NSN 3020-01-073-3164

Matched Spur Gear Set

FSC: 3020     NIIN: 010733164
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Product Characteristics

NSN:
3020010733164
Demilitarization:
DEMIL/MLI
INC:
21971
Shelf Life:
N/A
End Application:
2350-01-061-2445
Component Document Origin:
Government
Document Source:
19200
Document Type:
Engineering drawing
End Item Source:
19207
Document Identification:
12283118
End Item Name:
Tank, combat, full tracked
Special Features:
Osteel alloy, 9130, per ams 6260 or ams 6265; heat treatment: spur gears 12283157 & 12283158 carburize & harden entire gear teeth & surfaces indicatedper agma 246.01, grade 5, mil-h-6875 & mil-s-6090; case req. At gear tooth pitch line: surface hardness rockwell 30n75-81, depth from surface to hardness of rc50 0.052/0.062, core hardness rc32-44, top lands & end faces not case hardened; spur gear 12283159 carburize & harden entire gear teeth per agma 246.01, grade 5, mil-h-6875 & mil-s-6090, casereq. At gear tooth pitch line: surfacehardness rockwell 30n 75-81, depth fromsurface to hardness of rc50 0.024/0.034, core hardness rc 32-44, top lands & end faces not case hardened; external involute spur gea (12283157)data: 14 teeth; diametral pitch is 3.5; pressure angle is 25 deg.; external spur gear(12283159)data: 65 teeth; diametral pitch is 10; pressure angle is 20 deg.; external involute spline data: 23 teeth(basic-1 tooth removed) ; diametral pitch is 12/24; pressure angle is 30 deg.
Security Classification:
Unclassified

Part Numbers

  • 12283118
    US ARMY ARDEC RDECOM

Shipping & Handling

HMIRS:

No MSDS. No hazardous material.

ESD:

No known electrostatic discharge.

Schedule B:

8483409000 - Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately.

Professional Distribution

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ITAR registered supplier

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US ARMY ARDEC RDECOM - 19200