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FSC 1560 | Airframe Structural Components
4-3904-89

Model: 4-3904-89

Aircraft Stiffener

Properties:

Part Name Assigned By Controlling Agency

Zee-stiffener

Aircraft Location

In flight refueling door

Aircraft Mission Design Series

B-52

Material

Aluminum alloy 2024

Material Specification

Qq-a-362 t4 federal specification single material response

NSN

1560-01-570-4165

Part Number

4-3904-89

Description

Stiffener,aircraft

CAGE

98748

An item, generally a strip, designed to strengthen and resist loads by attachment to various components such as skins, ribs, pylons, and the like.

Part 4-3904-89 NSN 1560-01-570-4165

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

41029

FIIG:

A11400

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:

011790

UFC:

04720

LTL:

RATING VARIABLE

LCL:

WCC:

671

TCC:

SHC:

ACC:

Equipment for Aircraft

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Schedule B and Export

Schedule B: 8803909060
SITC: 79297
End Use: Parts for military-type goods
NAICS: 336419
USDA: 1

Freight Class: Other parts, nesoi, for use in other military aircraft, spacecraft and spacecraft launch vehicles (excluding parts of communication satellites)