2920-01-157-3765

Find complete technical information, availability, and procurement data for: 2920-01-157-3765
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2920 Nonaircraft Engine Electrical System Components

National Stock Number

2920-01-157-3765

Item Name Code

03577

Assigment Date

07/05/1983 (43 years ago)

A reciprocating internal combustion engine in which the power necessary to produce motion of the mechanism is obtained by igniting a compressed fuel and air mixture within the cylinder or cylinders by extreme heat resulting from compression. The engine consists of a cylinder block assembly complete with cylinder head(s) and oil pan(s). It may include attachments or accessories, such as starter motor, transmission for auxiliary equipment, clutch, oil filter, flywheel, flywheel housing or battery charging generator. A fuel tank is not included. For a complete operating power unit mounted on a base, see power unit (1), diesel.

73.050 millimeters minimum and 74.050 millimeters maximum center to center distance between mounting holes, triangular mounting flange shape style, 2 mounting hole quantity, peripheral outboard gear drive w/worm shaft, torsion drive spring and over-running clutch w/drive housing engaging mechanism style, 10.100 millimeters minimum and 10.220 millimeters maximum mounting hole diameter

Product Characteristics

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

Mounting Hole Diameter: 10.100 millimeters minimum and 10.220 millimeters maximum
Center To Center Distance Between Mounting Holes: 73.050 millimeters minimum and 74.050 millimeters maximum
Mounting Hole Quantity: 2
Mounting Flange Shape Style: triangular
Engaging Mechanism Style: peripheral outboard gear drive w/worm shaft, torsion drive spring and over-running clutch w/drive housing
Engaging Mechanism Opening Angular Deviation In Deg: 24.00
Shaft Rotation Direction: clockwise
Terminal Type And Quantity: 2 screw and 2 threaded stud

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
1113591	Electrical Engine Starter
1998454	Electrical Engine Starter

FAQs

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

What is the FSCG of the NSN 2920-01-157-3765?

The FSCG of the NSN 2920-01-157-3765 is 2920

Does the NSN 2920-01-157-3765 have a Schedule B code assigned?

Yes, the Schedule B code is 8511400000

Does NSN 2920-01-157-3765 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 2920-01-157-3765 contain precious materials?

Item does not contain precious metal.

Does NSN 2920-01-157-3765 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 2920-01-157-3765 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Tue, Jul 5, 1983