Model: 4SC1045

Valve Seat

Special Features:

Flanged portion has hex wrenching feature 0.758 in. Across flats

Properties:

Thread Class

3a single threaded portion

Thread Length

0.225 inches single threaded portion

Flange Diameter

0.860 inches

Body Inside Diameter

0.500 inches

Flange Seat To Disk End Height

0.190 inches

Under Flange Height

0.356 inches

Thready Qty Per Inch (tpi)

16 single threaded portion

Thread Size

0.688 inches single threaded portion

Seating Surface Shape

Flat

Material

Copper alloy

Style Designator

Threaded flanged

Thread Series Designator

Un single threaded portion

Fsc Application Data

Compressor, reciprocating

NSN

4820-00-852-3707

Part Number

4SC1045

Description

Seat,valve

CAGE

57217

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

Part 4SC1045 NSN 4820-00-852-3707

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22113

FIIG:

A15500

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:

095190

UFC:

49790

LTL:

70.0

LCL:

WCC:

594

TCC:

SHC:

ACC:

Engineer Supplies

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Schedule B and Export

Schedule B: 8481909090
SITC: 74790
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Parts of taps, cocks, valves and similar appliances, nesoi