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National Stock Number:
3020-00-938-0961
Federal Supply Class:
3020
National Item Identification Number:
009380961
Description:
PULLEY,GROOVE
Detail:
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.
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Manufacturer Information:
| 272N3054114-039 | 38597 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| BEARING QUANTITY | 1 | | BEARING TYPE | BALL | | BEARINGS | INCLUDED | | BORE DIAMETER | 1.437 INCHES NOMINAL | | BORE LENGTH | 0.479 INCHES NOMINAL | | BORE FEATURE | INCLUDED | | BORE TYPE | STRAIGHT | | COUNTERBORE DEPTH | 0.131 INCHES MINIMUM AND 0.140 INCHES MAXIMUM | | COUNTERBORE FEATURE | INCLUDED | | COUNTERBORE LOCATION | AA END OR BB END | | COUNTERBORE DIAMETER | 1.880 INCHES MINIMUM AND 1.198 INCHES MAXIMUM | | DESIGN FORM | PLAIN | | FACE WIDTH | 0.750 INCHES NOMINAL | | GROOVE DEPTH | 0.156 INCHES NOMINAL | | GROOVE QUANTITY | 2 | | GROOVE RADIUS | 0.050 INCHES NOMINAL | | GROOVE SHAPE | U | | GROOVE WIDTH | 0.150 INCHES NOMINAL | | INTEGRAL COOLING VANE | NOT INCLUDED | | KEYING FACILITY | NOT INCLUDED | | LIGHTENING HOLE | NOT INCLUDED | | OUTSIDE DIAMETER | 5.218 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-355-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | PITCH DIAMETER | 4.906 INCHES NOMINAL | | SPECIAL FEATURES | DRILLED HOLE ON FACE OF PULLEY THROUGH,0.256 MAX IN. DIA WITH COUNTERBORE 0.750 IN. DIA 0.180 IN. DP,LOCATED 1.500 IN. BELOW CNTR OF BORE TO RIGHT OF CABLES PASSING THROUGH FACE WHICH STOPS PULLEY; HOLES FOR CABLES ARE 0.271 IN. DIA AT SURFACE AND 0.157 IN. DIA AT BOTTOM; CABLE HOLES INTERSECT AT 120 DEGREE ANGLE FROM EACH OTHER ON A CHORD 1.750 IN. FROM CNTR OF BORE | | SPLIT HUB FEATURE | NOT INCLUDED | | STYLE DESIGNATOR | PLAIN | | SUPPLEMENTARY FEATURES | DIFFERS FROM -029 BECAUSE -039 ISLEFT HANDED |
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