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NSN 3020-00-425-6125, 3020004256125
SPROCKET WHEEL

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 004256125
Codification Country
United States
Item Name Code
INC 04456
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 3020-00-425-6125

National Stock Number (NSN) 3020-00-425-6125, or NIIN 004256125, (sprocket wheel) was assigned April 14, 1971 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. 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 not been procured by the US Government in over 5 years, with the most recent procurement date of Oct 15, 2019. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7L120V0383. The total value of the awarded contracts has been US$ 2,495.00.

This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.

There has been very little 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 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) 04456. [A TOOTHED WHEEL WHOSE TEETH OR SPROCKETS ARE DESIGNED TO BE ENGAGED WITH THE LINKS OF A PITCH CHAIN, TRACK, OR THE LIKE. IT IS USUALLY USED FOR TRANSMITTING POWER.]. 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 3020004256125 contains an unknown precious metal.

This NSN is associated to Schedule B 8483901000: chain sprockets and parts thereof. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.

This information was last updated on .


Technical Characteristics

UNABLE TO DECODE
(BYFW) UNABLE TO DECODE
MATERIAL
(MATL) STEEL
UNABLE TO DECODE
(BYFH) UNABLE TO DECODE
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION
(BYZF) 0.938 INCHES NOMINAL BOTH ENDS
III STYLE DESIGNATOR
(STYL) PLAIN
LIGHTENING HOLE
(BXSJ) NOT INCLUDED
UNABLE TO DECODE
(BXSJ) UNABLE TO DECODE
UNABLE TO DECODE
(BYZD) UNABLE TO DECODE
ROLLER CHAIN PITCH TYPE FOR WHICH DESIGNED
(BYFJ) SINGLE PITCH
UNABLE TO DECODE
(BYFJ) UNABLE TO DECODE
HUB END OUTSIDE DIAMETER AND LOCATION
(BYZD) 1.182 INCHES NOMINAL BOTH ENDS
KEYING FACILITY
(BSGG) NOT INCLUDED
UNABLE TO DECODE
(BSGG) UNABLE TO DECODE
BORE BEARING
(BYFS) NOT INCLUDED
BELT/CHAIN/FILM SIZE FOR WHICH DESIGNED
(BYFH) ROLLER CHAIN
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
UNABLE TO DECODE
(AXND) UNABLE TO DECODE
HUB EXTERNAL KEYWAY
(BYFW) NOT INCLUDED
COUNTERBORE FEATURE
(AXND) NOT INCLUDED
UNABLE TO DECODE
(BYFS) UNABLE TO DECODE
UNABLE TO DECODE
(BYZF) UNABLE TO DECODE
DISTANCE FROM HUB END TO FLANGE END
(ASYR) 0.938 INCHES NOMINAL BOTH ENDS
BORE DIAMETER
(ABXV) 0.750 INCHES NOMINAL
BORE TYPE
(ASBP) STRAIGHT
BORE LENGTH
(ADGE) 2.344 INCHES NOMINAL
DESIGN FORM
(ARJD) PLAIN
FACE WIDTH
(AQPL) 0.468 INCHES NOMINAL
HARDNESS RATING TEST METHOD
(BYFQ) BRINELL
HUB OUTSIDE DIAMETER
(ALNC) 1.182 INCHES NOMINAL BOTH ENDS
OUTSIDE DIAMETER
(ABHE) 4.321 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 2.344 INCHES NOMINAL
MATERIAL
(MATT) STEEL
METALLIC HARDNESS RATING AND LOCATION
(ASXJ) 200.0 BRINELL STANDARD MINIMUM BODY AND 240.0 BRINELL STANDARD MAXIMUM BODY
PITCH DIAMETER
(AGJS) 3.995 INCHES NOMINAL
PROTRUDING HUB CHARACTERISTIC
(BYDZ) PLAIN
STYLE DESIGNATOR
(STYL) PLAIN
TEETH HARDNESS RATING
(BYFR) 200.0 BRINELL STANDARD MINIMUM AND 240.0 BRINELL STANDARD MAXIMUM
TEETH QUANTITY PER ROW
(BYFN) 20
TEETH ROW QUANTITY
(BYFL) 1
TOOTH PITCH
(BYGF) 0.625 INCHES NOMINAL

Manufacturer Part Numbers


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