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NSN 3020-00-493-9742, 3020004939742
GEAR,WORM

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 004939742
Codification Country
United States
Item Name Code
INC 05467
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 3020-00-493-9742

National Stock Number (NSN) 3020-00-493-9742, or NIIN 004939742, (gear,worm) was assigned October 7, 1970 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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: Suitable for competitive acquisition for the first time. (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) 05467. [A GEAR WITH TEETH ON ITS OUTER SURFACE IN THE FORM OF HELICAL THREADS.]. 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 3020004939742 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

III MATERIAL
(MATT) STEEL COMP 4615 OVERALL
BORE STYLE
(ANTP) 10A W/ KEYWAY BOTH ENDS
BORE NOMINAL DIAMETER
(CWRS) 1.749 INCHES BOTH ENDS
BORE STYLE
(ANTP) W/ KEYWAY BOTH ENDS
FACE NOMINAL WIDTH
(CWRM) 2.000 INCHES
FACE TYPE
(ALPN) STRAIGHT
HARDNESS RATING
(CQFM) 55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
HELIX ANGLE
(CWPZ) 7.7524 DEGREES
KEYWAY NOMINAL WIDTH
(CWSN) 0.250 INCHES BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-624 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 4615 OVERALL
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM
(CWSR) 1.006 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER
(CWCD) 3.123 INCHES
PITCH DIAMETER
(AGJS) 2.9220 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 14.5000 DEGREES
STYLE DESIGNATOR
(STYL) HUBLESS
THREAD FORM DIRECTION
(CWPH) RIGHT-HAND
THREAD FORM QUANTITY
(CWPC) 4

Manufacturer Part Numbers

91251

ISC
6
RNCC
C
RNVC
1
91251

RNCC
3
RNVC
9
LB91251

RNCC
C
RNVC
1
LB91251

ISC
6
RNCC
C
RNVC
1
LB91251

RNCC
5
RNVC
9

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