Model: 1660F 4IN

Vent Valve

Special Features:

W/protecting screen

Properties:

Bolt Hole Quantity

8 all ends

End Application

Usns henry j.Kaiser

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Valve Size

4.000 inches

Outside Diameter

9.000 inches all ends

Face To Face Distance

11.500 inches

Thickness

0.938 inches all ends

Bolt Hole Diameter

0.750 inches all ends

Bolt Circle Diameter

7.500 inches all ends

Flange Face Design

Plain all ends

Material

Steel body

Media For Which Designed

Air single response

NSN

4820-01-413-2541

Part Number

1660F 4IN

Description

Valve,vent

CAGE

79128

A valve designed to relieve internal pressure from gear housings, automotive axles, differentials, transmissions and the like. May or may not be threaded on one end. For items with relief pressure ratings see valve (1), safety relief.

Part 1660F 4IN NSN 4820-01-413-2541

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

35935

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:

25.4000lbs

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: 8481809050
SITC: 74780
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Other taps, cocks, valves, etc., nesoi