S/R: Products:

 

S/R Interchangeable Head System
 Strength and Flexibility Combined!

 

 

 
   
 

 
Square Drive - English (English Dimensions)
1.4375 Common Centerline
Part
Number
Model
Drive Size
(in.)
Max. Torque (in.lbs.)

A
(in.)
B
(in.)
C
(in.)
D
(in.)
E
(in.)
819057
SD - 1/4
0.25
250
1.7
0.6
0.8
0.8
0.7
819058
SD - 3/8
0.375
1250
1.9
0.9
0.9
1.1
0.8
819059
SD - 1/2
0.5
2500
1.9
0.9
1.0
1.1
0.8
810119
SD - 3/4*
0.75
4800
4.6
1.5
1.4
1.5
1.0
*3.875" Common Centerline

Square Drive - English (Metric Dimensions)
36.5125mm Common Centerline
Part
Number		 Model Drive Size
(in.)		 Max. Torque
(Nm)		 A
 B
(mm)		 C
(mm)		 D
(mm)		 E
(mm)
819057 SD - 1/4 0.25 28 44 14 19 19 17
819058 SD - 3/8 0.375 141 48 22 22 29 21
819059 SD - 1/2 0.5 282 48 22 25 29 21
819119 SD - 3/4* 0.75 542 117 38 36 38 25
*3.875" Common Centerline

a
Flare Nut English (English Dimensions)
1.4375 Common Centerline
Part
Number		 Model Hex Size
(in.)		 Max. Torque (in.lbs.) A
(in.)		 B
(in.)		 C
(in.)		 D
(in.)		 E
(in.)		 F
(in.)
819025 FN - 1/4 1/4 100 1.8 0.6 0.3 0.8 0.8 0.2
819026 FN - 5/16 5/16 150 1.8 0.8 0.4 0.8 0.8 0.2
819027 FN - 3/8 3/8 200 1.8 0.8 0.4 0.8 0.8 0.3
819028 FN - 7/16 7/16 250 1.8 0.8 0.4 0.8 0.8 0.3
819029 FN - 1/2 1/2 300 1.9 1.0 0.4 0.9 0.8 0.4
819030 FN - 9/16 9/16 350 2.0 1.1 0.5 1.0 0.9 0.4
819031 FN - 5/8 5/8 400 2.0 1.1 0.5 1.0 0.9 0.5
819032 FN - 11/16 11/16 475 2.1 1.3 0.6 1.0 0.9 0.5
819033 FN - 3/4 3/4 600 2.1 1.3 0.6 1.0 0.9 0.6
819034 FN - 13/16 13/16 700 2.2 1.4 0.6 1.3 0.9 0.6
819035 FN - 7/8 7/8 800 2.2 1.5 0.7 1.3 0.9 0.7
819036 FN - 15/16 15/16 900 2.2 1.6 0.7 1.3 0.9 0.7
819037 FN - 1 1 1000 2.2 1.6 0.7 1.3 0.9 0.8
819038 FN - 1 1/16 1 1/16 1050 2.5 2.1 0.9 1.3 0.9 0.8
819039 FN - 1 1/8 1 1/8 1100 2.5 2.1 0.9 1.3 0.9 0.8
819040 FN - 1 3/16 1 3/16 1150 2.5 2.1 0.9 1.3 0.9 0.9
819041 FN - 1 1/4 1 1/4 1200 2.5 2.1 0.9 1.3 0.9 0.9

Flare Nut-Metric (English Dimensions)
1.4375 Common Centerline
Part
Number		 Model Hex Size
(mm)		 Max. Torque (in.lbs.) A
(in.)		 B
(in.)		 C
(in.)		 D
(in.)		 E
(in.)		 F
(in.)
809243 FN - 8 mm 8 141 1.8 0.8 0.4 0.8 0.8 0.3
809217 FN - 9 mm 9 168 1.8 0.8 0.4 0.8 0.8 0.3
809218 FN - 10 mm 10 194 1.8 0.8 0.4 0.8 0.8 0.3
809221 FN - 11 mm 11 247 1.8 0.8 0.4 0.8 0.8 0.3
809241 FN - 12 mm 12 265 1.9 1.0 0.4 0.9 0.8 0.4
809219 FN - 13 mm 13 292 1.9 1.0 0.4 0.9 0.8 0.4
809220 FN - 14 mm 14 354 2.0 1.1 0.5 1.0 0.8 0.4
809222 FN - 15 mm 15 398 2.0 1.1 0.5 1.0 0.8 0.4
809238 FN - 16 mm 16 442 2.0 1.1 0.5 1.0 0.8 0.5
809223 FN - 17 mm 17 478 2.1 1.3 0.6 1.0 0.8 0.5
809239 FN - 18 mm 18 540 2.1 1.3 0.6 1.0 0.8 0.6
809224 FN - 19 mm 19 602 2.1 1.3 0.6 1.0 0.8 0.6
809240 FN - 21 mm 21 708 2.1 1.5 0.7 1.3 0.8 0.7
809242 FN - 22 mm 22 796 2.2 1.5 0.7 1.3 0.8 0.7
809225 FN - 24 mm 24 929 2.2 1.6 0.7 1.3 0.8 0.7
809244 FN - 27 mm 27 1044 2.5 2.1 0.9 1.3 0.8 0.8

Flare Nut - English (Metric Dimensions)
36.5125mm Common Centerline
Part
Number		 Model Hex Size
(in.)		 Max. Torque (Nm) A
(mm)

B
(mm)

C
(mm)

 D
(mm)		 E
(mm)		 F
(mm)
819025 FN - 1/4 1/4 11 44 16 9 19 21 5
819026 FN - 5/16 5/16 17 46 19 10 19 21 6
819027 FN - 3/8 3/8 22 47 21 10 19 21 7
819028 FN - 7/16 7/16 28 47 21 10 19 21 9
819029 FN - 1/2 1/2 34 48 25 10 22 21 10
819030 FN - 9/16 9/16 39 50 27 12 25 24 11
819031 FN - 5/8 5/8 45 51 29 13 25 24 12
819032 FN - 11/16 11/16 53 52 32 14 25 24 13
819033 FN - 3/4 3/4 67 53 33 14 25 24 14
819034 FN - 13/16 13/16 79 55 37 16 32 24 16
819035 FN - 7/8 7/8 90 56 38 17 32 24 17
819036 FN - 15/16 15/16 101 56 40 18 32 24 18
819037 FN - 1 1 113 56 40 18 32 24 19
819038 FN - 1 1/16 1 1/16 118 63 52 22 32 24 20
819039 FN - 1 1/8 1 1/8 124 63 52 22 32 24 21
819040 FN - 1 3/16 1 3/16 130 63 52 22 32 24 23
819041 FN - 1 1/4 1 1/4 135 63 52 22 32 24 24

Flare Nut - Metric (Metric Dimensions)
1.4375 Common Centerline
Part
Number		 Model Hex Size
(mm)		 Max. Torque (Nm) A
(mm)		 B
(mm)		 C
(mm)		 D
(mm)		 E
(mm)		 F
(mm)
809243 FN - 8 mm 8 16 46 19 10 19 21 6
809217 FN - 9 mm 9 19 47 21 10 19 21 7
809218 FN - 10 mm 10 22 47 21 10 19 21 8
809221 FN - 11 mm 11 28 47 21 10 19 21 9
809241 FN - 12 mm 12 30 48 25 10 22 21 10
809219 FN - 13 mm 13 33 48 25 10 22 21 10
809220 FN - 14 mm 14 40 50 27 12 25 21 11
809222 FN - 15 mm 15 45 51 29 13 25 21 11
809238 FN - 16 mm 16 50 51 29 13 25 21 13
809223 FN - 17 mm 17 54 52 32 14 25 21 13
809239 FN - 18 mm 18 61 52 32 14 25 21 15
809224 FN - 19 mm 19 68 53 33 14 25 21 15
809240 FN - 21 mm 21 80 53 38 17 32 21 17
809242 FN - 22 mm 22 90 56 38 17 32 21 17
809225 FN - 24 mm 24 105 56 40 18 32 21 18
809244 FN - 27 mm 27 118 64 52 22 32 21 20

a
a

Box Head - English (English Dimensions)
1.4375 Common Centerline
Part
Number		 Model Hex Size
(in.)		 Max. Torque (in.lbs.) A
(in.)		 B
(in.)		 C
(in.)		 D
(in.)		 E
(in.)
819060 BH - 1/4 1/4 250 1.7 0.5 0.3 0.8 0.8
819061 BH - 5/16 5/16 350 1.7 0.5 0.3 0.8 0.8
819062 BH - 3/8 3/8 450 1.8 0.6 0.3 0.8 0.8
819063 BH - 7/16 7/16 650 1.8 0.8 0.4 0.8 0.8
819064 BH - 1/2 1/2 850 1.8 0.8 0.4 0.8 0.8
819065 BH - 9/16 9/16 1050 1.9 1.0 0.8 0.9 0.8
819066 BH - 5/8 5/8 1250 2.0 1.1 0.5 1.0 0.9
819067 BH - 11/16 11/16 1450 2.0 1.1 0.5 1.0 0.9
819068 BH - 3/4 3/4 1800 2.1 1.3 0.6 1.0 0.9
819069 BH - 13/16 13/16 2100 2.1 1.3 0.6 1.0 0.9
819070 BH - 7/8 7/8 2400 2.2 1.4 0.6 1.3 0.9
819071 BH - 15/16 15/16 2700 2.2 1.5 0.7 1.3 0.9
819072 BH - 1 1 3000 2.2 1.6 0.7 1.3 0.9
819073 BH - 1 1/16 1 1/16 3150 2.2 1.6 0.7 1.3 0.9
819074 BH - 1 1/8 1 1/8 3300 2.5 2.1 0.9 1.3 0.9
819075 BH - 1 1/4 1 1/4 3600 2.5 2.1 0.9 1.3 0.9

Box Head - Metric (English Dimensions)
1.4375 Common Centerline
Part
Number		 Model Hex Size
(mm)		 Max. Torque (in.lbs.) A
(in.)		 B
(in.)		 C
(in.)		 D
(in.)		 E
(in.)
809301 BH - 7 mm 7 248 1.7 0.5 0.3 0.8 0.8
809302 BH - 8 mm 8 345 1.7 0.5 0.3 0.8 0.8
809303 BH - 9 mm 9 442 1.8 0.6 0.3 0.8 0.8
809230 BH - 10 mm 10 442 1.8 0.6 0.3 0.8 0.8
809231 BH - 11 mm 11 646 1.8 0.8 0.4 0.8 0.8
809304 BH - 12 mm 12 849 1.8 0.8 0.4 0.8 0.8
809232 BH - 13 mm 13 849 1.8 0.8 0.4 0.8 0.8
809233 BH - 14 mm 14 1053 1.9 1.0 0.4 0.9 0.8
809234 BH - 15 mm 15 1248 2.0 1.1 0.5 1.0 0.9
809305 BH - 16 mm 16 1248 2.0 1.1 0.5 1.0 0.9
809235 BH - 17 mm 17 1442 2.0 1.1 0.5 1.0</