Product Details | SPUR GEAR

3020-00-381-5604 A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION.

Part Alternates: 493618PC1, 3020-00-381-5604, 00-381-5604, 3020003815604, 003815604

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

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1963 00-381-5604

Drawings & Photos | NSN 3020-00-381-5604


Cross Reference | NSN 3020-00-381-5604

Part Number Cage Code Manufacturer
493618PC1 10001 NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT

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Technical Data | NSN 3020-00-381-5604

Characteristic Specifications
MATERIAL STEEL COMP 4140 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL
TEETH QUANTITY 128
TOOTH FORM STANDARD
PRESSURE ANGLE 20.0000 DEGREES
STYLE DESIGNATOR 2 PROTRUDING HUB
PITCH DIAMETER 7.9980 INCHES MINIMUM AND 8.0000 INCHES MAXIMUM
NOMINAL OUTSIDE DIAMETER 8.1210 INCHES
FACE NOMINAL WIDTH 0.343 INCHES
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END 1.640 INCHES FIRST END
BORE STYLE 10A W/KEYWAY BOTH ENDS
BORE NOMINAL DIAMETER 2.8753 INCHES BOTH ENDS
KEYWAY NOMINAL WIDTH 0.1562 INCHES BOTH ENDS
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM 1.5315 INCHES BOTH ENDS
HUB STYLE DESIGNATOR 4B 2 STEPS FIRST END
END NOMINAL LENGTH 0.812 INCHES FIRST END
END NOMINAL DIAMETER 3.750 INCHES FIRST END
FIRST STEP NOMINAL LENGTH 0.796 INCHES FIRST END
FIRST STEP NOMINAL DIAMETER 4.625 INCHES FIRST END
SECOND STEP NOMINAL LENGTH 0.032 INCHES FIRST END
SECOND STEP NOMINAL DIAMETER 7.000 INCHES FIRST END
BODY STYLE 1 PLAIN, SOLID
ATTACHMENT METHOD MOUNTING HOLE
MOUNTING HOLE TYPE AND QUANTITY 6 THREADED AXIALLY THROUGH BODY, SECOND END
MOUNTING HOLE THREAD SERIES DESIGNATOR UNF AXIALLY THROUGH BODY, SECOND END
MOUNTING HOLE NOMINAL THREAD SIZE 0.250 INCHES AXIALLY THROUGH BODY, SECOND END
BOLT HOLE CIRCLE NOMINAL DIAMETER 4.750 INCHES AXIALLY THROUGH BODY, SECOND END
SPECIAL FEATURES COUNTERBORE LOCATION SECOND END; COUNTERBORE DIAMETER 3.8750 IN.; COUNTERBORE DEPTH 0.7340 IN.
MANUFACTURERS CODE 10001
DESIGN CONTROL REFERENCE 493618PC1

Restrictions/Controls & Freight Information | NSN 3020-00-381-5604

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
NMF Description 197337 WHEELS COG/GEAR/PINION/SPROCK
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 593 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 3020-00-381-5604

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each