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National Stock Number:
3020-00-294-8149
Federal Supply Class:
3020
National Item Identification Number:
002948149
Description:
SPROCKET WHEEL
Detail:
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.
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Manufacturer Information:
| 078434 | 31974 | HOFFMAN/NEW YORKER, INC. |
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Techincal Specification:
| DESIGN FORM | WEBBED | | TEETH ROW QUANTITY | 2 | | TEETH QUANTITY PER ROW | 122 | | TOOTH PITCH | 0.500 INCHES NOMINAL | | MATERIAL | STEEL | | STYLE DESIGNATOR | WEBBED OR SPOKED | | OUTSIDE DIAMETER | 19.713 INCHES NOMINAL | | OVERALL LENGTH | 2.500 INCHES NOMINAL | | PITCH DIAMETER | 19.419 INCHES NOMINAL | | FACE WIDTH | 0.839 INCHES NOMINAL | | CENTER TO CENTER DISTANCE BETWEEN TEETH ROWS | 0.282 INCHES NOMINAL | | ASA STANDARD CHAIN NUMBER | 40-2 | | HARDNESS RATING TEST METHOD | NOT RATED | | BORE TYPE | STRAIGHT | | BORE DIAMETER | 1.9355 INCHES MINIMUM AND | | 1.9375 INCHES MAXIMUM | | BORE LENGTH | 2.500 INCHES NOMINAL | | KEYING FACILITY TYPE | KEYWAY | | QUANTITY | 1 | | KEYWAY WIDTH | 0.250 INCHES NOMINAL | | DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 1.2177 INCHES NOMINAL | | PROTRUDING HUB CHARACTERISTIC | PLAIN | | HUB OUTSIDE DIAMETER | 3.500 INCHES NOMINAL AA END | | FURNISHED ITEMS | KEYING FACILITY AND | | LIGHTENING HOLE | | DISTANCE FROM HUB END TO FLANGE END | 1.661 INCHES NOMINAL AA END | | SECURING METHOD | THREADED HOLE | | SECURING LOCATION | AA END | | SECURING HOLE QUANTITY | 1 | | THREAD SIZE | 1/4 IN.-20 | | HOLE LOCATION | ON TOP OF KEY |
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