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![Centering Ring](http://bmotiontech.com/cdn/shop/collections/shopify_center_ring_1400x.jpg?v=1531995428)
Centering Ring
![KF25 Stainless steel centering Ring + FKM Viton O-ring Green color (10 pcs pack)](http://bmotiontech.com/cdn/shop/products/20180701_221349_1024x.jpg?v=1570662233)
KF25 Stainless steel centering Ring + FKM Viton O-ring Green color (10 pcs pack)
$20.00
Brand New Item KF25 Centering ring, Made of Stainless steel 304 KF25 O-ring, Made of Viton or FKM Viton is good for wear chemical resistacne and higher working temperature Working temp: -30F to 380 F 10 pcs package, vacuum packed Centering Ring KF-25 Vacuum Fittings, ISO-KF Flange Size NW-25, Stainless Steel & Viton O-Ring These KF-25 C...
![KF40 Stainless steel centering Ring + FKM Viton O-ring Green color (10 pcs pack)](http://bmotiontech.com/cdn/shop/products/VAC-SCR-KF40-10PCSTXT_1024x.png?v=1677498501)
KF40 Stainless steel centering Ring + FKM Viton O-ring Green color (10 pcs pack)
$26.90
Brand New Item KF40 Centering ring, Made of Stainless steel 304 KF40 O-ring, Made of Viton or FKM Viton is good for wear chemical resistacne and higher working temperature Working temp: -30F to 380 F 10 pcs package, vacuum packed Centering Ring KF-40 Vacuum Fittings, ISO-KF Flange Size NW-40, Stainless Steel & Viton O-Ring These KF-40 C...
![KF16 Stainless steel centering Ring & FKM O-ring, Pack of 10 pcs](http://bmotiontech.com/cdn/shop/products/VAC-SCR-KF16-FKM-10PKAAA_1024x.jpg?v=1622503587)
KF16 Stainless steel centering Ring & FKM O-ring, Pack of 10 pcs
$16.50
Pack of 10 pcs KF16 Centering ring, Made of Stainless steel 304 KF16 O-ring, Made of Viton or FKM FKM or viton is good for wear chemical resistacne and higher working temperature Working temp: -30F to 380 F Centering Ring KF-16 Vacuum Fittings, ISO-KF Flange Size NW-16, Stainless Steel & Viton O-Ring These KF-16 Centering Ring vacuum f...
![Pack of 2pcs KF16 to KF10 adaptive stainless steel centering Ring w/ viton O-ring](http://bmotiontech.com/cdn/shop/products/24_57_476f0cfd-f736-4629-a9ce-6fef3e8231cd_1024x.jpg?v=1501167199)
Pack of 2pcs KF16 to KF10 adaptive stainless steel centering Ring w/ viton O-ring
$10.00
Convert KF16 flange to KF10 flange or vice versa Made of stainless steel 304 O-ring FKM Pack of 2 pcs
![KF40 NW40 screened centering ring (Pack of 2 pcs)](http://bmotiontech.com/cdn/shop/products/VAC-SCR-KF40-FKM-SCN-2PKAAA_1024x.png?v=1669018605)
KF40 NW40 screened centering ring (Pack of 2 pcs)
$15.90
2 pcs KF40 centering sealing ring with screen or filter. Made of stainless steel 304. Prevent big debris from entering vacuum pumps.
![KF16 Stainless Centering Ring + Viton O-ring (10 pcs pack)](http://bmotiontech.com/cdn/shop/products/KF16_SCR_VTN_AA_1024x.jpg?v=1535561256)
KF16 Stainless Centering Ring + Viton O-ring (10 pcs pack)
$16.50
Brand New Item KF16 Centering ring, Made of Stainless steel 304 KF16 O-ring, Made of Viton Viton is good for wear chemical resistacne and higher working temperature Working temp: -30F to 380 F 10 pcs package, vacuum packed Centering Ring KF-16 Vacuum Fittings, ISO-KF Flange Size NW-16, Stainless Steel & Viton O-Ring These KF-16 Centerin...
![KF40 centering ring, Aluminum centering ring, Buna-N NBR O-rings](http://bmotiontech.com/cdn/shop/files/VAC-ACR-KF25-10PK_451a849a-d625-4aeb-a571-8836d6bdad7d_1024x.png?v=1698240109)
KF40 centering ring, Aluminum centering ring, Buna-N NBR O-rings
$1.20
Centering sealing ring for KF40 flange Centering ring: Aluminum O-rings: Buna-N NBR
![KF25 centering ring, Aluminum centering ring, Buna-N NBR O-rings](http://bmotiontech.com/cdn/shop/files/VAC-ACR-KF25-10PK_f9c79bd4-5001-44e6-8606-78e13f09609e_1024x.png?v=1698239918)
KF25 centering ring, Aluminum centering ring, Buna-N NBR O-rings
$1.00
Centering sealing ring for KF25 flange Centering ring: Aluminum O-rings: Buna-N NBR
![ISO-KF LF 100 flange centering ring Inner SS304 Outer Al O-ring FKM viton](http://bmotiontech.com/cdn/shop/products/ISOCR-LF100AAA_1024x.jpg?v=1619853293)
ISO-KF LF 100 flange centering ring Inner SS304 Outer Al O-ring FKM viton
$16.80
ISO-K ISO-F LF100 centering ring Seal between two ISO-K or ISO-F LF100 flange
![KF16 Aluminum Centering Ring + Buna-N O-ring (10 pcs pack)](http://bmotiontech.com/cdn/shop/products/24_57_cb11ebb3-1160-4f29-80da-a32951911f38_1024x.jpg?v=1501166858)
KF16 Aluminum Centering Ring + Buna-N O-ring (10 pcs pack)
$12.50
Brand New Item KF16 Centering ring, Made of Aluminum KF16 O-ring, Made of Buna-N Buna-N is good for wear resistance Working temp: -34 C to 120C or -30F to 250F 10 pcs package, vacuum packed Centering Ring KF-16 Vacuum Fittings, ISO-KF Flange Size NW-16, Stainless Steel & Viton O-Ring These KF-16 Centering Ring vacuum fittings follow ISO...
![](http://bmotiontech.com/cdn/shopifycloud/shopify/assets/no-image-2048-5e88c1b20e087fb7bbe9a3771824e743c244f437e4f8ba93bbf7b11b53f7824c_1024x.gif)
KF40 centering ring, Stainless steel ring, Buna-N NBR O-rings
$2.20
Centering sealing ring for KF40 flange Centering ring: stainless steel 304 O-rings: Buna-N NBR
![KF25 centering ring, Stainless steel ring, Buna-N NBR O-rings, Pack of 10pcs](http://bmotiontech.com/cdn/shop/files/VAC-ACR-KF25-10PK_1024x.png?v=1694732005)
KF25 centering ring, Stainless steel ring, Buna-N NBR O-rings, Pack of 10pcs
$1.69
Centering sealing ring for KF25 flange Centering ring: stainless steel 304 O-rings: Buna-N NBR
![KF25 centering ring, Stainless steel (pack of 10),Brown color](http://bmotiontech.com/cdn/shop/products/VAC-SCR-KF25-FKM-BROWN10PKAAA_1024x.png?v=1669031961)
KF25 centering ring, Stainless steel (pack of 10),Brown color
$19.90
Centering sealing ring for KF25 flange Made of stainless steel
![KF40 centering ring, Stainless steel (pack of 10)](http://bmotiontech.com/cdn/shop/products/VAC-SCR-KF40-10PK_1024x.jpg?v=1625931617)
KF40 centering ring, Stainless steel (pack of 10)
$12.00
Centering sealing ring for KF40 flange Made of stainless steel
![ISO-K ISO-F LF 63 flange vacuum centering ring, inner SS304 outer Al O-ring viton](http://bmotiontech.com/cdn/shop/products/ISO63AAAA_1024x.jpg?v=1619849435)
ISO-K ISO-F LF 63 flange vacuum centering ring, inner SS304 outer Al O-ring viton
$14.80
ISO-K ISO-F LF63 centering ring Seal between two ISO-K or ISO-F 63 flange
![KF16 centering ring, Stainless steel (pack of 10)](http://bmotiontech.com/cdn/shop/products/VAC-SCR-KF16-10PK_1024x.jpg?v=1632323990)
KF16 centering ring, Stainless steel (pack of 10)
$6.00
Centering sealing ring for KF16 flange Made of stainless steel
![KF50 Stainless steel centering Ring & FKM O-ring](http://bmotiontech.com/cdn/shop/products/KF50SCRFKM_1024x.jpg?v=1619880351)
KF50 Stainless steel centering Ring & FKM O-ring
$4.80
KF-50 Centering ring, Made of Stainless steel 304 KF-50 O-ring, Made of Viton or FKM FKM or viton is good for wear chemical resistacne and higher working temperature Working temp: -30F to 380 F Centering Ring KF-50 Vacuum Fittings, ISO-KF Flange Size NW-50, Stainless Steel & Viton O-Ring These KF-50 Centering Ring vacuum fittings follo...
![KF50 Stainless steel vacuum Centering Ring with O-ring = Viton (5pcs pack)](http://bmotiontech.com/cdn/shop/products/24_57_bba1c83c-42ad-4092-9246-dd68b86436a0_1024x.jpg?v=1501167673)
KF50 Stainless steel vacuum Centering Ring with O-ring = Viton (5pcs pack)
$16.00
5pcs pack / KF50 Center ring : Made of Stainless Steel 304 O-ring : made of FKM / Viton FKM working temperature -26C to 200C / -15F to 400F Hardness 70-75
![KF50 Stainless steel vacuum centering Ring with O-ring = Viton (10pcs pack)](http://bmotiontech.com/cdn/shop/products/24_57_daebdc3e-75e6-4775-b946-8c51d02a3df8_1024x.jpg?v=1501166678)
KF50 Stainless steel vacuum centering Ring with O-ring = Viton (10pcs pack)
$30.00
bmotiontech KF50 Stainless steel vacuum centering Ring with O-ring = Viton (10pcs pack) ...
![ISO LF 63 flange centering ring Inner SS304 Outer Al O-ring FKM viton](http://bmotiontech.com/cdn/shop/products/24_57_b9b6409d-29a1-4f83-b36b-1a18cc1d70ef_1024x.jpg?v=1501167048)
ISO LF 63 flange centering ring Inner SS304 Outer Al O-ring FKM viton
$15.80
bmotiontech ISO LF 63 flange centering ring Inner SS304 Outer Al O-ring FKM viton ...
![](http://bmotiontech.com/cdn/shopifycloud/shopify/assets/no-image-2048-5e88c1b20e087fb7bbe9a3771824e743c244f437e4f8ba93bbf7b11b53f7824c_1024x.gif)
KF50 Stainless steel centering Ring & FKM O-ring (Pack of 5 pcs)
$18.90
KF-50 Centering ring, Made of Stainless steel 304 KF-50 O-ring, Made of Viton or FKM FKM or viton is good for wear chemical resistacne and higher working temperature Working temp: -30F to 380 F Centering Ring KF-50 Vacuum Fittings, ISO-KF Flange Size NW-50, Stainless Steel & Viton O-Ring These KF-50 Centering Ring vacuum fittings follo...
![KF16 Stainless steel centering Ring & FKM O-ring](http://bmotiontech.com/cdn/shop/products/KF16SCRFKM_1024x.jpg?v=1619860508)
KF16 Stainless steel centering Ring & FKM O-ring
$2.50
KF16 Centering ring, Made of Stainless steel 304 KF16 O-ring, Made of Viton or FKM FKM or viton is good for wear chemical resistacne and higher working temperature Working temp: -30F to 380 F Centering Ring KF-16 Vacuum Fittings, ISO-KF Flange Size NW-16, Stainless Steel & Viton O-Ring These KF-16 Centering Ring vacuum fittings follow ...
![KF-25 NW-25 vacuum center Ring made of SS304, O-ring = Buna-N (lot of 10pcs)](http://bmotiontech.com/cdn/shop/products/24_1_16364705-7f39-4567-9148-c063d72b53b7_1024x.jpg?v=1570661979)
KF-25 NW-25 vacuum center Ring made of SS304, O-ring = Buna-N (lot of 10pcs)
$22.00
...
![ISO LF 80 flange centering ring Inner SS304 Outer Al O-ring FKM viton](http://bmotiontech.com/cdn/shop/products/24_57_d526daa1-8923-4c23-bd9f-d041c2d66a6c_1024x.jpg?v=1501167157)
ISO LF 80 flange centering ring Inner SS304 Outer Al O-ring FKM viton
$28.80
Collections
- Adaptive Cross
- Adaptive Tee
- Adaptive Tee & Cross
- Ball valve
- Ball valve, for rough vacuum isolation
- Barbed hose x KF
- Barbed KF25
- Becker pump vane
- Bellow Valve
- blank / blind flange
- Blank Flange
- Blank Stud
- bmotiontech bulkhead clamp
- bmotiontech KF flange baseplate
- bmotiontech Pressure relief valve
- bmotiontech vent valve
- Bored blank / weld flange
- BSPT Female x KF
- BSPT Male x KF
- Centering Ring
- Centering ring KF16
- Chemical joint
- Compression port to KF flange
- Conical reducer
- Cross
- Cross, KF flange - Superior grade
- Elbow
- Elbow, KF flange - Superior grade
- Elmo Rietschle Pump vane
- Flange clamp
- FNPT KF16
- FNPT KF25
- FNPT KF40
- FNPT x KF flange
- Full Nipple
- Gas tube size bellow hose
- Gas Tube x KF flange
- ISO-K Bored flange for inch tube
- ISO-K to KF reducer
- JIC to KF25 adapter
- KF Butt weld flange
- KF flange adpter
- KF flange electrical feedthrough
- KF25 flange clamp
- Metal bellow Flex Hose
- MNPT KF16
- MNPT KF25
- MNPT KF40
- MNPT KF50
- MNPT x Barbed hose
- MNPT x KF flange
- NPT x KF flange
- O-ring compression fittings to KF25
- Orion pump vane
- Pump inlet filter
- PVC flex hose with flange
- PVC hose to NPT
- PVC hose to NPT
- PVC hose x KF flange
- PVC Hose x KF flange
- PVC Hose x KF25
- Socket weld flange
- Stainless steel bellow flex Hose - KF25
- Swagelok x KF
- Tee
- Tee, KF flange - Superior grade
- Trapped centering ring
- VCR x KF
- Vent valve
- Welch Pump Adapters
- weld flange
- Wholesale KF flange wing nut clamp