1268963

View detailed technical data, stock status, and sourcing information for: 1268963
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2920 Nonaircraft Engine Electrical System Components

National Stock Number

2920-00-737-4750

Item Name Code

17311

Assigment Date

01/01/1961 (65 years ago)

A structural shape fabricated from nonmetallic material(s) having a peculiar preformed cross-sectional form. It may have a reinforcing agent(s) and backing. Excludes:seal, nonmetallic special shaped section.

radio interference shielding furnished items, 0.669 inches nominal second step diameter, right-hand thread direction, 0.797 inches nominal thread length, 0.125 inches nominal keyway width

Product Characteristics

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

Thread Direction: right-hand
Thread Length: 0.797 inches nominal
Furnished Items: radio interference shielding
Second Step Diameter: 0.669 inches nominal
Keyway Width: 0.125 inches nominal
Unthreaded Portion Length: 1.234 inches nominal
Mounting Hole Thread Direction: right-hand
Mounting Style: bracket mtd w/three mtg holes, top hole threaded
Environmental Protection: corrosion resistant and fungus resistant
Keyway Length: 0.625 inches nominal
Submersibility: submersible
Shaft Rotation Direction: clockwise
Distance From End To Keyway Center: 1.391 inches nominal
Thread Diameter: 0.500 inches nominal
Armature Minimum Speed In Rpm At Full Current Output: 1750
Maximum Output Current Rating In Amps: 25.0
Minimum Current Cut-In Speed In Rpm: 1500
Grounding Method: internal
Shaft Drive End Style: straight shaft end, threaded, w/keyway
Distance Between Shaft Center And Bottom Mounting Hole Center: 3.875 inches nominal
Distance Between Shaft Center And Top Mounting Hole Center: 3.875 inches nominal
Angular Deviation Of First Hole From Top Center In Deg: 159.0
Angular Deviation Of Second Hole From First Hole In Deg: 201.0
Distance Between Inside Surfaces Of Hinge Bracket: 7.250 inches nominal
Distance Between Outside Surfaces Of Hinge Bracket: 8.125 inches nominal
Bottom Mounting Hole Diameter: 0.453 inches nominal
Maximum Rated Armature Speed In Rpm: 8000
Thread Series: unf
Thread Class: 2a
Mounting Hole Thread Series Designator: unc
Mounting Hole Thread Diameter: 0.375 inches nominal
Mounting Hole Thread Quantity Per Inch: 16
Mounting Hole Thread Class: 2b
Thread Quantity Per Inch: 20
Voltage In Volts: 24.0

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
118895	Engine Accessory Generator
118958	Engine Accessory Generator
1268963	Engine Accessory Generator
7524310	Engine Accessory Generator

FAQs

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

What is the FSCG of the NSN 2920-00-737-4750?

The FSCG of the NSN 2920-00-737-4750 is 2920

Does the NSN 2920-00-737-4750 have a Schedule B code assigned?

Yes, the Schedule B code is 8511500000

Does NSN 2920-00-737-4750 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 2920-00-737-4750 contain precious materials?

Precious metal content is unknown

Does NSN 2920-00-737-4750 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 2920-00-737-4750 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961