Safety Relief Valve

Model / MPN: 8576-001PCAHP174 | NSN: 4820-00-440-3699

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Product Details

NATO Stock Number

4820-00-440-3699

Sold in multiples of

1 EA

DEMIL

Thread Class

3a 2nd end

Thread Direction

Right-hand all ends

Flow Control Device

Disk or stem

Bonnet Type

Inside spring

Bonnet Attachment Method

Bolted

Disk Loading Method

Spring

Connection Style

G46a plain (tube) all ends

Connection Style

Plain (tube) all ends

Valve Operation Method

Automatic or manual

Connection Type

Threaded external tube all ends

Valve Size

1.5000 inches

Thready Qty Per Inch (tpi)

12 2nd end

Thread Size

2.875 inches 2nd end

First Connection Face To Centerline Distance

5.5000 inches

Second Connection Face To Centerline Distance

6.187 inches

Material

Copper alloy stem

Material

Copper alloy 922 body

Material

Copper alloy 922 flow control device

Material

Copper alloy 922 seat

Material

Rubber butadiene-acrylonitrile class nbr packing

Thread Series Designator

Uns all ends

8576 Series Parts

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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8576-001PCAHP174 Cross Reference

8516PC1251T
3313367PC1251-T
E8516Y51M
E8516Y51M
E8516Y51M