Model: 57555-918

Double Extended Washer Plain Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Washer Outside Diameter
Between 1.045 inches and 1.055 inches
Overall Height
Between 0.737 inches and 0.747 inches
Nut Style
Double hexagon
Washer Thickness
0.185 inches
Width Across Flats
Between 0.741 inches and 0.752 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
18
Thread Size
0.562 inches
Material
Steel comp h11
Material Specification
Ams 6485 assn standard single material response
Surface Treatment
Cadmium
NSN
5310-00-064-3498
Part Number
57555-918
Description
Nut,plain,extended Washer,double
CAGE
56878

A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery.

Part 57555-918 NSN 5310-00-064-3498

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04888
FIIG:
A021A0
Concept No.:
1
App. Key:
AP
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:
U
ESD:
ESD:
MMAC:
SX
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:

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: 7318160000
  • SITC: 69421
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Nuts of iron or steel

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