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NSN 3020-01-172-0779, 3020011720779
GEAR,INTERNAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 011720779
Codification Country
United States
Item Name Code
INC 05465
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.
Availability: In Stock Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 3020-01-172-0779

National Stock Number (NSN) 3020-01-172-0779, or NIIN 011720779, (gear,internal) was assigned February 15, 1984 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 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.

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: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 05465. [A GEAR WITH TEETH FORMED ON THE INNER SURFACE OF A CYLINDER OR CONE.]. 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 3020011720779 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) 1.841 INCHES BOTH ENDS
BORE STYLE
(ANTP) INVOLUTE SPLINE BOTH ENDS
HARDNESS RATING
(CQFM) 55.0 ROCKWELL C MINIMUM OVERALL AND 60.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL
(MATT) STEEL COMP 4140 OVERALL
NOMINAL OUTSIDE DIAMETER
(CWCD) 6.375 INCHES
NOMINAL OVERALL LENGTH
(CWFR) 3.000 INCHES
PITCH DIAMETER
(AGJS) 5.5000 INCHES NOMINAL
PRECISION CLASSIFICATION
(CWWK) QUALITY NUMBER 8
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
TOOTH FORM
(CWNH) STUB
SPLINE PITCH DIAMETER
(BDTX) 1.9170 INCHES NOMINAL BOTH ENDS
SPLINE QUANTITY
(ABSA) 23 BOTH ENDS
STYLE DESIGNATOR
(STYL) PLAIN RING
TEETH QUANTITY
(AJLA) 66
TEETH TYPE
(CWMW) SPUR
III MATERIAL
(MATT) STEEL COMP 4140 OVERALL

Manufacturer Part Numbers


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