4891 27 27 by Parker | Legris Non-Return Valve | 3/4" Male/Female BSPP Thread | 84 mm Length | Straight | 316L Stainless Steel

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by Parker Hannifin
Stainless Steel Non-Return Valves:4891 Non-Return Valve, Supply, Male BSPP Thread/Exhaust, Female BSPP Thread

Specifications for Variant SKU: 4891 27 27 Parker
Series:	4891 Series
Shape (Orientation):	Straight
Material(s):	316L Stainless Steel, 302 Stainless Steel
Seal Material(s):	FKM
Special Properties:	Corrosion Resistance, Silicone Free

Technical Characteristics:	Compatible Fluids: Many fluids Working Pressure: .5 to 40 bar Working Temperature: -20°C to +180°C
Advantages:	Mechanical robustness and reduced dimensions Suitable for use with many chemicals or in corrosive environments Flow direction symbol protects against incorrect installation Smooth external surfaces contribute to equipment cleanliness
Regulations:	RoHS PED REACH
Component Materials:	Body: 316L Stainless Steel Seal: FKM Poppet: 316L Stainless Steel Spring: 302 Stainless Steel


Part Number	Diameter Nominal (DN)	C	F	G	L	Kg
4891 10 10	10 mm	1/8"	17 mm	22 mm	56 mm	.084 Kg
4891 13 13	10 mm	1/4"	17 mm	22 mm	58 mm	.082 Kg
4891 17 17	15 mm	3/8"	22 mm	30 mm	75 mm	.191 Kg
4891 21 21	15 mm	1/2"	24 mm	30 mm	79 mm	.210 Kg
4891 27 27	20 mm	3/4"	32 mm	42 mm	84 mm	.300 Kg
4891 34 34	25 mm	1"	38 mm	42 mm	102 mm	.519 Kg

Parker Fluid System Connectors Division

Parker Fluid System Connectors Division delivers quality and service from design to delivery. Their engineers leverage advanced technology to create prototypes, refine designs, and improve manufacturing efficiencies, offering tailored solutions. ISO 9001 certified and focused on sustainability, they utilize recyclable materials and a brass chip recycling program to protect the environment and control costs. Flexible assembly, packaging, and shipping systems support diverse needs, including kitting and custom labeling, ensuring high-quality products and outstanding customer support.

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