Item # 180-T-1, 1" Y Blow-Off Valve On Lunkenheimer Cincinnati Valve Co.

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	Item # 180-T-1, 1" Y Blow-Off Valve

Lunkenheimer Fig. 180-T "Y" Blow-off valves are designed for up to 300 SP service. They are similar to the Fig, 180. except that the seat is internal bronze, the disc is Teflon.

Bodies and Bonnets ASTM B61 type S-1 Steam Bronze
Seat opening permits almost unrestricted flow. Cylindrical guides insure proper disc seating.

Union Bonnet
Assures strong, pressure-light connections, facilitates cleaning and inspection.

Disc
Teflon

Back Seats
Repackage when disc is wide open under pressure.

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Specifications · Principal Parts and Materials

Specifications

Size		1 in

Dim. A		4 1/2 in

Dim. E		6 11/16 in

Dim. G		4 1/2 in

Dim. M		3 7/2 in

Dim. H		10 in

Weight		3.9 lb

Body Material		Bronze with Teflon Seat

Principal Parts and Materials

Part	Fig	Material	ASTM
Body & Bonnet		S-1 Steam Bronze	B61
Disc	180	NT Nickel Alloy

	180-T	Teflon
Stem		Stemalloy, Rod	B371

		(C6970)
Seat Ring	180	NT Nickel Alloy

	180-T	Integral/Bronze
Packing		JC168 Kevlar

Bronze Valves comply with ANSI B1624 arc MSS-S5P-80

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		CVC-Bronze-Iron-Full (PDF, 1459KB)

Item # 180-T-1, 1" Y Blow-Off Valve

Size

Dim. A

Dim. E

Dim. G

Dim. M

Dim. H

Weight

Body Material