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AFBMA Style

Standard from the Anti-Friction Bearing Manufacturers Association, AFBMA nuts have OD grooves which allow for removal with a spanner wrench.

Thread Size Slot Width Diameter Thickness  
2.157-18 .250 2-31/32 1/2 More Info
 

AFBMA Style - Size 2.157-18

Type Part Number Weight
Carbon Steel 99012 2.46
2.360-18 .250 3-5/32 17/32 More Info
 

AFBMA Style - Size 2.360-18

Type Part Number Weight
Carbon Steel 99013 2.52
2.548-18 .250 3-3/8 9/16 More Info
 

AFBMA Style - Size 2.548-18

Type Part Number Weight
Carbon Steel 99014 2.61
2.751-18 .250 3-5/8 9/16 More Info
 

AFBMA Style - Size 2.751-18

Type Part Number Weight
Carbon Steel 99015 2.70
2.933-12 .375 3-7/8 19/32 More Info
 

AFBMA Style - Size 2.933-12

Type Part Number Weight
Carbon Steel 99016 2.85
3.137-12 .375 4-5/32 19/32 More Info
 

AFBMA Style - Size 3.137-12

Type Part Number Weight
Carbon Steel 99017 2.91
3.340-12 .375 4-13/32 5/8 More Info
 

AFBMA Style - Size 3.340-12

Type Part Number Weight
Carbon Steel 99018 3.15
3.527-12 .375 4-21/32 11/16 More Info
 

AFBMA Style - Size 3.527-12

Type Part Number Weight
Carbon Steel 99019 3.41
3.730-12 .375 4-15/16 23/32 More Info
 

AFBMA Style - Size 3.730-12

Type Part Number Weight
Carbon Steel 99020 3.48
3.918-12 .375 5-3/16 3/4 More Info
 

AFBMA Style - Size 3.918-12

Type Part Number Weight
Carbon Steel 99021 3.93
4.122-12 .500 5-7/16 3/4 More Info
 

AFBMA Style - Size 4.122-12

Type Part Number Weight
Carbon Steel 99022 4.10
4.325-12 .500 5-23/32 25/32 More Info
 

AFBMA Style - Size 4.325-12

Type Part Number Weight
Carbon Steel 99023 4.43
4.716-12 .500 6-1/8 13/16 More Info
 

AFBMA Style - Size 4.716-12<

Type Part Number Weight
Carbon Steel 99024 4.76