NSN 92789-2

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

adjustable brush spring adjustability, 0.875 inches nominal inside length, 0.781 inches nominal inside width, helical torsion brush pressure spring type accommodated, 0.375 inches nominal inside thickness.

NSN 5977-00-421-6768 Datasheet

(NSN) National Stock Number

5977-00-421-6768

(FSG) Federal Supply Group

59 - Electrical and Electronic Equipment Components

(FSC) Federal Supply Classification

5977 - Electrical Contact Brushes and Electrodes

(NIIN) National Item Identification Number

00-421-6768

Requires Demilitarization

Yes

(INC) Item Name Code

02937

Date

Tue, Jan 1, 1963

Schedule B Code

8545900000

Brush Pressure Spring Type Accommodated

helical torsion

Brush Spring Adjustability

adjustable

Inside Length

0.875 inches nominal

Inside Thickness

0.375 inches nominal

Inside Width

0.781 inches nominal

Material

copper alloy box

Mounting Facility Quantity

2

Mounting Facility

clamp and rod

Overall Length

2.625 inches nominal

Overall Thickness

3.250 inches nominal

Overall Width

1.000 inches nominal

Terminal Quantity

1

Terminal Type

screw

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

A - Item does not contain precious metal.

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

0002937

Cross Reference

CAGE Codes

01425

Louis Allis Co the This Company Has Gone Bankrupt and Has Been Purchased by 3 Companies

U.s./canadian manufacturers

7PZX0

Fairbanks Morse, Llc

U.s./canadian manufacturers

82796

Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine

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.

National Motor Freight Class Rating

W - Rating variable

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

34580

Water Commodity

593 - Motors and parts, (machinery and parts),(less than 35 feet)

National Motor Freight Classification Item Number

061700

Schedule B & Trade

Schedule B

8545-90-0000

Description

electrical carbon or graphite articles,nesoi

End Use

20005 - Electric apparatus

Unit of Quantity

KG

USDA

Yes

(SITC) Standard International Trade Classification

77886

(NAICS) North American Industrial Classification System

335991

Questions & Answers

1. What is the FSCG of the NSN 5977-00-421-6768?

   The FSCG of the NSN 5977-00-421-6768 is 5977

2. Does the NSN 5977-00-421-6768 have a Schedule B code assigned?

   Yes, the Schedule B code is 8545900000

3. Does NSN 5977-00-421-6768 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 5977-00-421-6768 contain precious materials?

   Item does not contain precious metal.

5. Does NSN 5977-00-421-6768 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 5977-00-421-6768 was assigned to the Federal Catalog?

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