Model: 257540PC8

Hexago Extended Washer Plain Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Washer Outside Diameter
Between 0.735 inches and 0.745 inches
Overall Height
Between 0.345 inches and 0.355 inches
Nut Style
Hexagon
Washer Thickness
Between 0.095 inches and 0.105 inches
Width Across Flats
Between 0.585 inches and 0.590 inches
Thread Series
Unc
Thready Qty Per Inch (tpi)
18
Thread Size
0.312 inches
Material
Stainless steel
Material Specification
Mil-s-890 military specification single material response
NSN
5310-00-265-1007
Part Number
257540PC8
Description
Nut,plain,extended Washer,hexago
CAGE
10001

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.

Part 257540PC8 NSN 5310-00-265-1007

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
04889
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:
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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