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JAW NUTS & MASTER KEYS - SQUARE SERRATED KEY TYPE

Master Keys
To order any of these items enter the Part Number into the search bar above. (This will take you to the product page where you can add the item to the shopping cart)
Critical Dimensions
Chuck
Size
Screw Size
G
Pitch
F
Slot
E
Depth
D
Width Inch
C
Hght Inch
B
Length Inch
A
Master Key
Part
Number
8 1/4 0.200 0.098 0.101 0.744 0.375 1.313 SP-80SQK
8-SP 1/4 0.155 0.075 0.101 0.744 0.435 1.406 SP-8CCAK
10 - 12 5/16 0.250 0.124 0.130 .993 0.500 1.688 SP-120SQK
15 - 18 3/8 0.250 0.124 0.130 1.487 0.500 2.000 SP-150SQK
15 - 18 3/8 0.250 0.124 0.130 1.487 0.500 2.250 SP-180SQK
20 - 24 3/8 0.250 0.124 0.130 1.487 0.500 2.500 SP-210SQK

Jaw Nuts
To order any of these items enter the Part Number into the search bar above. (This will take you to the product page where you can add the item to the shopping cart)
Critical Dimensions 2 Screws Included With Each Jaw Nut
Chuck
Size
Heel Height
H
Groove Width
G
Screw Size
E
Hole Space
D
Hght Inch
A
Width Inch
C
Length Inch
B
Jaw Nut
Part
Number
Screw
Part
Number
8 0.375 0.498 3/8-16 1.438 0.995 0.875 2.125 SP-80JN S3/816100
8 0.375 0.748 1/2-13 1.438 0.995 0.993 2.125 SP-85JN S1/213150
10 - 12 0.375 0.748 1/2-13 1.750 1.000 1.000 2.438 SP-100JN S1/213150
10 - 12 0.375 0.748 5/8-11 1.750 1.000 1.000 2.500 SP-125JN S5/811150
15 - 18 0.438 1.000 3/4-10 2.500 1.250 1.250 3.750 SP-155JN S3/410175
20 - 24 0.438 1.000 3/4-10 3.000 1.250 1.250 4.500 SP-215JN S3/410175