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NSN 3020-00-517-3257, 3020005173257
GEAR,HELICAL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 005173257
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 3020-00-517-3257

National Stock Number (NSN) 3020-00-517-3257, or NIIN 005173257, (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 is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 suppliers. Today, 3 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 unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 20, 2008, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) 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 3020005173257 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

III MATERIAL
(MATT) STEEL OVERALL
BODY STYLE
(AAQL) WEBBED, OFFSET, WITH LIGHTENING HOLES
FACE NOMINAL WIDTH
(CWRM) 0.875 INCHES
HELIX ANGLE
(CWPZ) 30.0000 DEGREES
HUB NOMINAL DIAMETER
(CWTX) 2.500 INCHES SECOND END
HUB NOMINAL DIAMETER
(CWTX) 2.625 INCHES FIRST END
HUB STYLE DESIGNATOR
(CWTR) PLAIN BOTH ENDS
KEYWAY NOMINAL WIDTH
(CWSN) 0.250 INCHES BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-890,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL OVERALL
NOMINAL OVERALL LENGTH
(CWFR) 1.469 INCHES
PITCH DIAMETER
(AGJS) 5.4950 INCHES MINIMUM AND 5.5050 INCHES MAXIMUM
PRESSURE ANGLE
(CWPP) 20.0000 DEGREES
STYLE DESIGNATOR
(STYL) ONE PROTRUDING HUB, ONE RECESSED HUB
TEETH QUANTITY
(AJLA) 66
TEETH TYPE
(CWMW) SINGLE HELIX
TOOTH DIRECTION
(CWNM) RIGHT
TOOTH FORM
(CWNH) STANDARD

Manufacturer Part Numbers

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RNVC
9
5419N

RNCC
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RNVC
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5419N

RNCC
3
RNVC
2

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