Model: X515-851-55

Safety Relief Valve

Special Features:

Nupro ss-4r3a5 177-r3a-f1-a 55-psi setpoint

Properties:

End Application

Mg30bda , nitrogen generator

Criticality Code Justification

Zzzy

Supplementary Features

The mg-30bd is designed to separate nitrogen from a compressed air system and boost the gas up to 3, 000 psi for storage or immediate use. This nitrogen can be used for filling tires, struts, inerting fuel systems and other uses requiring nitrogen purities of 99.5 percent or greater. The mg-30bd is comprised of a nitrogen generating membrane system and a rix 2v3 booster compressor. Each generator/compressor produces 2250-3000 psi, 0.5-10 scfm oil-free nitrogen at a crankshaft speed of 410-570 rpm with 100-150 psig inlet air pressure.

Reference Number Differentiating Characteristics

Cleaning, packaging, and marking iaw mil-std-1330d.

NSN

4820-01-593-6331

Part Number

X515-851-55

Description

Valve,safety Relief

CAGE

28953

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 X515-851-55 NSN 4820-01-593-6331

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:

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