3020-01-119-2289, GEAR CLUSTER

6680-01-119-2292 METER,FLOW RATE INDICATING

National Stock Number:
3020-01-119-2289

Federal Supply Class:
3020

National Item Identification Number:
011192289

Description:
GEAR CLUSTER

Detail:
A cylindrical item having a full 360 degree (6.282 radians) complement of teeth on two or more surfaces. It may be a one-piece casting or composed of two or more separate items firmly held together by welding, rivets, pins, or the like, to form a single unit. It is designed to mount on a shaft. For items consisting of a shaft with an integral complement(s) or gear teeth, see GEARSHAFT (as modified). Excludes GEAR SUBASSEMBLY, SPEED DECREASER.

Manufacturer Information:

10106646	A486G	NIMIKKEISTOKESKUS NCB FINLAND
132D1698	05606	GENERAL DYNAMICS-OTS, INC.

Techincal Specification:

MATERIAL	STEEL COMP 4140 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED STD SINGLE MATERIAL RESPONSE AND
	AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	PHOSPHATE OVERALL
HARDNESS RATING	33.0 ROCKWELL C MINIMUM AND
	38.0 ROCKWELL C MAXIMUM OVERALL
CONSTRUCTION	SOLID
DESIGN TYPE	SPUR FIRST GEAR
	SPUR SECOND GEAR
NOMINAL OUTSIDE DIAMETER	4.4600 INCHES FIRST GEAR
	3.7980 INCHES SECOND GEAR
NOMINAL OVERALL LENGTH	0.720 INCHES
BORE STYLE	INVOLUTE SPLINE BOTH ENDS
BORE NOMINAL DIAMETER	0.662 INCHES BOTH ENDS
SPLINE QUANTITY	19 BOTH ENDS
SPLINE PITCH DIAMETER	0.5938 INCHES NOMINAL BOTH ENDS
HUB STYLE DESIGNATOR	PLAIN BETWEEN FIRST AND SECOND GEAR
HUB NOMINAL LENGTH	0.170 INCHES BETWEEN FIRST AND SECOND GEAR
HUB NOMINAL DIAMETER	3.260 INCHES BETWEEN FIRST AND SECOND GEAR

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