Product Details | GROOVE PULLEY

3020-00-255-4677 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.

Part Alternates: 1487137, 670499, 7378209, 954116, 3020-00-255-4677, 00-255-4677, 3020002554677, 002554677

Mechanical Power Transmission Equipment | Gears, Pulleys, Sprockets, and Transmission Chain

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1961 00-255-4677

Drawings & Photos | NSN 3020-00-255-4677


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Technical Data | NSN 3020-00-255-4677

Characteristic Specifications
STYLE DESIGNATOR A11 WEBBED OR SPOKED
OUTSIDE DIAMETER 7.500 INCHES NOMINAL
OVERALL LENGTH 2.063 INCHES NOMINAL
PITCH DIAMETER 6.802 INCHES MINIMUM AND 6.822 INCHES MAXIMUM
FACE WIDTH 1.250 INCHES NOMINAL
HUB END OUTSIDE DIAMETER AND LOCATION 2.188 INCHES NOMINAL BOTH ENDS
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION 0.813 INCHES NOMINAL AA END AND 0.500 INCHES NOMINAL BB END
DESIGN FORM PLAIN
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE NOT OFFSET
LIGHTENING HOLE NOT INCLUDED
INTEGRAL COOLING VANE NOT INCLUDED
MATERIAL AND LOCATION STEEL, SAE 1008 OVERALL
GROOVE SHAPE V
GROOVE QUANTITY 1
GROOVE DEPTH 0.688 INCHES NOMINAL
GROOVE WIDTH 0.688 INCHES NOMINAL
V GROOVE ANGLE IN DEG 38.0
STANDARD V-BELT SECTION DESIGNATION FOR WHICH DESIGNED B
BORE FEATURE INCLUDED
BEARINGS NOT INCLUDED
BORE TYPE STRAIGHT
BORE DIAMETER 1.530 INCHES MINIMUM AND 1.531 INCHES MAXIMUM
BORE LENGTH 1.531 INCHES NOMINAL
COUNTERBORE FEATURE NOT INCLUDED
KEYING FACILITY INCLUDED
KEYING FACILITY TYPE KEYWAY
QUANTITY 1
KEYWAY WIDTH 0.250 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY 0.902 INCHES NOMINAL
SPLIT HUB FEATURE NOT INCLUDED
MANUFACTURERS CODE 12204
DESIGN CONTROL REFERENCE 954116

Restrictions/Controls & Freight Information | NSN 3020-00-255-4677

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information

Management | NSN 3020-00-255-4677

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each