Equipment Flow Control Products Check Valves

4" 1002 SD Clapper Check Valve

Clapper style check valve for 4" 1002 connections. Available in standard flow, reverse flow, and Safety Iron configurations.

Specifications

Size 4"

Working Pressure (psi) 10,000 psi

Valve Style Clapper SD

Configurations 3 variants

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Configurations (3)

Std.

P/N: 2A28744

Connection Type Hammer Union

Flow Configuration FxM (Standard Flow)

Temperature Low

Dim. A 20.48 / 520.2

Dim. B 16.11 / 409.2

Inner Dia. 3.75 / 95.3

Weight 340 / 154.2

Parts Kit 2A33163

Std.

P/N: 2A28949

Connection Type Hammer Union

Flow Configuration MxF (Reverse Flow)

Temperature Low

Dim. A 20.48 / 520.2

Dim. B 16.11 / 409.2

Inner Dia. 3.75 / 95.3

Weight 340 / 154.2

Parts Kit 2A33163

Std.

P/N: 2A28955

Connection Type Safety Iron

Flow Configuration Safety Iron

Temperature Low

Dim. A 18.25 / 463.6

Dim. B 16.11 / 409.2

Inner Dia. 3.75 / 95.3

Weight 334 / 151.5

Parts Kit 2A33163

#
1	Hammer Union	FxM (Standard Flow)	Low	Std.	2A28744	20.48 / 520.2	16.11 / 409.2	3.75 / 95.3	340 / 154.2	2A33163
2	Hammer Union	MxF (Reverse Flow)	Low	Std.	2A28949	20.48 / 520.2	16.11 / 409.2	3.75 / 95.3	340 / 154.2	2A33163
3	Safety Iron	Safety Iron	Low	Std.	2A28955	18.25 / 463.6	16.11 / 409.2	3.75 / 95.3	334 / 151.5	2A33163

Note: Other parts or configurations may be available. Contact us for specific details. Listed weights are approximate. C.E.* — Contact Engineering.

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