Model: S-2691 ITEM 5

Valve Seat

Properties:

Overall Height

0.245 inches

Body Outside Diameter

2.145 inches

Body Inside Diameter

1.395 inches

Seat Radius

0.312 inches

Seating Surface Shape

Radial

Material

Plastic polytetrafluoroethylene

Style Designator

Plain

NSN

4820-01-109-3055

Part Number

S-2691 ITEM 5

Description

Seat,valve

CAGE

53154

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 S-2691 ITEM 5 NSN 4820-01-109-3055

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

WCC:

576

TCC:

SHC:

ACC:

Construction Materials

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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