Model: 457681-1

Electrical-electronic Heat Sink

Special Features:

Weapon system essential

Properties:

Overall Length
Between 0.740 inches and 0.760 inches
Overall Width
Between 0.389 inches and 0.411 inches
Unthreaded Mounting Hole Diameter
0.309 inches single mounting facility
End Application
Zcommand control and communication system 427m, defense support program, f-15 aircraft support equipment, b-52 aircraft support equipment, mx peacekeeper missle support equipment, navstar global posioioning system user equipment (ue).
Mounting Facility Type And Quantity
1 unthreaded hole single mounting facility
Criticality Code Justification
Feat
Material
Aluminum alloy 2024
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8625, type 2, class 2 military specification single treatment response
NSN
5999-00-498-2035
Part Number
457681-1
Description
Heat Sink,electrical-electronic
CAGE
3B150

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 457681-1 NSN 5999-00-498-2035

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:
U
ESD:
B
ESD:
B
MMAC:
EH
CRITL:
Y

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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:
658
TCC:
3
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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