Model: 2904

Electrical-electronic Heat Sink

Properties:

Overall Length
2.500 inches
Overall Height
0.750 inches
Overall Width
1.813 inches
Unthreaded Mounting Hole Diameter
0.200 inches first mounting facility
Unthreaded Mounting Hole Diameter
0.438 inches second mounting facility
Mounting Facility Type And Quantity
1 unthreaded hole second mounting facility
Mounting Facility Type And Quantity
3 unthreaded hole first mounting facility
Material
Copper alloy
Material Specification
Qq-c-576 federal specification single material response
Surface Treatment
Oxide
Surface Treatment Specification
Mil-std-171 federal standard single treatment response
NSN
5999-01-144-4899
Part Number
2904
Description
Heat Sink,electrical-electronic
CAGE
28023

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 2904 NSN 5999-01-144-4899

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:
0.2000lbs
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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