NSN 2579030-2

A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.

cross recess type 1 internal drive style, 0.750 inches nominal fastener length, 0.306 inches minimum and 0.322 inches maximum head diameter, pan head style, 0.105 inches minimum and 0.115 inches maximum head height.

NSN 5305-00-059-8437 Datasheet

(NSN) National Stock Number

5305-00-059-8437

(FSG) Federal Supply Group

53 - Hardware and Abrasives

(FSC) Federal Supply Classification

5305 - Screws

(NIIN) National Item Identification Number

00-059-8437

Requires Demilitarization

Yes

(INC) Item Name Code

06657

Date

Tue, Jan 1, 1963

Schedule B Code

7318152000

Fastener Length

0.750 inches nominal

Head Height

0.105 inches minimum and 0.115 inches maximum

Head Diameter

0.306 inches minimum and 0.322 inches maximum

Head Style

pan

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.164 inches

Nondefinitive Spec/Std Data

3 type and 9c style

Screw Material

steel corrosion resisting

Screw Surface Treatment

passivate

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.750 inches nominal

Thread Quantity Per Inch

32

Thread Series Designator

unified national coarse (unc)

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.

Source of Supply Code

S9I - Defense industrial supply center philadelphia, pennsylvania 19111

Pseudo Item Name Code

0006657

Cross Reference

CAGE Codes

26344

New Haven Mfg Corp

U.s./canadian manufacturers

81413

Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems

U.s./canadian manufacturers

1VPW8

General Dynamics Mission Systems, Inc. Dba Gdms

U.s./canadian manufacturers

94990

Motorola Inc. Dba Integrated Information Systems Group

U.s./canadian manufacturers

00724

Raytheon Company

U.s./canadian manufacturers

56232

Lockheed Martin Corporation Div Rms - Mitchel Field

Non-manufacturers

06481

Northrop Grumman Systems Corporation Div the Navigation, Targeting and Survivability Division

U.s./canadian manufacturers

49671

Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin

U.s./canadian manufacturers

88818

Kearfott Corporation Div Guidance and Navigation Division

U.s./canadian manufacturers

96906

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M

Military standards and standards organizations (ex:stanags,milspecs,defstans)

D9182

Zf Industrieantriebe Witten Gmbh

Non-us manufacturer (nato), other foreign organization or codification bureaus

80249

Bae Systems Information and Electronic Systems Integration Inc.

U.s./canadian manufacturers

Freight Information

Air Commodity

BZ -

Air Dimension

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

Less than Carload Rating

U - 50.0

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

48950

Water Commodity

713 - Metal hardware

National Motor Freight Classification Item Number

093486

Schedule B & Trade

Schedule B

7318-15-2000

Description

bolts and bolts and their nuts or washers exported in the same shipment

End Use

12110 - Iron and steel products, other

Unit of Quantity

KG

USDA

Yes

(SITC) Standard International Trade Classification

69421

(NAICS) North American Industrial Classification System

332722

Questions & Answers

1. What is the FSCG of the NSN 5305-00-059-8437?

   The FSCG of the NSN 5305-00-059-8437 is 5305

2. Does the NSN 5305-00-059-8437 have a Schedule B code assigned?

   Yes, the Schedule B code is 7318152000

3. Does NSN 5305-00-059-8437 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 5305-00-059-8437 contain precious materials?

   Item does not contain precious metal.

5. Does NSN 5305-00-059-8437 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 5305-00-059-8437 was assigned to the Federal Catalog?

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