Flexible Coupling Flanges & Fittings ISO KF LF

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Flanges & Fittings
ISO KF & LF Fittings - Flexible Coupling

Flexible Coupling

Features
High vacuum rated to 1x10-8 Torr Temperature rated to 200ºC maximum Symmetric, nonrotatable geometries Rotatable Bolt Rings available for LF sizes Viton® or Buna-N® O-rings Standard matte finish NW16 through NW250 sizes Used for short misalignment connections 321ss Bellows Thin wall and thick wall

Specifications
Material
Flanges	304ss
Tubing	304ss
Finish	Standard matte Finish
Vacuum
Range	1x10^-8 Torr
Fittings Leak Test	2x10^-10 cc/sec of He
Temperature Range
Viton®	Minimum: -20ºC Intermittent: 200ºC Sustained: 150ºC
Buna-N®	Minimum: -20ºC Intermittent: 100ºC Sustained: 80ºC
Silicone	Minimum: -50ºC Intermittent: 200ºC Sustained: 150ºC
For conversion tables click here

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There are 15 parts in this category. Scroll down to browse the result tables
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All "In Stock" parts ships same business day as ordered. Lead Time indicates business days. Please Note that cut off time for same day shipment is 1:30 p.m. Pacific Standard Time. Prices and specifications are subject to change without notice. See full terms of sale here.

Drawings download if available are indicated by in the Part Number column. Click on to go to Downloads Page

FLANGE ISO REF.	FLANGE O.D	BELLOWS I.D.	WALL THICKNESS	FREE LENGTH	COMPR'D LENGTH	SPRING RATE	WT LB	Part Number	UOM	List Price	Net Price	Lead Time	Qty
NW 16	1.18	.50	.006	3.00	2.62	68	1	722000 REF# K075-X	EACH	$71.00	$71.00	15 days
NW 16	1.18	.50	.008	10.00	-	-	2	722004 REF# K075-X-10	EACH	$89.00	$89.00	In Stock
NW 16	1.18	.50	.010	10.00	-	-	2	722020 REF# K075-XT-10	EACH	$94.00	$94.00	In Stock
NW 25	1.57	.75	.006	3.56	3.18	67	1	722001 REF# K100-X	EACH	$78.00	$78.00	In Stock
NW 25	1.57	.75	.010	10.00	-	-	2	722021 REF# K100-XT-10	EACH	$100.00	$100.00	In Stock
NW 40	2.16	1.25	.006	3.72	3.22	85	1	722002 REF# K150-X	EACH	$87.00	$87.00	10 days
NW 40	2.16	1.25	.016	10.00	-	-	3	722022 REF# K150-XT-10	EACH	$115.00	$115.00	In Stock
NW 50	2.95	1.62	.006	4.22	3.72	87	2	722003 REF# K200-X	EACH	$102.00	$102.00	In Stock
NW 50	2.95	1.62	.012	10.00	-	-	3	722023 REF# K200-XT-10	EACH	$141.00	$141.00	In Stock
NW 63	3.74	2.00	.006	6.47	5.72	43	5	822000 REF# L250-X	EACH	$304.00	$304.00	10 days
NW 80	4.33	2.50	.006	7.47	6.72	25	5	822013 REF# L300-X	EACH	$358.00	$358.00	25 days
NW100	5.12	3.50	.008	7.84	6.84	40	8	822001 REF# L400-X	EACH	$416.00	$416.00	In Stock
NW160	7.09	5.50	.010	9.22	8.22	120	12	822002 REF# L600-X	EACH	$585.00	$585.00	In Stock
NW200	9.45	7.50	.012	10.22	9.22	132	15	822003 REF# L800-X	EACH	$993.00	$993.00	25 days
NW250	11.42	10.00	.012	11.22	10.08	58	18	822004 REF# L1000-X	EACH	$1,226.00	$1,226.00	25 days

Spring rate is in pounds per inch, axial.
Some specifications are not available for 10-inch length components.

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