Model: 5-656-16SS

Safety Relief Valve

Properties:

Thread Class

3a 1st end3b 2nd end

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Maximum Operating Temp

-40.0 degrees fahrenheit 1st response275.0 degrees fahrenheit 2nd response

Connection Style

G42 flared (tube) 1st endg4 gasket sea (boss) 2nd end

Connection Style

Flared (tube) 1st endgasket sea (boss) 2nd end

Valve Operation Method

Automatic

Connection Type

Threaded external tube 1st endthreaded internal boss 2nd end

Maximum Operating Pressure

2500.0 pounds per square inch single response

Thread Size

0.563 inches all ends

Seat Angle

37.0 degrees 1st end

Material

Steel comp 303 bodyrubber butadiene-acrylonitrile class nbr seat

Media For Which Designed

Air 1st responsealcohol, ethyl 2nd responseammonia, gaseous 3rd responseammonia, liquid 4th responserefrigerant 12 5th response

Style Designator

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

Thread Series Designator

Unjf 1st endunf 2nd end

NSN

4820-00-776-9373

Part Number

5-656-16SS

Description

Valve,safety Relief

CAGE

94590

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 5-656-16SS NSN 4820-00-776-9373

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:

0.6000lbs

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

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