2925-00-684-2988

Find complete technical information, availability, and procurement data for: 2925-00-684-2988
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2925 Aircraft Prime Moving Engine Electrical System Components

National Stock Number

2925-00-684-2988

Item Name Code

00294

Assigment Date

01/01/1963 (63 years ago)

An item consisting of an electric, direct current, motor and integral and associated components, primarily designed to crank an internal combustion engine, or a gas turbine engine until it starts operating under its own power. May include facilities for manual or mechanical actuation. Excludes:motor, engine starter, electrical; starter, motor; starter, engine (as modified); and switch, engine starter, electrical.

electrically shielded, partial insulator, gasket seat body style, 0.875 inches nominal width across flats, 0.812 inches nominal reach length, aircraft engine usage design, 500.0 minimum and 1500.0 maximum 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: electrically shielded, partial insulator, gasket seat
Dc Resistance Rating In Ohms: 500.0 minimum and 1500.0 maximum
Reach Length: 0.812 inches nominal
Usage Design: aircraft engine
Width Across Flats: 0.875 inches nominal
Electrode Style: four gap ground electrode
Seat Major Diameter: 0.970 inches nominal
Height Above Mounting Surface: 2.500 inches nominal
Top To Terminal Contact Distance: 1.500 inches nominal
Top To Shield Thread Distance: 0.125 inches nominal
Shield Thread Length: 0.375 inches nominal
Barrel Inside Diameter: 0.560 inches nominal
Terminal Sleeve Inside Diameter: 0.380 inches nominal
Pressure Rating: 385.0 pounds per square inch nominal mean effective
Thread Size And Series/Type Designator: 3/4-20 unef shield

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2925-00-287-8796	No Name Available	10/01/1997
2925-00-528-5117	No Name Available	07/01/1998
2925-00-592-2157	No Name Available	10/01/1997
2925-00-670-0319	No Name Available	01/01/1963

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
MILP7886	Spark Plug
RHB29E	Spark Plug
RHB29N	Spark Plug

FAQs

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

What is the FSCG of the NSN 2925-00-684-2988?

The FSCG of the NSN 2925-00-684-2988 is 2925

Does the NSN 2925-00-684-2988 have a Schedule B code assigned?

Yes, the Schedule B code is 8511100000

Does NSN 2925-00-684-2988 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 2925-00-684-2988 contain precious materials?

Precious metal content is unknown

Does NSN 2925-00-684-2988 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 2925-00-684-2988 was assigned to the Federal Catalog?

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