Model: NS-3983 ASSY E

Check Valve

Properties:

Pipe Size Accommodated

1.500 inches all ends

Flow Control Device

Disk

Maximum Operating Temp

180.0 degrees fahrenheit single response

Connection Style

Socket (pipe) all ends

Valve Operation Method

Automatic

Connection Type

Unthreaded internal pipe all ends

Mounting Position

Horizontal

Maximum Operating Pressure

700.0 pounds per square inch single response

Criticality Code Justification

Zzzy

Opening Pressure Setting

0.5 pounds per square inch

Material

Copper alloy flow control device

Material

Copper alloy body

Material Specification

Mil-c-20159, type 1 military specification single material response body

Material Specification

Mil-c-20159, type 1 military specification single material response flow control device

Media For Which Designed

Water-oil-gas single response

Style Designator

Straight thru

Reference Number Differentiating Characteristics

Material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

NSN

4820-01-321-7247

Part Number

NS-3983 ASSY E

Description

Valve,check

CAGE

11836

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part NS-3983 ASSY E NSN 4820-01-321-7247

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05487

FIIG:

A530B0

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:

10.0 X 5.0 X 5.0

Paclk Weight:

10.0000lbs

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:

77.5

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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Schedule B and Export

Schedule B: 8481301090
SITC: 74730
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Check valves of copper having a pressure rating of 850 kpa or over