2920-00-847-0637

Find complete technical information, availability, and procurement data for: 2920-00-847-0637
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2920 Nonaircraft Engine Electrical System Components

National Stock Number

2920-00-847-0637

Item Name Code

17311

Assigment Date

12/30/1966 (59 years ago)

0.250 inches nominal thread length, right-hand thread direction, 3.250 inches nominal pilot diameter, cutout relay and nut and woodruff key furnished items, 0.750 inches nominal second step diameter

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: 0.250 inches nominal
Pilot Diameter: 3.250 inches nominal
Furnished Items: cutout relay and nut and woodruff key
Second Step Diameter: 0.750 inches nominal
Keyway Width: 0.156 inches nominal
Unthreaded Portion Length: 1.125 inches nominal
Mounting Hole Thread Direction: right-hand
Mounting Style: flange mtd w/two threaded mtg holes
Pilot Height: 0.185 inches nominal
Environmental Protection: dustproof
Keyway Length: 0.700 inches nominal
Submersibility: nonsubmersible
Shaft Rotation Direction: clockwise
Distance From End To Keyway Center: 0.750 inches nominal
Thread Diameter: 0.500 inches nominal
Shaft Drive End Style: straight shaft end, threaded, w/keyway
Distance Between Shaft Center And Bottom Mounting Hole Center: 2.125 inches nominal
Distance Between Shaft Center And Top Mounting Hole Center: 2.125 inches nominal
Angular Deviation Of First Hole From Top Center In Deg: 0.0
Angular Deviation Of Second Hole From First Hole In Deg: 0.0
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: 6.0

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2920-00-575-2248	No Name Available	07/11/1973

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
GAS4303	Engine Accessory Generator
YB16E	Engine Accessory Generator

FAQs

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

What is the FSCG of the NSN 2920-00-847-0637?

The FSCG of the NSN 2920-00-847-0637 is 2920

Does the NSN 2920-00-847-0637 have a Schedule B code assigned?

Yes, the Schedule B code is 8511500000

Does NSN 2920-00-847-0637 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 2920-00-847-0637 contain precious materials?

Precious metal content is unknown

Does NSN 2920-00-847-0637 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 2920-00-847-0637 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Fri, Dec 30, 1966