Model: SII1262V8

Extended Washer Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Washer Outside Diameter
0.950 inches
Lubrication
Dry film lubricant
Overall Height
0.675 inches
Nut Style
Double hexagon
Washer Thickness
0.040 inches
End Application
W/s: helicopter, apache, ah-64; ah-64-d longbow
Width Across Flats
Between 0.616 inches and 0.627 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
20
Thread Size
0.500 inches
Material
Cobalt alloy
Surface Treatment Specification
Mil-c-8837 type 2 military specification single treatment response
NSN
5310-01-456-2289
Part Number
SII1262V8
Description
Nut,self-locking,extended Washer
CAGE
57928

A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part SII1262V8 NSN 5310-01-456-2289

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29729
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:
CRITL:
X

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:
E
LVL_B:
Q

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: 8105900000
  • SITC: 69981
  • End Use: Finished metal shapes
  • NAICS: 331491
  • USDA: 1

Freight Class: Cobalt, wrought, and articles thereof

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