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NSN 3020-00-269-9636, 3020002699636
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 002699636
Codification Country
United States
Item Name Code
INC 05464
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 3020-00-269-9636

National Stock Number (NSN) 3020-00-269-9636, or NIIN 002699636, (gear,helical) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 8 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2005, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 05464. [A GEAR, CYLINDRICAL IN FORM, WITH TEETH ON THE OUTER SURFACE AT AN ANGLE TO THE AXIS OF THE GEAR. SEE ALSO GEAR, ANTIBACKLASH, HELICAL:]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3020002699636 does not contain precious metals.

This NSN is associated to Schedule B 8483409000: gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333612: speed changer, industrial high-speed drive, and gear manufacturing.

This information was last updated on .


Technical Characteristics

BODY STYLE
(AAQL) PLAIN, SOLID
BORE NOMINAL DIAMETER
(CWRS) 2.3747 INCHES BOTH ENDS
BORE STYLE
(ANTP) W/ KEYWAY BOTH ENDS
FACE NOMINAL WIDTH
(CWRM) 2.938 INCHES
HARDNESS RATING
(CQFM) 24.0 ROCKWELL C MINIMUM OVERALL AND 30.0 ROCKWELL C MAXIMUM OVERALL
HELIX ANGLE
(CWPZ) 10.6848 DEGREES
HUB STYLE DESIGNATOR
(CWTR) PLAIN FIRST END
HUB NOMINAL DIAMETER
(CWTX) 3.000 INCHES FIRST END
KEYWAY NOMINAL WIDTH
(CWSN) 0.499 INCHES BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-890,CLASS HG MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.125 INCHES FIRST END
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM
(CWSR) 1.3805 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER
(CWCD) 3.5103 INCHES
PITCH DIAMETER
(AGJS) 3.3333 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 15.0000 DEGREES
SPECIAL FEATURES
(FEAT) COUNTERBORE 2ND END,0.250 IN. DEEP BY 2.688 IN. DIA
TOOTH FORM
(CWNH) STANDARD
TOOTH DIRECTION
(CWNM) RIGHT
STYLE DESIGNATOR
(STYL) PROTRUDING HUB
TEETH QUANTITY
(AJLA) 37
TEETH TYPE
(CWMW) SINGLE HELIX
III MATERIAL
(MATT) STEEL OVERALL
BORE STYLE
(ANTP) 10A W/ KEYWAY BOTH ENDS

Manufacturer Part Numbers


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