Model: 516426

Valve Seat

Special Features:

Surfaces and pitch diameter of thread must be concentric, parallel, flat, square and true to each other within 0.002 total indicator reading unless otherwise specified

Properties:

Thread Class

2a single threaded portion

Overall Height

0.500 inches

Body Inside Diameter

0.470 inches

Seat Angle In Deg

1.000

Thread Size

1.000 inches single threaded portion

Seating Surface Shape

Angular

Material

Steel comp 1020

Material Specification

Qq-s-634 federal specification single material response

Style Designator

B5 plain threaded

Style Designator

Plain threaded

Thread Series Designator

Unef single threaded portion

NSN

4820-00-695-6233

Part Number

516426

Description

Seat,valve

CAGE

02978

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 516426 NSN 4820-00-695-6233

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:

1.9 X 1.6 X 0.7

Paclk Weight:

0.1000lbs

Item Weight:

0.1000lbs

Item Dim:

001200110005

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

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