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NSN 3020-01-124-7963, 3020011247963
PULLEY,GROOVE

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 011247963
Codification Country
United States
Item Name Code
INC 08109
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 3020-01-124-7963

National Stock Number (NSN) 3020-01-124-7963, or NIIN 011247963, (pulley,groove) was assigned January 12, 1982 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, 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, with the most recent procurement date of Jul 05, 2017. There have been 8 contracts issued for this part number, with 8 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7L417P2016, SPE7L217P0304, SPE7L516M0171, SPE7L516M0023, SPE7L514M1876. The total value of the awarded contracts has been US$ 100,352.10.

This NSN is somewhat common among different platforms, belonging to 5 different weapons systems.

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 Dec 05, 2013, 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) 08109. [A PULLEY WITH ONE OR MORE GROOVED FACES OR RIMS OF THE SAME DIAMETER. FOR PULLEYS ENCASED IN A SHELL OR FRAME, SEE BLOCK, TACKLE. FOR ITEMS SPECIFICALLY DESIGNED FOR AVIATION, SEE PULLEY(1), GROOVE, AVIATION.]. 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 3020011247963 does not contain precious metals.

This NSN is associated to Schedule B 8487900080: machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333999: all other miscellaneous general purpose machinery manufacturing.

This information was last updated on .


Technical Characteristics

DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION
(BYZF) 1.560 INCHES NOMINAL AA END AND 0.310 INCHES NOMINAL BB END
BEARINGS
(AWJQ) NOT INCLUDED
BOLT CIRCLE DIAMETER
(ABKG) 4.876 INCHES NOMINAL
BORE LENGTH
(ADGE) 3.090 INCHES NOMINAL
BORE FEATURE
(BYDS) INCLUDED
BORE TYPE
(ASBP) TAPERED
COUNTERBORE DEPTH
(AAWZ) 0.310 INCHES NOMINAL
COUNTERBORE DIAMETER
(AAWY) 5.501 INCHES MINIMUM AND 5.503 INCHES MAXIMUM
COUNTERBORE FEATURE
(AXND) INCLUDED
COUNTERBORE LOCATION
(BDYS) BB END
DESIGN FORM
(ARJD) WEBBED
FACE WIDTH
(AQPL) 1.530 INCHES NOMINAL
GROOVE DEPTH
(ABGA) 0.380 INCHES NOMINAL
GROOVE QUANTITY
(AXHQ) 3
GROOVE SHAPE
(BXSM) V
GROOVE WIDTH
(ABGF) 0.312 INCHES NOMINAL
HOLE LOCATION
(BFYT) THRU PULLEY SURFACE
HUB END OUTSIDE DIAMETER AND LOCATION
(BYZD) 5.500 INCHES MINIMUM AA END AND 5.501 INCHES MAXIMUM AA END
INTEGRAL COOLING VANE
(BXSK) NOT INCLUDED
KEYING FACILITY
(BSGG) NOT INCLUDED
OUTSIDE DIAMETER
(ABHE) 9.750 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 3.090 INCHES NOMINAL
LIGHTENING HOLE
(BXSJ) NOT INCLUDED
MATERIAL AND LOCATION
(ANNQ) IRON, DUCTILE OVERALL
SECURING HOLE QUANTITY
(AHYF) 6
SECURING LOCATION
(BYFF) AA END
SECURING METHOD
(BSNP) THREADED HOLE
SPECIAL FEATURES
(FEAT) 2ND COUNTERBORE 4.250 IN.DIA,0.406 IN.DEEP,LOCATED 1.530 IN.FROM 2ND END
PROTRUDING HUB CHARACTERISTIC
(BYDZ) PLAIN
THREAD SIZE
(ABUJ) 5/16-24
V GROOVE ANGLE IN DEG
(AGGS) 40.0
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE
(BXSH) OFFSET
SPLIT HUB FEATURE
(BSYG) NOT INCLUDED
STYLE DESIGNATOR
(STYL) WEBBED OR SPOKED
SURFACE TREATMENT
(SFTT) CADMIUM AND CHROMATE
TAPER BORE MAJOR DIAMETER
(ANAL) 1.500 INCHES NOMINAL
TAPER BORE MINOR DIAMETER
(ANAM) 1.369 INCHES NOMINAL
SURFACE TREATMENT
(SURF) CADMIUM PLATED,QQ-P-416,TYPE 2,CLASS 3
UNABLE TO DECODE
(SURF) UNABLE TO DECODE
SURFACE TREATMENT
(SFTT) CADMIUM PLATED,QQ-P-416,TYPE 2,CLASS 3

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