Model: 254-6556644FNCOTM-A63

Valve Stem Guide

Special Features:

Material is per qq-a-601 aluminum alloy 713 temp t-5

Properties:

Counterbore Diameter

0.312 inches

Counterbore Depth

2.250 inches

Overall Length

2.750 inches

Outside Diameter

2.495 inches

Bore Diameter

0.2700 inches

Major Diameter Length

0.250 inches

Counterbore Location

Aa end

Bore Countersink

Not included

Bore Counterbore

Included

Bb End Shank Diameter

0.671 inches

Bb End Chamfer Length

0.160 inches

Bb End Chamfer Angle In Deg

30.0

Shoulder First Fillet Radius

0.010 inches

Material

Aluminum alloy

Material

Aluminum alloy

Style Designator

Plain flanged

NSN

4310-01-384-0965

Part Number

254-6556644FNCOTM-A63

Description

Guide,valve Stem

CAGE

53711

Part 254-6556644FNCOTM-A63 NSN 4310-01-384-0965

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

32562

FIIG:

T267-E

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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