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National Stock Number:
3020-01-467-8011
Federal Supply Class:
3020
National Item Identification Number:
014678011
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:
| 25233 | 07070 | NAVY, UNITED STATES DEPARTMENT OF THE DBA NAVAL SURFACE WARFARE CENTER PANAMA CITY | | 25233-1 | 07070 | NAVY, UNITED STATES DEPARTMENT OF THE DBA NAVAL SURFACE WARFARE CENTER PANAMA CITY |
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Techincal Specification:
| STYLE DESIGNATOR | WEBBED OR SPOKED | | OUTSIDE DIAMETER | 21.500 INCHES NOMINAL | | OVERALL LENGTH | 5.520 INCHES MINIMUM AND | | 5.530 INCHES MAXIMUM | | PITCH DIAMETER | 17.750 INCHES NOMINAL | | FACE WIDTH | 3.750 INCHES NOMINAL | | HUB END OUTSIDE DIAMETER AND LOCATION | 4.250 INCHES NOMINAL BOTH ENDS | | DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | 0.888 INCHES NOMINAL BOTH ENDS | | DESIGN FORM | WEBBED | | WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET | | LIGHTENING HOLE | NOT INCLUDED | | INTEGRAL COOLING VANE | NOT INCLUDED | | MATERIAL AND LOCATION | ALUMINUM ALLOY, QQ-A-601, ALLOY 356, T6 OVERALL | | SURFACE TREATMENT | ENAMEL | | GROOVE SHAPE | V | | GROOVE QUANTITY | 1 | | GROOVE DEPTH | 3.750 INCHES NOMINAL | | GROOVE WIDTH | 3.750 INCHES NOMINAL | | V GROOVE ANGLE IN DEG | 50.0 | | BORE FEATURE | INCLUDED | | BEARINGS | INCLUDED | | BEARING TYPE | NEEDLE ROLLER | | BEARING QUANTITY | 2 | | BORE TYPE | STRAIGHT | | BORE DIAMETER | 3.372 INCHES MINIMUM AND | | 3.374 INCHES MAXIMUM | | BORE LENGTH | 4.250 INCHES NOMINAL | | COUNTERBORE FEATURE | NOT INCLUDED | | KEYING FACILITY | NOT INCLUDED | | SPLIT HUB FEATURE | NOT INCLUDED | | SPECIAL FEATURES | SURFACE FINISHES - PRIMER,TYPE I, CLASS C IAW MIL-P-23377; ENAMAL IAW MIL-C-22750 - COLOR NO. 26270; TREATMENT PRIOR TO ASSY. IAW MIL-STD-171; CASTING, CLASS 1, GRADE D IAW MIL-A-21180; NHA DAVIT ASSEMBLY TQ |
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