Model: 1C2590

Check Valve

Properties:

Thread Class

3a all ends

Thread Direction

Right-hand all ends

Maximum Operating Temp

275.0 degrees fahrenheit single response

End Application

Aircraft, airlifter c-17a

Connection Style

Flared (tube) all ends

Valve Operation Method

Automatic

Connection Type

Threaded external tube all ends

Mounting Position

Horizontal or vertical

Maximum Operating Pressure

4000.0 pounds per square inch single response

Thread Size

0.750 inches all ends

Seat Angle

37.0 degrees all ends

Opening Pressure Setting

10.0 pounds per square inch

Media For Which Designed

Hydraulic fluid, petroleum base single response

Style Designator

Straight thru

Thread Series Designator

Unjf all ends

NSN

4820-01-417-2752

Part Number

1C2590

Description

Valve,check

CAGE

99240

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 1C2590 NSN 4820-01-417-2752

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:

Paclk Weight:

0.1000lbs

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:

Equipment for Aircraft

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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