2920-00-871-6979

Find complete technical information, availability, and procurement data for: 2920-00-871-6979
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Federal Supply Group

Engine Accessories

Federal Supply Classification

2920 Nonaircraft Engine Electrical System Components

National Stock Number

2920-00-871-6979

Item Name Code

17311

Assigment Date

11/01/1967 (58 years ago)

right-hand thread direction, 0.760 inches nominal thread length, 1.320 inches nominal unthreaded portion length, 0.873 inches minimum and 0.874 inches maximum second step diameter, 0.156 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: 0.760 inches nominal
Second Step Diameter: 0.873 inches minimum and 0.874 inches maximum
Keyway Width: 0.156 inches nominal
Unthreaded Portion Length: 1.320 inches nominal
Mounting Hole Thread Direction: right-hand
Mounting Style: bracket mtd w/three mtg holes, top hole threaded
Keyway Length: 0.750 inches nominal
Submersibility: nonsubmersible
Shaft Rotation Direction: clockwise
Distance From End To Keyway Center: 1.420 inches nominal
Thread Diameter: 0.625 inches nominal
Maximum Output Current Rating In Amps: 50.0
Rectifier Location: separate
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: 0.0
Angular Deviation Of Second Hole From First Hole In Deg: 201.0
Distance Between Inside Surfaces Of Hinge Bracket: 9.031 inches nominal
Distance Between Outside Surfaces Of Hinge Bracket: 10.151 inches nominal
Bottom Mounting Hole Diameter: 0.456 inches nominal
Maximum Rated Armature Speed In Rpm: 1925
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: 18
Voltage In Volts: 12.0

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
1106825	Engine Accessory Generator
873197R91	Engine Accessory Generator

FAQs

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

What is the FSCG of the NSN 2920-00-871-6979?

The FSCG of the NSN 2920-00-871-6979 is 2920

Does the NSN 2920-00-871-6979 have a Schedule B code assigned?

Yes, the Schedule B code is 8511500000

Does NSN 2920-00-871-6979 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 2920-00-871-6979 contain precious materials?

Precious metal content is unknown

Does NSN 2920-00-871-6979 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 2920-00-871-6979 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, Nov 1, 1967