Model: 83849N-820

Extended Washer Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Washer Outside Diameter
0.981 inches
Overall Height
0.665 inches
Nut Style
Spline drive
Drive Point Quantity
12
Washer Thickness
0.080 inches
End Application
C-17a acft
Tempurature Rating
250.0 degrees fahrenheit
Thread Series
Unjf
Thready Qty Per Inch (tpi)
20
Thread Size
0.500 inches
Countersink Angle
85.0 degrees first end
Material
Nickel alloy 718 nut
Material
Plastic polyhexamethylene adipamide locking insert
Material Specification
Ams 5662 assn standard single material response nut or ams 5663 assn standard single material response nut
Surface Treatment
Passivate except insert
Surface Treatment Specification
Qq-p-35 federal specification single treatment response except insert
Test Data Document
96906-mil-std-6866 standard (includes industry or association standards, individual manufactureer standards, etc.).
NSN
5310-01-343-2772
Part Number
83849N-820
Description
Nut,self-locking,extended Washer
CAGE
56878

A nut, circular in shape, having wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery. It has an integral washer which extends beyond the wrenching element periphery and an integral feature is incorporated for locking on the threads of a mating member.

Part 83849N-820 NSN 5310-01-343-2772

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
36744
FIIG:
A021A0
Concept No.:
1
App. Key:
BS
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:
N
PMIC:
A
ESD:
ESD:
MMAC:
BA
CRITL:
N

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:
O
SPI No.:
SPI Rev.:
SPC Mkg:
LVL_A:
E
LVL_B:
B

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7508900000
  • SITC: 69975
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)

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