Model: 6403B-26

Electrical-electronic Heat Sink

Properties:

Overall Length
Between 4.713 inches and 4.770 inches
Overall Height
Between 1.237 inches and 1.263 inches
Overall Width
Between 2.976 inches and 3.022 inches
Mounting Slot Length
0.250 inches all mounting facilities
Unthreaded Mounting Hole Diameter
0.112 inches all mounting facilities
Mounting Facility Type And Quantity
4 slot all mounting facilities and 1 unthreaded hole all mounting facilities
Material
Aluminum alloy 6063
Material Specification
Qq-a-250/9 federal specification single material response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-c-5541 military specification single treatment response
NSN
5999-01-307-8454
Part Number
6403B-26
Description
Heat Sink,electrical-electronic
CAGE
13103

An item which is specifically designed to absorb, conduct or dissipate heat generated by an electrical and/or electronic component or an external source in order to prevent damage to the component. Do not use if a more specific name applies.

Part 6403B-26 NSN 5999-01-307-8454

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
61433
FIIG:
A03600
Concept No.:
App. Key:
B
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.5000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
063085
UFC:
05380
LTL:
85.0
LCL:
--
WCC:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8543909000
  • SITC: 77879
  • End Use: Electric apparatus
  • NAICS: 335999
  • USDA: 1

Freight Class: Electrical machines and apparatus parts, nesoi

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