Model: 166P299

Safety Relief Valve

Properties:

Thread Class

2a all ends

Thread Direction

Right-hand all ends

Flow Control Device

Piston

Disk Loading Method

Spring

Maximum Operating Temp

180.0 degrees fahrenheit single response

Connection Style

G42 flared (tube) all ends

Connection Style

Flared (tube) all ends

Valve Operation Method

Automatic

Connection Type

Threaded external tube all ends

Thread Size

0.750 inches all ends

Seat Angle

37.0 degrees all ends

Opening Pressure Setting

4.0 pounds per square inch

Material

Aluminum alloy body

Material

Stainless steel flow control device

Media For Which Designed

Oil, hydraulic single response

Surface Treatment

Anodize

Style Designator

Straight through note: to be used for valve bodies of separable sections.

Thread Series Designator

Unf all ends

NSN

4820-00-185-6849

Part Number

166P299

Description

Valve,safety Relief

CAGE

78022

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.

Part 166P299 NSN 4820-00-185-6849

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05488

FIIG:

A046B0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

127220

UFC:

64490

LTL:

77.5

LCL:

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8481400000
SITC: 74740
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Safety or relief valves