Howmet Fastening Systems
Howmet Fastening Systems
Phone: Sales +1 800 992 4444
Technical Support +1 310 784 6409
Email: HFSTechSupport@howmet.com
Website: www.hfs.howmet.com
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NOTES: Unless Otherwise Specified
  • MATERIAL:
    Body : Steel
    Bushing : Free cutting brass or aluminum.
  • FINISH:
    Body : Black oxide plus oil.
    Bushing : None.
RF6900W_primary
Unit of Measure
1 

Item #

A Max

B ±0.5

C Hex

D Across Corners

Serration
Number of Teeth

RFM6828-077W N/A 18.250 mm N/A 38.100 mm N/A 18.000 mm N/A 20.800 mm N/A 23
RFM6828-098W N/A 20.250 mm N/A 38.100 mm N/A 20.000 mm N/A 23.100 mm N/A 27
RFM6828-125W N/A 22.250 mm N/A 38.100 mm N/A 22.000 mm N/A 25.400 mm N/A 31
RFM6828-136W N/A 24.250 mm N/A 38.100 mm N/A 24.000 mm N/A 27.700 mm N/A 40
RFM6828-153W N/A 25.500 mm N/A 38.100 mm N/A 25.000 mm N/A 28.900 mm N/A 38
RFM6828-170W N/A 28.250 mm N/A 38.100 mm N/A 28.000 mm N/A 32.300 mm N/A 40
RFM6828-192W N/A 30.250 mm N/A 38.100 mm N/A 30.000 mm N/A 34.600 mm N/A 38
RFM6828-214W N/A 32.250 mm N/A 38.100 mm N/A 32.000 mm N/A 37.000 mm N/A 43
RFM6828-231W N/A 36.250 mm N/A 38.100 mm N/A 36.000 mm N/A 41.600 mm N/A 46
RFM6828-253W N/A 38.250 mm N/A 38.100 mm N/A 38.000 mm N/A 43.900 mm N/A 36
RFM6828-295W N/A 45.250 mm N/A 38.100 mm N/A 45.000 mm N/A 52.000 mm N/A 47
RFM6828-320W N/A 48.250 mm N/A 38.100 mm N/A 48.000 mm N/A 55.400 mm N/A 32
RFM6828-350W N/A 50.250 mm N/A 38.100 mm N/A 50.000 mm N/A 57.700 mm N/A 53
Unit of Measure
1