 2925-00-294-3890, 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

RB27R

NSN: 2925-00-294-3890
FSC: 2925 — Engine Electrical System Components, Aircraft Prime Moving
CAGE: 05045 — THE B G SERVICE COMPANY, INC. (USA)

SPECIFICATIONS

body_style	ELECTRICALLY SHIELDED, PARTIAL INSULATOR, GASKET SEAT
reach_length	0.802 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
usage_design	AIRCRAFT ENGINE
electrode_style	TWO FLAT GROUND ELECTRODE
width_across_flats	0.820 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN
seat_major_diameter	0.555 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
shield_thread_length	0.250 INCHES NOMINAL IN
barrel_inside_diameter	0.469 INCHES NOMINAL IN
dc_resistance_rating_in_ohms	3000.0 NOMINAL
height_above_mounting_surface	2.190 INCHES MINIMUM AND 2.310 INCHES MAXIMUM IN
top_to_shield_thread_distance	0.120 INCHES NOMINAL IN
terminal_sleeve_inside_diameter	0.378 INCHES MINIMUM AND 0.383 INCHES MAXIMUM IN
NSN	2925-00-294-3890

COMPONENT DIAGRAM

KEY FEATURES

•

WIDTH ACROSS FLATS: 0.820 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN

•

TOP TO TERMINAL CONTACT DISTANCE: 1.000 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN

•

HEIGHT ABOVE MOUNTING SURFACE: 2.190 INCHES MINIMUM AND 2.310 INCHES MAXIMUM IN

•

USAGE DESIGN: AIRCRAFT ENGINE

•

ELECTRODE STYLE: TWO FLAT GROUND ELECTRODE

•

BODY STYLE: ELECTRICALLY SHIELDED, PARTIAL INSULATOR, GASKET SEAT

•

DC RESISTANCE RATING IN OHMS: 3000.0 NOMINAL

•

REACH LENGTH: 0.802 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

WIDTH ACROSS FLATS	0.820 INCHES MINIMUM AND 0.878 INCHES MAXIMUM IN
TOP TO TERMINAL CONTACT DISTANCE	1.000 INCHES MINIMUM AND 1.050 INCHES MAXIMUM IN
HEIGHT ABOVE MOUNTING SURFACE	2.190 INCHES MINIMUM AND 2.310 INCHES MAXIMUM IN
USAGE DESIGN	AIRCRAFT ENGINE
ELECTRODE STYLE	TWO FLAT GROUND ELECTRODE
BODY STYLE	ELECTRICALLY SHIELDED, PARTIAL INSULATOR, GASKET SEAT
DC RESISTANCE RATING IN OHMS	3000.0 NOMINAL
REACH LENGTH	0.802 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
SEAT MAJOR DIAMETER	0.555 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
SHIELD THREAD LENGTH	0.250 INCHES NOMINAL IN

OTHER ITEMS IN FSC 2925 — Engine Electrical System Components, Aircraft Prime Moving

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

2925-00-005-1618 2925-00-037-8299 2925-00-037-8429 2925-00-037-8608 2925-00-082-8220 2925-00-090-5006 2925-00-497-5075

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is RB27R?

RB27R is a SPARK PLUG.

What is the NSN for RB27R?

RB27R is cataloged in the U.S. Government catalog under NSN 2925-00-294-3890. This indicates validated use in U.S. government and defense supply chains.

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RB27R — SPARK PLUG

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