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Worldwide distributor of NSN parts and consumables located in the USA.

Spark Plug

Model / MPN: 14R4 | NSN: 2920-00-294-3892
ITAR Registered seal

An item containing two or more electrodes across which an electric spark is discharged to ignite a fuel and air mixture, primarily in internal combustion engines. Excludes glow plug; and electrode.

Product Details
NATO Stock Number
2920-00-294-3892
Sold in multiples of
4 EA
DEMIL
NO
Body Style
Unshielded, threaded post, gasket seat
Dc Resistance Rating In Ohms
10000.0
Reach Length
0.375 inches
Usage Design
Engine other than aircraft
Width Across Flats
0.812 inches
Electrode Style
B1 single flat shell ground electrode (see also style 4)
Electrode Style
Single flat shell ground electrode (see also style 4)
Thread Size And Series/type Designator And Location
14-1.25mm base
Mean Effective Pressure Rating
Between 185.0 pounds per square inch and 195.0 pounds per square inch
Seat Major Diameter
0.8125 inches
Height Above Mounting Surface
2.312 inches
Test Data Document
81348-ws506 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Nondefinitive Specification/std Data
3 type and a class
14R4 Series Parts

Pricing and Availability

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14R4 Cross Reference
  • 303
  • W-S-506 TY3CLA
  • R45
  • WS506
  • R45
  • RJ8C
  • 157456H1
  • XJ8-64
  • RJ8C