AC275

View detailed technical data, stock status, and sourcing information for: AC275
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2925 Aircraft Prime Moving Engine Electrical System Components

National Stock Number

2925-00-203-8735

Item Name Code

00294

Assigment Date

01/01/1963 (63 years ago)

electrically shielded, partial insulator, gasket seat body style, aircraft engine usage design, 1500.0 nominal dc resistance rating in ohms, 0.792 inches minimum and 0.812 inches maximum reach length, 0.870 inches minimum and 0.878 inches maximum width across flats

Product Characteristics

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

Body Style: electrically shielded, partial insulator, gasket seat
Dc Resistance Rating In Ohms: 1500.0 nominal
Reach Length: 0.792 inches minimum and 0.812 inches maximum
Usage Design: aircraft engine
Width Across Flats: 0.870 inches minimum and 0.878 inches maximum
Electrode Style: triple gap ground electrode
Seat Major Diameter: 0.950 inches minimum and 0.970 inches maximum
Height Above Mounting Surface: 2.438 inches minimum and 2.562 inches maximum
Top To Terminal Contact Distance: 1.485 inches minimum and 1.585 inches maximum
Top To Shield Thread Distance: 0.105 inches minimum and 0.145 inches maximum
Shield Thread Length: 0.335 inches minimum and 0.375 inches maximum
Barrel Inside Diameter: 0.560 inches nominal
Terminal Sleeve Inside Diameter: 0.378 inches minimum and 0.398 inches maximum
Pressure Rating: 415.0 pounds per square inch nominal mean effective
Thread Size And Series/Type Designator: 3/4-20 unef shield

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
AC275	Spark Plug

FAQs

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

What is the FSCG of the NSN 2925-00-203-8735?

The FSCG of the NSN 2925-00-203-8735 is 2925

Does the NSN 2925-00-203-8735 have a Schedule B code assigned?

Yes, the Schedule B code is 8511100000

Does NSN 2925-00-203-8735 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 2925-00-203-8735 contain precious materials?

Precious metal content is unknown

Does NSN 2925-00-203-8735 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 2925-00-203-8735 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963