Model: 10-1660-1

Check Valve

Properties:

Thread Class

3a 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Disk

Disk Loading Method

Spring

Renewable Seat Ring Type

Pressed-in

Bolt Hole Quantity

4 2nd end

Connection Style

Flared (tube) 1st end

Width

3.000 inches 2nd end

Length

3.000 inches 2nd end

Valve Operation Method

Automatic

Flange Shape

Rectangular with holes 2nd end

Connection Type

Flange 2nd end

Connection Type

Threaded external tube 1st end

Mounting Facility

Threaded fastener

Mounting Position

Horizontal or vertical

Thready Qty Per Inch (tpi)

12 1st end

Maximum Operating Pressure

100.0 pounds per square inch single response

Thread Size

2.500 inches 1st end

Seat Angle

37.0 degrees 1st end

Bolt Hole Diameter

0.328 inches 2nd end

Center To Center Distance Between Bolt Holes Along Length

2.375 inches 2nd end

Center To Center Distance Between Bolt Holes Along Width

2.375 inches 2nd end

Flange Face Design

Plain 2nd end

Outside Diameter Tube Accommodated

2.000 inches 1st end

Material

Aluminum alloy body

Material

Aluminum alloy seat

Media For Which Designed

Fuel/oil, hydrocarbon single response

Style Designator

Straight thru

Thread Series Designator

Un 1st end

NSN

4820-00-513-1219

Part Number

10-1660-1

Description

Valve,check

CAGE

81205

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 10-1660-1 NSN 4820-00-513-1219

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:

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:

Equipment for Aircraft

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Schedule B and Export

Schedule B: 8481309000
SITC: 74730
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Check valves of materials other than copper, iron or steel