Valve Seat

Model / MPN: 39858 | NSN: 4820-01-146-9861

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.

Product Details

NATO Stock Number

4820-01-146-9861

Sold in multiples of

1 EA

DEMIL

DEMIL/MLI

Thread Class

2a single threaded portion

Flange Diameter

2.000 inches

Body Inside Diameter

1.500 inches

Flange Seat To Disk End Height

0.200 inches

Under Flange Height

1.175 inches

Thready Qty Per Inch (tpi)

16 single threaded portion

Thread Size

1.750 inches single threaded portion

Seating Surface Shape

Flat

Material

Stainless steel

Style Designator

Threaded flanged

Thread Series Designator

Un single threaded portion

39858 Series Parts

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE7MC15TC322	Seat, Valve	14	EA	06/25/2015
SPE7MC15TK392	Seat, Valve	24	EA	10/06/2015
SPE7MC18T9502	Seat, Valve	14	EA	05/17/2018
SPE7MC18T234U	Seat, Valve	22	EA	10/01/2018
SPE7MC19T4413	Seat, Valve	24	EA	01/22/2019
SPE7MC19T169M	Seat, Valve	24	EA	09/09/2019

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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39858 Cross Reference

39858G