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NSN 3020-01-025-1486, 3020010251486
GEAR,SPUR

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 010251486
Codification Country
United States
Item Name Code
INC 05466
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 3020-01-025-1486

National Stock Number (NSN) 3020-01-025-1486, or NIIN 010251486, (gear,spur) was assigned July 27, 1976 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 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 one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 6 contracts issued for this part number, with 6 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7L724P0713, SPE7L221V0441, SPE7L120V0613, SPE7L019V6620, SPE7L519P0880. The total value of the awarded contracts has been US$ 152,866.10.

This NSN is unique to one weapons system.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 10, 2010, 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 data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 05466. [A GEAR, CYLINDRICAL IN FORM, WITH STRAIGHT TEETH ON THE OUTER SURFACE PARALLEL TO THE AXIS OF THE GEAR. SEE ALSO GEAR, ANTIBACKLASH, SPUR. FOR BULK MATERIAL, SEE ROD, PINION.]. 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 3020010251486 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

BODY STYLE
(AAQL) WEBBED, OFFSET, WITH LIGHTENING HOLES
BORE NOMINAL DIAMETER
(CWRS) 3.895 INCHES BOTH ENDS
BORE STYLE
(ANTP) INVOLUTE SPLINE BOTH ENDS
END NOMINAL DIAMETER
(CWWN) 4.250 INCHES BOTH ENDS
END NOMINAL LENGTH
(CWWH) 0.375 INCHES BOTH ENDS
FACE NOMINAL WIDTH
(CWRM) 1.060 INCHES
FIRST STEP NOMINAL DIAMETER
(CWXB) 4.437 INCHES BOTH ENDS
FIRST STEP NOMINAL LENGTH
(CWWS) 0.095 INCHES BOTH ENDS
HARDNESS RATING
(CQFM) 32.0 ROCKWELL C NOMINAL OVERALL
HARDNESS RATING
(CQFM) 64.0 ROCKWELL SUPERFICIAL 45-N NOMINAL TEETH
HUB STYLE DESIGNATOR
(CWTR) 1 STEP BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS6260 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP E9310 OVERALL
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END
(CWQL) 0.470 INCHES BOTH ENDS
NOMINAL OUTSIDE DIAMETER
(CWCD) 6.347 INCHES
PITCH DIAMETER
(AGJS) 6.2500 INCHES NOMINAL
PRESSURE ANGLE
(CWPP) 25.0000 DEGREES
TOOTH FORM
(CWNH) STANDARD
SPLINE PITCH DIAMETER
(BDTX) 3.8000 INCHES NOMINAL BOTH ENDS
SPLINE QUANTITY
(ABSA) 125 BOTH ENDS
STYLE DESIGNATOR
(STYL) PROTRUDING HUBS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) MIL-P-16232,TYPE M,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) PHOSPHATE OVERALL
TEETH QUANTITY
(AJLA) 125
III HARDNESS RATING
(CQFM) 64.0 ROCKWELL SUPERFICIAL 45-N NOMINAL TEETH
III MATERIAL
(MATT) STEEL COMP E9310 OVERALL
III HARDNESS RATING
(CQFM) 32.0 ROCKWELL C NOMINAL OVERALL

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