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
EN73220-MG pneumatics modular air lubricator npt 0.3750, metal bowl, flow rate: 60 ft³/min, 3.50 oz oil capacity 1660 RFQ
F713-15-B5-G 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, left hand output, 56c frame 2595 RFQ
GBB16A mechanical power transmission change gear bushing for use with gb gears, 1/2 in bore dia., steel material 1645 RFQ
FC38 1 5 8 mechanical power transmission jaw coupling hub cplg size: fc38, straight jaw, 1.625 in bore, finished w/ keyway, steel 1642 RFQ
2SSC200 mechanical power transmission shaft collar two piece split, stainless steel, plain, 2.0000 in id, 3.2500 in od, 0.6250 in wide 1376 RFQ
HLK102Y mechanical power transmission miter gear 12 dp, 20 ° pressure angle, 18 teeth, finished w/ keyway, 0.33 in face width 2195 RFQ
M2026-26 bearings plain sleeve bearing 1.2500 in id, 1.6250 in od, 3.2500 in length, leaded-tin bronze material 1937 RFQ
YK14 mechanical power transmission external tooth spur gear 5 dp, 20 ° pressure angle, 2-1/2 in face, 14 teeth, 3.2 in outside diameter, rough stock, 1-1/8 in bore, hub without keyway or set screw, steel material 2529 RFQ
HF718-40K-B5-H1-P16 mechanical power transmission hf718-40k-b5-h1-p16 2079 RFQ
GB96A mechanical power transmission change gear 16 dp, 14.5 ° pressure angle, 96 teeth, 0.5000 in bushing bore dia., 0.5000 in face width, 5.0000 in o.d. 2107 RFQ
F718-40KZT-B5-G3 mechanical power transmission f718-40kzt-b5-g3 2062 RFQ
HF732-60KE-B5-H1-P24 mechanical power transmission hf732-60ke-b5-h1-p24 2019 RFQ
GD26 mechanical power transmission change gear 12 dp, 14.5 ° pressure angle, 26 teeth, 0.7500 in bushing bore dia., 0.7500 in face width, 5.0000 in o.d. 1873 RFQ
FMB-22 pneumatics fmb-22 2246 RFQ
3M111090 mechanical power transmission 3m, 3 mm pitch, 333 mm overall length, 9 mm width 2465 RFQ
P3034-16 bearings plain sleeve bearing 1.8750 in id, 2.1250 in od, 2.0000 in length, fiberglass reinforced ptfe material 2951 RFQ
HS832L mechanical power transmission boston gearhs832l, helical gear, pitch: 8"", pressure angle: 14.5°, steel, 32 teeth left hand, pitch diameter: 4" 2103 RFQ
50 HP RIV mechanical power transmission roller chain hollow pin series, 50 / 5/8 in pitch, riveted, 1 strand, carbon steel material, 10 ft length 2085 RFQ
2SC125 mechanical power transmission shaft collar two piece split, steel zinc plated, plain, 1.2500 in id, 2.2500 in od, 0.5000 in wide 2480 RFQ
HLK107Y mechanical power transmission miter gear 6 dp, 20 ° pressure angle, 24 teeth, finished w/ keyway, 0.87 in face width 1657 RFQ
80A30 mechanical power transmission a-plate sprocket 80 / 1 in, a hub, 30 teeth, 1.1875 in stock bore, steel material 2630 RFQ
CSSC125 mechanical power transmission shaft collar one piece split, stainless steel, plain, 1.2500 in id, 2.2500 in od, 0.5000 in wide 1266 RFQ
NK25B mechanical power transmission boston gear nk25b c. i. spur gear 1554 RFQ
HF724-30KT-B5-H3-P23 mechanical power transmission hf724-30kt-b5-h3-p23 2384 RFQ
NK30B mechanical power transmission external tooth spur gear 5 dp, 14.5 ° pressure angle, 1-3/4 in face, 30 teeth, 6.4 in outside diameter, rough stock, 1-1/16 in bore, hub without keyway or set screw, cast iron material 2875 RFQ
18846 STEEL WASHER bearings boston gear 18846 steel washer 2803 RFQ
M1624-24 bearings plain sleeve bearing 1.0000 in id, 1.5000 in od, 3.0000 in length, leaded-tin bronze material 1021 RFQ
50A23 mechanical power transmission a-plate sprocket 50 / 5/8 in, a hub, 23 teeth, 0.7500 in stock bore, steel material 1545 RFQ
HF724B-5-B9-H-P20 mechanical power transmission hf724b-5-b9-h-p20 1282 RFQ
B1822-16 bearings plain sleeve bearing 1.1250 in id, 1.3750 in od, 2.0000 in length, powdered metal material 2160 RFQ
18530 mechanical power transmission keyless bushing 0.3750 in id, 0.5000 in od, 0.7500 in ltb 2249 RFQ
NL54 mechanical power transmission boston gear nl54 c. i. spur gear 1147 RFQ
2411D 1 2 material handling 2411d-1/2, roll end plain bearing, 1/2""round bore, 1-1/2""width, 2.76""outside diameter, straight 2229 RFQ
M1824-20 bearings plain sleeve bearing 1.1250 in id, 1.5000 in od, 2.5000 in length, leaded-tin bronze material 1848 RFQ
E51407-16-16 pneumatics e51407-16-16 2409 RFQ
ND32A mechanical power transmission external tooth spur gear 12 dp, 14.5 ° pressure angle, 3/4 in face, 32 teeth, 2.834 in outside diameter, rough stock, 5/8 in bore, hub without keyway or set screw, steel material 2755 RFQ
41A22 mechanical power transmission a-plate sprocket 41 / 1/2 in, a hub, 22 teeth, 0.6250 in stock bore, steel material 2408 RFQ
F710-30-B5-J mechanical power transmission right angle worm gear speed reducer single reduction, 30:1 ratio, 1.00 in center distance, c-face quill, 0.6250 in input size, right hand output, 56c frame 2459 RFQ
20P40D 3 8 material handling 20p40d-3/8, roll end plain bearing, 3/8""round bore, 1""width, 2.469""outside diameter, straight 2557 RFQ
41A23 mechanical power transmission a-plate sprocket 41 / 1/2 in, a hub, 23 teeth, 0.6250 in stock bore, steel material 1125 RFQ
Y6418 mechanical power transmission external tooth spur gear 64 dp, 20 ° pressure angle, 1/8 in face, 18 teeth, 0.314 in outside diameter, rough stock, 1/8 in bore, hub without keyway or set screw, brass material 2644 RFQ
SF718-25-B5-G mechanical power transmission right angle worm gear speed reducer solid shaft, 0.6250 in input size, left hand output 2094 RFQ
B2026-20 bearings plain sleeve bearing 1.2500 in id, 1.6250 in od, 2.5000 in length, powdered metal material 2595 RFQ
HF721-30KT-B5-H1-P19 mechanical power transmission hf721-30kt-b5-h1-p19 1568 RFQ
GH59A mechanical power transmission change gear 5.0000 in o.d. 1078 RFQ
G666 mechanical power transmission boston gear g666 brass internal gr 1637 RFQ
G850LH mechanical power transmission boston gear g850lh c. i. worm gear 2902 RFQ
HF715R-10KZ-B5-H1-P1 mechanical power transmission hf715r-10kz-b5-h1-p16 1057 RFQ
XTR5160-47 facility maintenance external retaining ring 1112 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
XL-15 16 bearings pillow block ball bearing unit two-bolt base, 0.9375 in bore, ductile iron material, light duty, non-expansion bearing (fixed) 2499 RFQ
5M148150 mechanical power transmission 54425 5m, 5 mm pitch, 740 mm overall length, 15 mm width 2523 RFQ
FA5 7 32X7 32 mechanical power transmission fa5 7/32x7/32 2412 RFQ
2411GS 1 2 material handling 2411gs-1/2, roll end plain bearing, 1/2""round bore, 1-1/2""width, 2.76""outside diameter, straight 2050 RFQ
CD1145 mechanical power transmission boston gearcd1145, worm gear, pitch: 16"", pressure angle: 14.5°, cast iron, threads: 2, 50 teeth, face width: 0.313" 2680 RFQ
M3238-32 bearings plain sleeve bearing 2.0000 in id, 2.3750 in od, 4.0000 in length, leaded-tin bronze material 2659 RFQ
RF718-15-B5-J mechanical power transmission right angle worm gear speed reducer single reduction, 15:1 ratio, 1.75 in center distance, c-face coupling, 0.6250 in input size, right hand output, 56c frame 1270 RFQ
M2126-24 bearings plain sleeve bearing 1.3125 in id, 1.6250 in od, 3.0000 in length, leaded-tin bronze material 1161 RFQ
YD144 mechanical power transmission external tooth spur gear 12 dp, 20 ° pressure angle, 1 in face, 144 teeth, 12.166 in outside diameter, rough stock, 1 in bore, hub without keyway or set screw, cast iron material 1589 RFQ
GF40B mechanical power transmission change gear 10 dp, 14.5 ° pressure angle, 40 teeth, 1.0000 in bushing bore dia., 1.0000 in face width, 5.0000 in o.d. 1267 RFQ
M6876-56 bearings plain sleeve bearing 4.2500 in id, 4.7500 in od, 7.0000 in length, leaded-tin bronze material 2512 RFQ
SBKCF738B-60KEP-B7-J mechanical power transmission sbkcf738b-60kep-b7-js1 2210 RFQ
NH40 mechanical power transmission external tooth spur gear 8 dp, 14.5 ° pressure angle, 1-1/4 in face, 40 teeth, 5-1/4 in outside diameter, rough stock, 1 in bore, hub without keyway or set screw, cast iron material 2836 RFQ
RFWC721-600-B5-G mechanical power transmission rfwc721-600-b5-g 1029 RFQ
H1624L mechanical power transmission boston gearh1624l, helical gear, pitch: 16"", pressure angle: 14.5°, steel, 24 teeth left hand, pitch diameter: 1-1/2" 2342 RFQ
60B15-1-1 2 mechanical power transmission finished bore sprocket 60 / 3/4 in, finished w/ keyway, 1.5000 in bore , 15 teeth, steel material 2660 RFQ
721B-60-H mechanical power transmission 721b-60-h 1415 RFQ
CSC150-12 mechanical power transmission shaft collar one piece split, steel zinc plated, threaded, 1.5000-12 tpi in id, 2.5000 in od, 0.5000 in wide 1474 RFQ
M1621-28 bearings plain sleeve bearing 1.0000 in id, 1.3125 in od, 3.5000 in length, leaded-tin bronze material 2399 RFQ
40B9-1 2 mechanical power transmission finished bore sprocket 40 / 1/2 in, finished w/ keyway, 0.5000 in bore , 9 teeth, steel material 1965 RFQ
309A-30-J mechanical power transmission right angle worm speed reducer single reduction, 30:1 ratio, 0.94 in center distance, solid shaft, 0.3120 in input size, right hand output 1242 RFQ
M2733-44 bearings plain sleeve bearing 1.6875 in id, 2.0625 in od, 5.5000 in length, leaded-tin bronze material 2693 RFQ
Y3296 mechanical power transmission external tooth spur gear 32 dp, 20 ° pressure angle, 0.188 in face, 96 teeth, 3.062 in outside diameter, rough stock, 5/16 in bore, hub without keyway or set screw, brass material 1220 RFQ
LHA-16 bearings spherical plain bearing 1.0000 in bore, 1.7500 in od, 1 in inner ring width, open, precision grade 1090 RFQ
50B26 1-1 4 mechanical power transmission finished bore sprocket 50 / 5/8 in, finished w/ keyway, 1.2500 in bore , 26 teeth, steel material 2758 RFQ
F715-10-B5-H mechanical power transmission right angle worm gear speed reducer single reduction, 10:1 ratio, 1.54 in center distance, c-face quill, 0.6250 in input size, double output, 56c frame 2903 RFQ
Y4854 mechanical power transmission external tooth spur gear 48 dp, 20 ° pressure angle, 1/8 in face, 54 teeth, 1.167 in outside diameter, rough stock, 1/4 in bore, hub without keyway or set screw, brass material 1735 RFQ
F221DPH-20-B5 mechanical power transmission f221dph-20-b5, in-line helical worm speed rducers, 20.03:1 ratio, 5/8""c-face quilled input 1847 RFQ
M812-16 bearings plain sleeve bearing 0.5000 in id, 0.7500 in od, 2.0000 in length, leaded-tin bronze material 1277 RFQ
M1619-20 bearings plain sleeve bearing 1.0000 in id, 1.1875 in od, 2.5000 in length, leaded-tin bronze material 1613 RFQ
41B24 mechanical power transmission stock bore sprocket 41 / 1/2 in, b hub, 24 teeth, 0.6250 in stock bore, steel material 1829 RFQ
M2330-36 bearings plain sleeve bearing 1.4375 in id, 1.8750 in od, 4.5000 in length, leaded-tin bronze material 2322 RFQ
CSSC50-13 mechanical power transmission shaft collar one piece split, stainless steel, threaded, 0.5000-13 tpi in id, 1.2500 in od, 0.3750 in wide 2639 RFQ
2216D 3 8 material handling 2216d-3/8, roll end plain bearing, 3/8""round bore, 1""width, 2.62""outside diameter, straight 1456 RFQ
G1071LH mechanical power transmission boston gearg1071lh, worm gear, pitch: 8"", pressure angle: 14.5°, cast iron, threads: 1, 30 teeth, face width: 3/4" 1107 RFQ
EN41471-MG pneumatics modular style air filter 40 micron, 445 scfm, 1-1/4 npt ports, metal bowl, automatic (normally closed) drain, with sight glass 1277 RFQ
1216D 1 4 material handling 1216d-1/4, roll end plain bearing, 1/4""round bore, 7/8""width, 1.37""outside diameter, straight 1903 RFQ
F718-30K-B5-G1 mechanical power transmission f718-30k-b5-g1 2281 RFQ
YPB2414 mechanical power transmission boston gear ypb2414 gear 1885 RFQ
50B18-1+3 16 mechanical power transmission finished bore sprocket 50 / 5/8 in, finished w/ keyway, 1.1875 in bore , 18 teeth, steel material 1044 RFQ

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