M40R

View detailed technical data, stock status, and sourcing information for: M40R

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M40R
Federal Supply Group
Engine Accessories
National Stock Number
2920-00-555-5981
Item Name Code
00294
Assigment Date
01/01/1963 (63 years ago)

engine other than aircraft usage design, 0.875 inches nominal width across flats, 0.500 inches nominal reach length, unshielded,solid or threaded post,gasket seat body style, 10000.0 nominal dc resistance rating in ohms

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Body Style
unshielded,solid or threaded post,gasket seat
Dc Resistance Rating In Ohms
10000.0 nominal
Reach Length
0.500 inches nominal
Usage Design
engine other than aircraft
Width Across Flats
0.875 inches nominal
Electrode Style
single flat shell ground electrode (see also style 4)
Seat Major Diameter
1.000 inches maximum
Pressure Rating
200.0 pounds per square inch minimum and 210.0 pounds per square inch maximum mean effective
Special Features
grumman aerospace corp a10 aircraft
Nondefinitive Spec/Std Data
3 type and a class

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
2920-00-293-5196 No Name Available 04/03/1969
2920-00-293-5218 No Name Available 11/05/1969
2920-00-294-3707 No Name Available 03/01/1994
2920-00-294-3709 No Name Available 02/03/1969
2920-00-455-5413 No Name Available 08/01/1992
2920-00-479-2692 No Name Available 03/22/1972
2920-00-540-8351 No Name Available 08/01/1992
2920-00-554-9157 No Name Available 03/25/1970
2920-00-569-1780 No Name Available 01/02/1975

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
22HS794 Spark Plug
276488R91 Spark Plug
6412180 Spark Plug
BT6 Spark Plug
CR83 Spark Plug
D14 Spark Plug
F85 Spark Plug
M40R Spark Plug
RD14 Spark Plug
XD14 Spark Plug

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 2920-00-555-5981?
The FSCG of the NSN 2920-00-555-5981 is 2920
Does the NSN 2920-00-555-5981 have a Schedule B code assigned?
Yes, the Schedule B code is 8511100000
Does NSN 2920-00-555-5981 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 2920-00-555-5981 contain precious materials?
Precious metal content is unknown
Does NSN 2920-00-555-5981 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 2920-00-555-5981 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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