Model: 2643-857-10-4L1

Valve Seat Retainer

Properties:

End Application

Valve assembly, hull & backup full port

Criticality Code Justification

Zzzy

Valve Size For Which Designed

3.0 inches

Material

Copper alloy

Reference Number Differentiating Characteristics

Material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

NSN

4820-01-633-9587

Part Number

2643-857-10-4L1

Description

Retainer,seat,valve

CAGE

03950

An item of various shapes and cross-sections, that may be flanged and that is designed to fit over a valve seat, allowing proper positioning of the seat with a flow control device.

Part 2643-857-10-4L1 NSN 4820-01-633-9587

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

48241

FIIG:

A512E0

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:

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