Model: 1979451

Hexago Extended Washer Plain Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Washer Outside Diameter
Between 0.840 inches and 0.860 inches
Overall Height
Between 0.400 inches and 0.405 inches
Nut Style
Hexagon
Washer Thickness
Between 0.110 inches and 0.145 inches
End Application
Mrap buffalo mk2a2
Width Across Flats
Between 0.736 inches and 0.750 inches
Thread Series
Unc
Thready Qty Per Inch (tpi)
13
Thread Size
0.500 inches
Material
Steel
Material Specification
Gm 286-m, fscm 16764 mfr ref single material response
Surface Treatment
Zinc
Surface Treatment Specification
Gm 4342-m, code 20d72, fscm 16764 mfr ref single treatment response
NSN
5310-01-118-2476
Part Number
1979451
Description
Nut,plain,extended Washer,hexago
CAGE
D9182

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

Part 1979451 NSN 5310-01-118-2476

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:
A
ESD:
ESD:
MMAC:
SX
CRITL:
X

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:
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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