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NSN 3020-00-830-9779, 3020008309779
GEAR SECTOR,WORM WHEEL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 008309779
Codification Country
United States
Item Name Code
INC 28378
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: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 3020-00-830-9779

National Stock Number (NSN) 3020-00-830-9779, or NIIN 008309779, (gear sector,worm wheel) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. None of the associated 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, 2 suppliers are 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 Apr 26, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 28378. [A GEAR SECTOR WITH COMPLEMENTS OF WORM WHEEL TEETH.]. 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 3020008309779 contains an unknown precious metal.

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

ARC NOMINAL LENGTH
(CWXD) 11.310 INCHES
FACE NOMINAL WIDTH
(CWRM) 1.750 INCHES
FACE TYPE
(ALPN) CONCAVE
HARDNESS RATING
(CQFM) 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
HELIX ANGLE
(CWPZ) 8.4333 DEGREES
HUB NOMINAL DIAMETER
(CWTX) 3.125 INCHES BOTH ENDS
HUB STYLE DESIGNATOR
(CWTR) PLAIN BOTH ENDS
MATING THREAD LEAD QUANTITY
(CWPL) 2
MATERIAL
(MATT) STEEL OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 2.531 INCHES BOTH ENDS
NOMINAL OUTSIDE RADIUS
(CWWF) 4.800 INCHES
NOMINAL OVERALL LENGTH
(CWFR) 6.813 INCHES
PITCH RADIUS
(BDJT) 4.6000 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 14.5000 DEGREES
STYLE DESIGNATOR
(STYL) PROTRUDING HUBS
TEETH QUANTITY
(AJLA) 46
THROAT NOMINAL RADIUS
(CWNP) 4.800 INCHES
TOOTH DIRECTION
(CWNM) RIGHT
III MATERIAL
(MATT) STEEL OVERALL

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