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Spyraflo美国FSN-125、FSN-187、FSN-250、FSN-312、FSN-375、FSN-500、FSN-4M、FSN-8M
上海川代轴承机械有限公司 新闻动态  2026-3-17

Needle Roller | Self-Clinch/Self-Align
Bearing I.D. Nominal Shaft Dia. Min/Max Max Radial Dyn.
Load		 Max.
Speed

Panel Hole

Min.
Panel
Thick		 Min. Dist. C/L to Edge Flange
Dia.		 Height Weight Part
No.
    Lbf/N RPM A B   C D    
1/8" .1247-.1250 240 31,500 .500 .04 .375 .55 .40 0.2 oz FSN-125
3/16" .1872-.1875 630 21,000 .625 .06 .450 .67 .46 0.4 oz FSN-187
1/4" .2495-.2500 570 44,000 .625 .06 .450 .67 .46 0.9 oz FSN-250
5/16" .3120-.3125 650 35,500 .812 .06 .500 .87 .64 0.8 oz FSN-312
3/8" .3754-.3759 650 29,500 .812 .06 .500 .87 .64 0.7 oz FSN-375
1/2" .4995-.5000 1,040 22,000 1.063 .075 .750 1.10 .77 1.4 oz FSN-500
5/8" .6245-.6250 1,830 17,600 1.250 .09 .750 1.30 .89 2.3 oz FSN-625
4MM 3.992-4.000 1,780 41,000 15.90 1.5 11.5 17.0 11.6 11 g FSN-4M
6MM 5.992-6.000 2,030 35,000 15.90 1.5 11.5 17.0 11.6 10 g FSN-6M
8MM 7.991-8.000 2,750 28,000 20.60 1.5 12.7 22.0 16.3 23 g FSN-8M
10MM 9.991-10.000 4,400 23,000 20.60 1.5 12.7 22.0 16.3 20 g FSN-10M
12MM 11.989-12.000 4,950 20,000 27.00 2.0 19.0 28.0 19.5 40 g FSN-12M
15MM 14.989-15.000 7,900 16,000 31.80 2.3 19.0 33.0 22.5 71 g FSN-15M


Needle Roller | Press-Fit/Self-Align
Bearing I.D. Nominal Shaft Dia. Min/Max Max. Radial Dyn.
Load		 Max.
Speed		 Mount.
Hole		 Flange
Dia.		 Flange
Height 		Height Weight Part.
No.
    Lbf/N RPM A B C D    
1/8" .1247-.1250 240 31,500 .500 .56 .03 .37 0.2 oz PSN-125
3/16" .1872-.1875 630 21,000 .625 .69 .03 .43 0.4 oz PSN-187
1/4" .2495-.2500 570 44,000 .625 .69 .03 .43 0.8 oz PSN-250
5/16" .3120-.3125 650 35,500 .812 .88 .03 .60 0.7 oz PSN-312
3/8" .3745-.3750 650 29,500 .812 .88 .03 .60 0.6 oz PSN-375
1/2" .4995-.5000 1,040 22,000 1.063 1.13 .03 .77 1.5 oz PSN-500
5/8" .6245-.6250 1,830 17,600 1.250 1.31 .03 .85 2.4 oz PSN-625
4MM 3.992-4.000 1,780 41,000 15.90 17.4 .75 10.8 11 g PSN-4M
6MM 5.992-6.000 2,030 35,000 15.90 17.4 .75 10.8 10 g PSN-6M
8MM 7.991-8.000 2,750 28,000 20.60 22.2 .75 15.2 22 g PSN-8M
10MM 9.991-10.000 4,400 23,000 20.60 22.2 .75 15.2 20 g PSN-10M
12MM 11.989-12.000 4,950 20,000 27.00 28.5 .75 19.6 44 g PSN-12M
15MM 14.989-15.000 7,900 16,000 31.80 33.3 .75 21.6 66 g PSN-15M


Needle Roller | Self-Align/Flange-Mount
Bearing I.D. Nominal Shaft Dia. Min/Max Max Radial Dyn
Load		 Max.
Speed		 Brng
Clear.
Dia. 		Flange
Length 		Flange
Width 		Mnt.
Hole
Ctrs. 		Flange
Thick. 		Hght   Part
No.
    Lbf/N RPM A B C D E F G  
1/8" .1247-.1250     17/32 1.80 .88 1.22 .05 .40 7/32 BFM-125-N
3/16" .1872-.1875     21/32 2.10 1.19 1.53 .06 .46 7/32 BFM-187-N
1/4" .2495-.2500 570 44,000 21/32 2.10 1.19 1.53 .06 .46 7/32 BFM-250-N
5/16" .3120-.3125 650 35,500 27/32 1.78 1.25 1.22 .09 .64 7/32 BFM-312-N
3/8" .3745-.3750 650 29,500 27/32 1.78 1.25 1.22 .09 .64 7/32 BFM-375-N
1/2" .4995-.5000 1,040 22,000 1 3/32 2.34 1.56 1.78 .09 .77 7/32 BFM-500-N
5/8" .6245-.6250 1,830 17,600 1 9/32 2.34 1.85 1.78 .09 .89 7/32 BFM-625-N
4MM 3.992-4.000     17.0 53.0 30.0 39.0 1.5 11.6 5.5 BFM-4M-N
6MM 5.992-6.000 2,030 35,000 17.0 53.0 30.0 39.0 1.5 11.6 5.5 BFM-6M-N
8MM 7.991-8.000 2,750 28,000 22.0 45.0 31.8 30.9 2.3 16.3 5.5 BFM-8M-N
10MM 9.991-10.000 4,400 23,000 22.0 45.0 31.8 30.9 2.3 16.3 5.5 BFM-10M-N
12MM 11.989-12.000 4,950 20,000 28.0 60.0 39.6 45.2 2.3 19.5 5.5 BFM-12M-N
15MM 14.989-15.000 7,900 16,000 33.0 60.0 47.0 45.2 2.3 22.5 5.5 BFM-15M-N

Bronze | Self-Align/Self-Clinch
(To obtain the Stainless Steel CAD drawing, you can either download the corresponding Steel Model,
or request the actual drawing by email. )
Nominal I.D. I.D.
Actual		 Max Radial Dyn Load Max Speed Panel
Hole
Min,
Panel
Thick		 Min. Dist.
C/L to
Edge 		Flange
Dia. 		Bearing Length Part No.
Steel 		Part No.
Stainless
Steel
  min. max. lbf / N r.p.m. A B   C D    
1/8" .1255-.1260 70 30550 .344 .04 .24 .39 .29 FSB-125 FSSB-125
3/16" .1883-.1888 140 20310 .500 .04 .38 .55 .40 FSB-187 FSSB-187
1/4" .2508-.2513 190 15270 .500 .04 .38 .55 .40 FSB-250 FSSB-250
5/16" .3133-.3140 270 12240 .625 .06 .45 .67 .46 FSB-312 FSSB-312
3/8" .3758-.3765 320 10180 .625 .06 .45 .67 .46 FSB-375 FSSB-375
1/2" .5010-.5017 600 7640 .812 .06 .50 .87 .64 FSB-500 FSSB-500
5/8" .6260-.6270 890 6110 1.063 .09 .75 1.10 .77 FSB-625 FSSB-625
3/4" .7510-.7520 1280 5090 1.250 .09 .75 1.30 .89 FSB-750 FSSB-750
4MM 4.01-4.03 530 24170 12.70 1.0 9.5 14.0 10.2 FSB-4M FSSB-4M
6MM 6.02-6.04 790 16110 12.70 1.0 9.5 14.0 10.2 FSB-6M FSSB-6M
8MM 8.02-8.04 1190 12120 15.90 1.5 11.5 17.0 11.5 FSB-8M FSSB-8M
10MM 10.02-10.04 1490 9700 15.90 1.5 11.5 17.0 11.5 FSB-10M FSSB-10M
12MM 12.03-12.05 2530 8060 20.60 1.5 12.7 22.0 16.3 FSB-12M FSSB-12M
15MM 15.03-15.05 3750 6460 27.00 2.3 19.0 28.0 19.4 FSB-15M FSSB-15M
18MM 18.03-18.05 5370 5380 31.80 2.3 19.0 33.0 22.5 FSB-18M FSSB-18M


Bronze | Self-Align/Press-Fit
Nominal I.D. I.D.
Actual 		Max. Radial Dyn. Load Max Speed Mounting
Hole 		Flange
Dia.		 Flange
Height 		Bearing Length Part
No.
  min. max. lbf / N r.p.m. A B C D  
1/8" .1255-.1260 70 30550 .344 .41 .03 .27 PSB-125
3/16" .1883-.1888 140 20310 .500 .56 .03 .38 PSB-187
1/4" .2508-.2513 190 15270 .500 .56 .03 .38 PSB-250
5/16" .3133-.3140 270 12240 .625 .69 .03 .43 PSB-312
3/8" .3758-.3765 320 10180 .625 .69 .03 .43 PSB-375
1/2" .5010-.5017 600 7640 .812 .88 .03 .60 PSB-500
5/8" .6260-.6270 890 6110 1.063 1.13 .03 .77 PSB-625
4MM 4.01-4.03 530 24170 12.70 14.2 .75 9.6 PSB-4M
6MM 6.02-6.04 790 16110 12.70 14.2 .75 9.6 PSB-6M
8MM 8.02-8.04 1190 12120 15.90 17.4 .75 10.8 PSB-8M
10MM 10.02-10.04 1490 9700 15.90 17.4 .75 10.8 PSB-10M
12MM 12.03-12.05 2430 8060 20.60 22.2 .75 15.2 PSB-12M
15MM 15.03-15.05 3750 6460 27.00 28.5 .75 19.6 PSB-15M


Bronze | Self-Align/Flange-Mount
Bearing I.D. Nominal I.D.
Actual 		Max Radial Dyn Load Max Speed Brng
Clear.
Dia. 		Flange
Lgth		 Flange
Wdth 		Mount.
Hole
Ctrs. 		Flange
Thick		 Height Hole
Dia. 		Part
No.
  min. max. lbf/N r.p.m. A B C D E F G  
3/16" .1883-.1888     13/32 1.80 .88 1.22 .05 .40 7/32 BFM-187-B
1/4" .2508-.2513 190 15270 17/32 1.80 .88 1.22 .05 .40 7/32 BFM-250-B
5/16" .3133-.3140 270 12240 21/32 2.10 1.19 1.53 .06 .46 7/32 BFM-312-B
3/8" .3758-.3765 320 10180 21/32 2.10 1.19 1.53 .06 .46 7/32 BFM-375-B
1/2" .5010-.5017 600 7640 27/32 2.35 1.44 1.78 .06 .64 7/32 BFM-500-B
5/8" .6260-.6270 890 6110 1 3/32 2.35 1.56 1.78 .09 .77 7/32 BFM-625-B
3/4" .7510-.7520 1280 5090 1 9/32 2.35 1.85 1.78 .09 .89 7/32 BFM-750-B
4MM 4.01-4.03 530 21470 13.8 45.0 22.0 31.0 1.2 10.2 5.5 BFM-4M-B
6MM 6.02-6.04 790 16110 13.8 45.0 22.3 31.0 1.2 10.2 5.5 BFM-6M-B
8MM 8.02-8.04 1190 12120 17.0 53.0 30.2 39.0 1.5 11.5 5.5 BFM-8M-B
10MM 10.02-10.04 1490 9700 17.0 53.0 30.2 39.0 1.5 11.5 5.5 BFM-10M-B
12MM 12.03-12.05 2530 8060 21.7 60.0 36.5 45.2 1.5 16.3 5.5 BFM-12M-B
15MM 15.03-15.05 3750 6460 28.1 60.0 39.7 45.2 2.3 19.4 5.5 BFM-15M-B
18MM 18.03-18.05 5370 5380 32.9 60.0 47.0 45.2 2.3 22.5 5.5 BFM-18M-B

Delrin | Self-Align/Self-Clinch
(To obtain the Stainless Steel CAD drawing, you can either download the corresponding Steel Model,
or request the actual drawing by email. )
Nominal I.D. I.D.
Actual		 Max. Radial Dyn. Load Max Speed Panel
Hole 		Min,
Panel
Thick		 Min. Dist.
C/L to
Edge 		Flange
Dia. 		Bearing Lgth Part No.
Steel 		Part No.
Stainless
Steel
  min. max. lbf / N r.p.m. A B   C D    
3/32" .0940-.0970 20 3980 .234 .04 .19 .28 .19 FSD-093 FSSD-093
1/8" .1260-.1280 30 3010 .297 .04 .22 .34 .23 FSD-125 FSSD-125
3/16" .1885-.1905 50 2010 .375 .04 .25 .42 .28 FSD-187 FSSD-187
1/4" .2510-.2530 70 1520 .375 .04 .25 .42 .28 FSD-250 FSSD-250
5/16" .3135-.3155 120 1220 .547 .06 .41 .60 .39 FSD-312 FSSD-312
3/8" .3760-.3780 190 1010 .625 .06 .45 .67 .45 FSD-375 FSSD-375
1/2" .5010-.5040 320 760 .812 .06 .50 .87 .65 FSD-500 FSSD-500
5/8" .6260-.6280 450 610 1.063 .075 .75 1.11 .77 FSD-625 FSSD-625
3/4" .7510-.7530 640 510 1.250 .09 .75 1.30 .89 FSD-750 FSSD-750
2MM 2.06-2.10 60 4850 5.90 1.0 4.7 7.2 4.9 FSD-2M FSSD-2M
4MM 4.02-4.07 150 2430 7.50 1.0 5.5 8.7 6.0 FSD-4M FSSD-4M
6MM 6.02-6.07 270 1620 9.50 1.0 6.4 10.6 6.9 FSD-6M FSSD-6M
8MM 8.03-8.08 530 1210 13.90 1.5 10.3 15.3 10.0 FSD-8M FSSD-8M
10MM 10.03-10.08 860 970 15.90 1.5 11.5 17.0 11.4 FSD-10M FSSD-10M
12MM 12.03-12.08 1330 810 20.60 1.5 12.7 22.0 16.5 FSD-12M FSSD-12M
15MM 15.03-15.08 1870 650 27.00 2.0 19.0 28.0 19.4 FSD-15M FSSD-15M
18MM 18.03-18.08 2680 540 31.80 2.3 19.0 33.0 22.4 FSD-18M FSSD-18M


Delrin | Self-Align/Press-Fit
Bearing I.D. Nominal I.D.
Actual 		Max. Radial Dyn. Load Max. Speed Mount.
Hole 		Flange
Dia.		 Flange
Height 		Brg. Lgth Part
No.
  min. max. lbf / N r.p.m. A B C D  
1/8" .1260-.1280 30 3010 .344 .41 .03 .270 PSD-125
3/16" .1885-.1905 50 2010 .500 .56 .03 .375 PSN-187
1/4" .2510-.2530 70 1520 .500 .56 .03 .375 PSD-250
5/16" .3135-.3155 120 1220 .625 .69 .03 .430 PSD-312
3/8" .3760-.3780 190 1010 .625 .69 .03 .430 PSD-375
1/2" .5010-.5040 320 760 .812 .88 .03 .600 PSD-500
5/8" .6260-.6280 450 610 1.063 1.12 .03 .770 PSD-625
4MM 4.02-4.07 150 2430 12.70 14.2 .75 9.6 PSD-4M
6MM 6.02-6.07 270 1620 12.70 14.2 .75 9.6 PSD-6M
8MM 8.03-8.08 530 1210 15.90 17.4 .75 10.8 PSD-8M
10MM 10.03-10.08 860 970 15.90 17.4 .75 10.8 PSD-10M
12MM 12.03-12.08 1330 810 20.60 22.2 .75 14.9
Spyraflo美国FSN-125、FSN-187、FSN-250、FSN-312、FSN-375、FSN-500、FSN-4M、FSN-8M现货供应，如有需要请及时联系我们。上海川代轴承机械有限公司同时销售 CFRU1-10, NP35HLT, UCP204-012D1, JLM104946-K0541, HSR100HA, LBS100, 30TAC62BDFDC10PN, 104HCUH O-11 P2SF 22972, 32012 X/Q, 1651-614-10, 3215B.TVH.C3, HM218238, S1207K, HK-1812, XLS1-1/4, GE140UK-2RSC, CR 30X52X7 HMS43 V, CR 43820, CR OR 104.5X3.0-N70, CR OR 630.0X7.0-N70, 6301, NATV25/3AS, 201KTT, MI-56, 6312.ZR.C3, FC-B224M80H, PFC435K2-316轴径2.1875(in), GHWE108CS, 31305AK密封盖, KEHT26, 以上为我司部分轴承型号，如需查找其他型号，可登陆我们的现货中心栏目或致电021-52797858转8008进行详细查询，谢谢！
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