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FSG 15 | Aerospace Craft And Structural Components
FSC 1560 | Airframe Structural Components
4-3904-90

Model: 4-3904-90

Aircraft Stiffener

Properties:

Part Name Assigned By Controlling Agency

Zee stiffner

Aircraft Mission Design Series

B-52

Material

Aluminum alloy 2024

Material Specification

Qq-a-362 t4 federal specification single material response

NSN

1560-01-537-9998

Part Number

4-3904-90

Description

Stiffener,aircraft

CAGE

81205

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 4-3904-90 NSN 1560-01-537-9998

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

011760

UFC:

04705

LTL:

200.0

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)