National Item Identification Number
00-540-8903
005408903
3020-00-540-8903
3020005408903
National Stock Number
Item Name
GEAR,HELICAL
Federal Supply Class
3020
Description
A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also GEAR, ANTIBACKLASH, HELICAL:
Commercial and Government Entity Code (Supplier Data)
01289
01289
Reference Numbers (Part Numbers)
687A416
687A416P21
Required Categories
MATERIAL
TEETH QUANTITY
TEETH TYPE
TOOTH FORM
TOOTH DIRECTION
PRESSURE ANGL
Required Description
PLASTIC OVERALL
30
SINGLE HELIX
STANDARD
LEFT
20.0000 DEGREES
4.8664 DEGRE