NSN 30069A

A relatively thin metallic item, having a concave or cupped contour, designed to effect its own seal by compression against the circumference of a hole. It is used as a blowout plug in boilers, engines, and the like to relieve the pressure created by the expansion of fluids caused by heat or freezing.

helwig grade k086 mfr ref single material response material document and classification, concave contact face style, rectangular slip ring body style, 0.875 inches nominal length, unable to decode brush shunt length.

NSN 5977-00-052-4763 Datasheet

(NSN) National Stock Number

5977-00-052-4763

(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

00-052-4763

Requires Demilitarization

Yes

(INC) Item Name Code

00302

Date

Thu, May 18, 1967

Schedule B Code

8545200000

Body Style

rectangular slip ring

Brush Shunt Length

unable to decode

Contact Face Style

concave

Length

0.875 inches nominal

Material Document And Classification

helwig grade k086 mfr ref single material response

Material

copper graphite

Radius

1.438 inches nominal

Recess Diameter

0.188 inches nominal

Recess Depth

0.031 inches nominal

Shunt Insulation Provision And Quantity

1 insulated

Shunt Position Designator

5

Style Designator

one piece

Terminal Hole Diameter

0.190 inches nominal

Terminal Type And Quantity

1 straight w/hole

Thickness

1.250 inches nominal

Top Style

flat

Width

0.500 inches nominal

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

0000302

Cross Reference

CAGE Codes

00503

Conductix Inc Div Conductix Wampfler

U.s./canadian manufacturers

28118

Helwig Carbon Products Inc

U.s./canadian manufacturers

70433

Appleton Marine Inc

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

34496

Water Commodity

72D - Communications/electronics, other than sigint/ew or comsec repair parts and components

National Motor Freight Classification Item Number

062010

Schedule B & Trade

Schedule B

8545-20-0000

Description

carbon or graphite brushes of a kind used for electrical purposes

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 5977-00-052-4763?

   The FSCG of the NSN 5977-00-052-4763 is 5977

2. Does the NSN 5977-00-052-4763 have a Schedule B code assigned?

   Yes, the Schedule B code is 8545200000

3. Does NSN 5977-00-052-4763 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 5977-00-052-4763 contain precious materials?

   Precious metal content is unknown

5. Does NSN 5977-00-052-4763 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 5977-00-052-4763 was assigned to the Federal Catalog?

   It was assigned 59 years ago, on Thu, May 18, 1967