3020-00-528-7931
Helical Gear
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Official Item Classification
- Name
- Helical Gear
- (NSN) National Stock Number
- 3020-00-528-7931
- (FSG) Federal Supply Group
- 30 Mechanical Power Transmission Equipment
- (FSC) Federal Supply Classification
- 3020 Gears, Pulleys, Sprockets and Transmission Chain
- (INC) Item Name Code
- 05464
- (FIIG) Federal Item Identification Guide
- A27300
- Date
- 01/01/1963 (63 years ago)
54 teeth quantity, 5.7000 inches nominal pitch diameter, webbed, with lightening holes body style, mounting hole attachment method, plain both ends bore style
Specs & Compatibility
webbed, with lightening holes
mounting hole
5.7000 inches nominal
54
plain both ends
93.6 rockwell b minimum and 98.1 rockwell b maximum overall
3 plain axially through body, first end
5.8975 inches
single helix
standard
right
20.0000 degrees
18.7664 degrees
0.375 inches first end
0.313 inches second end
0.8750 inches
0.751 inches both ends
plain first end
2.500 inches first end
0.3280 inches axially through body, first end
1.375 inches axially through body, first end
iron cast overall
protruding hub, recessed body
Regulatory Compliance
Precious metal content is unknown
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
0005464