NSN 7F7149

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

3.625 inches nominal center to center distance between mounting holes along width, 5.875 inches nominal center to center distance between top mounting slot and bottom mounting hole, 3.062 inches nominal distance between shaft center and bottom mounting hole center, 0.469 inches nominal bottom mounting hole diameter, 1600 armature minimum speed in rpm at full current output.

NSN 2920-00-377-5231 Datasheet

(NSN) National Stock Number

2920-00-377-5231

(FSG) Federal Supply Group

29 - Engine Accessories

(FSC) Federal Supply Classification

2920 - Nonaircraft Engine Electrical System Components

(NIIN) National Item Identification Number

00-377-5231

Requires Demilitarization

Yes

(INC) Item Name Code

17311

Date

Tue, Jan 1, 1963

Schedule B Code

8511500000

Armature Minimum Speed In Rpm At Full Current Output

1600

Bottom Mounting Hole Diameter

0.469 inches nominal

Center To Center Distance Between Mounting Holes Along Width

3.625 inches nominal

Center To Center Distance Between Top Mounting Slot And Bottom Mounting Hole

5.875 inches nominal

Distance Between Shaft Center And Bottom Mounting Hole Center

3.062 inches nominal

Distance From End To Keyway Center

1.281 inches nominal

Fsc Application Data

engine electrical system,nonaircraft

Furnished Items

drive pulley and cooling fan

Ground Polarity Type

negative or positive

Grounding Method

external

Keyway Width

0.156 inches nominal

Keyway Length

0.750 inches nominal

Pilot Diameter

3.247 inches minimum and 3.249 inches maximum

Pilot Height

0.250 inches nominal

Maximum Output Current Rating In Amps

30.0

Mounting Style

flange mtd w/three mtg holes

Second Step Diameter

0.7491 inches minimum and 0.7496 inches maximum

Shaft Drive End Style

straight shaft end, threaded, w/keyway

Shaft Rotation Direction

clockwise

Submersibility

nonsubmersible

Thread Class

2a

Thread Diameter

0.500 inches nominal

Thread Direction

right-hand

Thread Length

0.656 inches nominal

Thread Quantity Per Inch

20

Thread Series

unf

Top Mounting Hole Diameter

0.625 inches nominal

Unthreaded Portion Length

1.312 inches nominal

Voltage In Volts

6.0

Identification

Demilitarization Code

A - 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.

Precious Metals Indicator

U - Precious metal content is unknown

Hazardous Metals Indicator

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0017311

Cross Reference

CAGE Codes

16764

General Motors Corp Delco Remy Div

U.s./canadian manufacturers

1LW55

Borgwarner Pds (anderson), L.l.c.

Non-manufacturers

24617

General Motors Corp

U.s./canadian manufacturers

61928

General Motors Corp Ac-Delco Div Government Order Dept

U.s./canadian manufacturers

11083

Caterpillar Inc Div Caterpillar Defense

U.s./canadian manufacturers

Freight Information

Air Commodity

HZ -

Air Dimension

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

Less than Carload Rating

Q - 70.0

National Motor Freight Class Rating

W - Rating variable

Rail Variation

1

Special Handling

9 - Other or no special handling required (sh)

Type of Cargo

Z - No special type of cargo code applicable

Uniform Freight Classification Item Number

34760

Water Commodity

590 - Generators and parts, (machinery and parts),(less than 35 feet)

National Motor Freight Classification Item Number

062120

Schedule B & Trade

Schedule B

8511-50-0000

Description

generators for internal combustion engines, nesoi

End Use

30200 - Engines and engine parts (carburetors, pistons, rings, and valves)

Unit of Quantity

NO

USDA

Yes

(SITC) Standard International Trade Classification

77831

(NAICS) North American Industrial Classification System

336320

Questions & Answers

1. What is the FSCG of the NSN 2920-00-377-5231?

   The FSCG of the NSN 2920-00-377-5231 is 2920

2. Does the NSN 2920-00-377-5231 have a Schedule B code assigned?

   Yes, the Schedule B code is 8511500000

3. Does NSN 2920-00-377-5231 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.

4. Does NSN 2920-00-377-5231 contain precious materials?

   Precious metal content is unknown

5. Does NSN 2920-00-377-5231 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.

6. When the NSN 2920-00-377-5231 was assigned to the Federal Catalog?

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