AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
AS9120B, ISO 9001:2015, and FAA 0056B Accredited
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Boston Gear Altra - Industrial Parts and Components Catalog

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Part No Category Description QTY RFQ
HB816L mechanical power transmission boston gearhb816l, helical gear, pitch: 8"", pressure angle: 14.5°, bronze, 16 teeth left hand, pitch diameter: 2" 2385 RFQ
24P40AF 5 8 material handling 24p40af-5/8, roll end plain bearing, 5/8""round bore, 1-3/8""width, 3.068""outside diameter, straight 1466 RFQ
60B19-1 mechanical power transmission finished bore sprocket 60 / 3/4 in, finished w/ keyway, 1.0000 in bore , 19 teeth, steel material 2844 RFQ
50B20-1-5 8 mechanical power transmission finished bore sprocket 50 / 5/8 in, finished w/ keyway, 1.6250 in bore , 20 teeth, steel material 2046 RFQ
R146AOM1 mechanical power transmission spiral right angle bevel speed reducer spiral gear type, 146 reducer size, 1:1 ratio, right output direction, 1.0000 in, solid shaft input, 1.0000 in, solid shaft output 2006 RFQ
G481Y-P mechanical power transmission bevel pinion gear 32 dp, 20 ° pressure angle, 16 teeth, plain, 0.14 in face width 1477 RFQ
GF55A mechanical power transmission change gear 10 dp, 14.5 ° pressure angle, 55 teeth, 1.0000 in bushing bore dia., 1.0000 in face width, 5.0000 in o.d. 2707 RFQ
SSHFWD732-2400K-B5-L mechanical power transmission sshfwd732-2400k-b5-ls1-p23 1884 RFQ
GP1021-1 4 mechanical power transmission boston geargp1021-1/4, worm gear, pitch: 48"", pressure angle: 14.5°, pom with brass insert, threads: 1, 50 teeth 2831 RFQ
BKCF718B-15KP-B5-GS1 mechanical power transmission bkcf718b-15kp-b5-gs1 2802 RFQ
D35B24 mechanical power transmission stock bore sprocket 35-2 / 3/8 in, b hub, 24 teeth, 0.7500 in stock bore, steel material 1046 RFQ
25B72-1 2 mechanical power transmission finished bore sprocket 25 / 1/4 in, finished w/ keyway, 0.5000 in bore , 72 teeth, steel material 2303 RFQ
50B48 1-1 4 mechanical power transmission finished bore sprocket 50 / 5/8 in, finished w/ keyway, 1.2500 in bore , 48 teeth, steel material 2934 RFQ
GB1082 mechanical power transmission boston geargb1082, worm gear, pitch: 6"", pressure angle: 14.5°, bronze, threads: 1, 36 teeth, pitch diameter: 6" 2915 RFQ
BKCHF726N-20KZ-B5-HS mechanical power transmission bkchf726n-20kz-b5-hs1-p20 2636 RFQ
NH84 mechanical power transmission external tooth spur gear 8 dp, 14.5 ° pressure angle, 1-1/4 in face, 84 teeth, 10-3/4 in outside diameter, rough stock, 1-1/8 in bore, hub without keyway or set screw, cast iron material 1651 RFQ
80B11-1-5 8 mechanical power transmission finished bore sprocket 80 / 1 in, finished w/ keyway, 1.6250 in bore , 11 teeth, steel material 2846 RFQ
R1120D seals, gaskets and accessories r1120d 1668 RFQ
CSSC100-8 mechanical power transmission shaft collar one piece split, stainless steel, threaded, 1.0000-8 tpi in id, 2.0000 in od, 0.5000 in wide 2556 RFQ
622D 3 16 material handling 622d-3/16, roll end plain bearing, 3/16""round bore, 9/16""width, 0.694""outside diameter, straight 1139 RFQ
FC30 1 1 4 mechanical power transmission jaw coupling hub cplg size: fc30, straight jaw, 1.250 in bore, finished w/ keyway, steel 2603 RFQ
QBH20 mechanical power transmission boston gear qbh20 non met spur gear 1872 RFQ
F732-60KE-B7-J1 mechanical power transmission f732-60ke-b7-j1 2742 RFQ
WC713D-200-H mechanical power transmission wc713d-200-h 1964 RFQ
PA7536Y-G mechanical power transmission bevel gear 6 dp, 20 ° pressure angle, 45 teeth, plain, 1.18 in face width 1833 RFQ
HF-10CG bearings female threaded right hand rod end grade: commercial/industrial, bore diameter: 0.6250 in, shank thread size: 5/8-18 in, with lubrication fitting 2935 RFQ
TB1632 bearings plain thrust bearing washer 1.0000 in id, 2.0000 in od, 0.1250 in thickness, oil-impregnated bronze material, no plugs 2387 RFQ
HLK114Y mechanical power transmission miter gear 12 dp, 20 ° pressure angle, 30 teeth, finished w/ keyway, 0.55 in face width 2166 RFQ
S3240 mechanical power transmission external tooth spur gear 32 dp, 14.5 ° pressure angle, 0.188 in face, 40 teeth, 1.312 in outside diameter, rough stock, 3/8 in bore, no hub, steel material 2455 RFQ
F713-15-B5-J mechanical power transmission right angle worm gear speed reducer single reduction, 15:1 ratio, 1.33 in center distance, c-face quill, 0.6250 in input size, right hand output, 56c frame 2960 RFQ
X760-16M mechanical power transmission x760-16m 2299 RFQ
L101Y mechanical power transmission miter gear 12 dp, 20 ° pressure angle, 15 teeth, plain, 0.29 in face width 2189 RFQ
16P80GS 1 2 material handling 16p80gs-1/2, roll end plain bearing, 1/2""round bore, 1""width, 1.939""outside diameter, straight 1235 RFQ
F732-20E-B9G REDUCER mechanical power transmission f732-20e-b9g reducer 1287 RFQ
NJ96 mechanical power transmission boston gear nj96 c. i. spur gear 2959 RFQ
HF721-60K-B5-H1-P16 mechanical power transmission hf721-60k-b5-h1-p16 1653 RFQ
GD85A mechanical power transmission change gear 12 dp, 14.5 ° pressure angle, 85 teeth, 0.7500 in bushing bore dia., 0.7500 in face width, 5.0000 in o.d. 2632 RFQ
760-20-H mechanical power transmission right angle worm speed reducer single reduction, 20:1 ratio, 6.00 in center distance, solid shaft, 1.5000 in input size, double output 1931 RFQ
RF760-30-B11-H mechanical power transmission right angle worm speed reducer single reduction, 30:1 ratio, 6.00 in center distance, c-face coupling, 1.5000 in input size, double output, b11-210tc/250uc frame 2804 RFQ
RF752-60-F-B9-G mechanical power transmission right angle worm speed reducer single reduction, 60:1 ratio, 5.17 in center distance, c-face coupling, 1.2500 in input size, left hand output, b9-180tc/210c frame 1903 RFQ
50B45 1-1 2 mechanical power transmission finished bore sprocket 50 / 5/8 in, finished w/ keyway, 1.5000 in bore , 45 teeth, steel material 2466 RFQ
715-20-J mechanical power transmission right angle worm gear speed reducer single reduction, 20:1 ratio, 1.54 in center distance, solid shaft, 0.6250 in input size, right hand output 2468 RFQ
SBKCHF724-20KZ-B5-HS mechanical power transmission sbkchf724-20kz-b5-hs1-p16 2231 RFQ
Y2412 mechanical power transmission external tooth spur gear 24 dp, 20 ° pressure angle, 1/4 in face, 12 teeth, 0.583 in outside diameter, rough stock, 3/16 in bore, hub without keyway or set screw, brass material 2508 RFQ
F715-5-B7-G mechanical power transmission right angle worm gear speed reducer single reduction, 5:1 ratio, 1.54 in center distance, c-face quill, 0.8750 in input size, left hand output, 140tc, 180c frame 1620 RFQ
NK60B mechanical power transmission boston gear nk60b c. i. spur gear 2151 RFQ
M3644-40 bearings plain sleeve bearing 2.2500 in id, 2.7500 in od, 5.0000 in length, leaded-tin bronze material 1516 RFQ
SC87 STL SET SCREW C mechanical power transmission shaft collar one piece solid, steel zinc plated, plain, 0.8750 in id, 1.5000 in od, 0.5625 in wide 1614 RFQ
M1418-8 bearings plain sleeve bearing 0.8750 in id, 1.1250 in od, 1.0000 in length, leaded-tin bronze material 2061 RFQ
YA24 mechanical power transmission external tooth spur gear 20 dp, 20 ° pressure angle, 1/2 in face, 24 teeth, 1.3 in outside diameter, rough stock, 1/2 in bore, hub without keyway or set screw, steel material 2755 RFQ
M3543-28 bearings plain sleeve bearing 2.1875 in id, 2.6875 in od, 3.5000 in length, leaded-tin bronze material 1560 RFQ
L119Y mechanical power transmission miter gear 12 dp, 20 ° pressure angle, 21 teeth, plain, 0.4 in face width 2747 RFQ
760-20-G mechanical power transmission right angle worm gear speed reducer solid shaft, left hand output 2359 RFQ
41B14-7 8 mechanical power transmission finished bore sprocket 41 / 1/2 in, finished w/ keyway, 0.8750 in bore , 14 teeth, steel material 2631 RFQ
L206-6 mechanical power transmission gear rack 6 dp, 20 ° pressure angle, 2 in width, 6 ft oal, steel material 2204 RFQ
F718-15KZ-B7-G1-RO mechanical power transmission f718-15kz-b7-g1-ro 1143 RFQ
RF710-50-B4-J mechanical power transmission right angle worm gear speed reducer solid shaft, 0.5000 in input size, right hand output 1366 RFQ
F221D-14-B5 mechanical power transmission boston gear f221d-14-b5 speed reducers 2205 RFQ
SBKCHF715-30KP-B5-HS mechanical power transmission sbkchf715-30kp-b5-hs1-p16 1868 RFQ
80A30 mechanical power transmission a-plate sprocket 80 / 1 in, a hub, 30 teeth, 1.1875 in stock bore, steel material 2630 RFQ
JS75 mechanical power transmission js75 2010 RFQ
GD64A mechanical power transmission change gear 12 dp, 14.5 ° pressure angle, 64 teeth, 0.7500 in bushing bore dia., 0.7500 in face width, 5.0000 in o.d. 2489 RFQ
F718A-30K-B5-G1 mechanical power transmission f718a-30k-b5-g1 2642 RFQ
D1142 mechanical power transmission boston geard1142, worm gear, pitch: 16"", pressure angle: 14.5°, bronze, threads: 2, 20 teeth, pitch diameter: 1-1/4" 2428 RFQ
M3944-40 bearings plain sleeve bearing 2.4375 in id, 2.7500 in od, 5.0000 in length, leaded-tin bronze material 2240 RFQ
L501-2 mechanical power transmission gear rack 48 dp, 14.5 ° pressure angle, 1/8 in width, 2 ft oal, steel material 1874 RFQ
SSC112 mechanical power transmission shaft collar one piece solid, stainless steel, plain, 1.1250 in id, 1.7500 in od, 0.6250 in wide 2033 RFQ
XFCBB45 mechanical power transmission solid center spider bronze, spider closed center, straight jaw 1219 RFQ
40B23 mechanical power transmission stock bore sprocket 40 / 1/2 in, b hub, 23 teeth, 0.6250 in stock bore, steel material 2231 RFQ
SBKCF732-60KFZT-B7-J mechanical power transmission sbkcf732-60kfzt-b7-js3 2668 RFQ
POR05FBHP25 bearings mounted bearing rebuild kit, part and accessory bearing parts kit 1880 RFQ
50B17-3 4 mechanical power transmission boston gear 50b17-3/4 spkt(old#hksc17-3/4) 1223 RFQ
NA24 STOCK ALTER W S mechanical power transmission na24 stock alter w/ standard set-screw 1070 RFQ
PA5-030DF090 electrical pa5-030df090 2675 RFQ
G689 mechanical power transmission internal tooth spur gear 16 dp, 14.5 ° pressure angle, 0.313 in face, 32 teeth, 2.750 in outside diameter, 1.962 in inside diameter, 2 in pitch diameter, brass material 2079 RFQ
YF140 mechanical power transmission external tooth spur gear 10 dp, 20 ° pressure angle, 1-1/4 in face, 140 teeth, 14.2 in outside diameter, rough stock, 1-1/8 in bore, hub without keyway or set screw, cast iron material 1945 RFQ
B58-7 bearings plain sleeve bearing 0.3125 in id, 0.5000 in od, 0.8750 in length, powdered metal material 2433 RFQ
SSHF721-40KT-B5-HS1- mechanical power transmission sshf721-40kt-b5-hs1-p20 1675 RFQ
ND14B mechanical power transmission external tooth spur gear 12 dp, 14.5 ° pressure angle, 3/4 in face, 14 teeth, 1.334 in outside diameter, rough stock, 1/2 in bore, hub without keyway or set screw, steel material 1387 RFQ
BKCF721-20P-B7-HS mechanical power transmission bkcf721-20p-b7-hs 2102 RFQ
HM-10G bearings male threaded right hand rod end grade: precision, bore diameter: 0.6250 in, shank thread size: 5/8-18 in, with lubrication fitting 2280 RFQ
GD21 mechanical power transmission change gear 12 dp, 14.5 ° pressure angle, 21 teeth, 0.7500 in bushing bore dia., 0.7500 in face width, 5.0000 in o.d. 2759 RFQ
G184 mechanical power transmission external tooth spur gear 32 dp, 14.5 ° pressure angle, 0.188 in face, 80 teeth, 2.562 in outside diameter, rough stock, 5/16 in bore, hub without keyway or set screw, brass material 2833 RFQ
E25-15DC1-1040 pneumatics round body non-repairable air cylinder standard, double-acting, .4375 in rod size, 1.5000 in bore diameter, 4.0000 in stroke length, pivot mount 2963 RFQ
SSF718B-50K-B5-GS1 mechanical power transmission ssf718b-50k-b5-gs1 1947 RFQ
SH302-P mechanical power transmission bevel pinion gear 30 dp, 20 ° pressure angle, 13 teeth, plain, 0.14 in face width 1380 RFQ
M3642-24 bearings plain sleeve bearing 2.2500 in id, 2.6250 in od, 3.0000 in length, leaded-tin bronze material 1623 RFQ
40B18-1+3 16 mechanical power transmission finished bore sprocket 40 / 1/2 in, finished w/ keyway, 1.1875 in bore , 18 teeth, steel material 2694 RFQ
D1133 mechanical power transmission d1133 2947 RFQ
50B9 mechanical power transmission stock bore sprocket 50 / 5/8 in, b hub, 9 teeth, 0.6250 in stock bore, steel material 2523 RFQ

Industrial Parts Manufacturers
Cronatron
Rotanium
Honeywell
Prince Hydraulics
Hub City Inc
Boston Gear Altra
browning
Wago
power team spx

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