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NSN 3020-00-273-4119, 3020002734119
Cancelled -> Replaced by 3020003643382

Federal Supply Classification
FSC 3020 - Gears, Pulleys, Sprockets, and Transmission Chain
National Item Identification Number
NIIN 002734119
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 3020-00-273-4119

National Stock Number (NSN) 3020-00-273-4119, or NIIN 002734119, (sprocket wheel) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 3020003643382.

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 2 suppliers. Today, 2 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 Aug 02, 2004, 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 Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.

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 3020002734119 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

LIGHTENING HOLE
(BXSJ) NOT INCLUDED
UNABLE TO DECODE
(BYFW) UNABLE TO DECODE
ROLLER CHAIN PITCH TYPE FOR WHICH DESIGNED
(BYFJ) SINGLE PITCH
UNABLE TO DECODE
(BXSJ) UNABLE TO DECODE
HUB END OUTSIDE DIAMETER AND LOCATION
(BYZD) 2.500 INCHES NOMINAL BOTH ENDS
UNABLE TO DECODE
(BYZD) UNABLE TO DECODE
MATERIAL
(MATL) STEEL, QQ-S-633, COMP C1020-CANCELED AND STEEL, QQ-S-633, COMP C1118-CANCELED
UNABLE TO DECODE
(AXND) UNABLE TO DECODE
UNABLE TO DECODE
(BSGG) UNABLE TO DECODE
BELT/CHAIN/FILM SIZE FOR WHICH DESIGNED
(BYFH) ROLLER CHAIN
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION
(BYZF) 0.312 INCHES NOMINAL BOTH ENDS
III STYLE DESIGNATOR
(STYL) PLAIN
KEYING FACILITY
(BSGG) INCLUDED
HUB EXTERNAL KEYWAY
(BYFW) NOT INCLUDED
UNABLE TO DECODE
(BYFH) UNABLE TO DECODE
COUNTERBORE FEATURE
(AXND) NOT INCLUDED
GUIDE
(AQWM) NOT INCLUDED
UNABLE TO DECODE
(BYFJ) UNABLE TO DECODE
BORE BEARING
(BYFS) NOT INCLUDED
UNABLE TO DECODE
(MATL) UNABLE TO DECODE AND UNABLE TO DECODE
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY
(AEVF) 1.091 INCHES MAXIMUM AND 1.100 INCHES MINIMUM
DISTANCE FROM HUB END TO FLANGE END
(ASYR) 0.312 INCHES NOMINAL BOTH ENDS
END ITEM IDENTIFICATION
(AGAV) ENGINE,DIESEL,SERIES 71
ASA STANDARD CHAIN NUMBER
(BYFP) 40
BORE DIAMETER
(ABXV) 2.001 INCHES MINIMUM AND 2.003 INCHES MAXIMUM
BORE LENGTH
(ADGE) 0.875 INCHES NOMINAL
BORE TYPE
(ASBP) STRAIGHT
DESIGN FORM
(ARJD) PLAIN
FURNISHED ITEMS
(ABFF) KEYING FACILITY
FACE WIDTH
(AQPL) 0.251 INCHES NOMINAL
HARDNESS RATING TEST METHOD
(BYFQ) ROCKWELL
HUB OUTSIDE DIAMETER
(ALNC) 2.500 INCHES NOMINAL BOTH ENDS
KEYWAY WIDTH
(ABRR) 0.288 INCHES NOMINAL
KEY WIDTH
(ABSF) 0.1885 INCHES MINIMUM AND 1.2887 INCHES MAXIMUM
KEYING FACILITY TYPE
(BSGK) KEYWAY
OUTSIDE DIAMETER
(ABHE) 3.339 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 0.875 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-633, COMP C1020-CANCELED FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-633, COMP C1118-CANCELED FED SPEC 2ND MATERIAL RESPONSE
MATERIAL
(MATT) STEEL COMP 1020 AND STEEL COMP 1118
METALLIC HARDNESS RATING AND LOCATION
(ASXJ) 55.0 ROCKWELL C MINIMUM BODY AND 62.0 ROCKWELL C MAXIMUM BODY
SPECIAL FEATURES
(FEAT) 0.1562 IN. BY 45 DEG CHAMFER ON ONE END OF BORE, 1/32 PLUS 1/32 BY 45 DEG CHAMFER ON OTHER END OF BORE
PITCH DIAMETER
(AGJS) 3.038 INCHES NOMINAL
PROTRUDING HUB CHARACTERISTIC
(BYDZ) PLAIN
QUANTITY
(NMBR) 1
TOOTH PITCH
(BYGF) 0.500 INCHES NOMINAL
STYLE DESIGNATOR
(STYL) PLAIN
TEETH QUANTITY PER ROW
(BYFN) 19
TEETH ROW QUANTITY
(BYFL) 1
TEETH HARDNESS RATING
(BYFR) 55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM
UNABLE TO DECODE
(AQWM) UNABLE TO DECODE
III END ITEM IDENTIFICATION
(AGAV) ENGINE,DIESEL,SERIES 71
UNABLE TO DECODE
(BYFS) UNABLE TO DECODE
UNABLE TO DECODE
(BYZF) UNABLE TO DECODE

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