Model: LH13374-40LH

Extended Washer Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Left-hand
Locking Feature
Prevailing torque all metal design
Washer Outside Diameter
0.620 inches
Overall Height
Between 0.267 inches and 0.282 inches
Nut Style
Hexagon
Washer Thickness
0.030 inches
Width Across Flats
Between 0.430 inches and 0.440 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
24
Hardness Rating
49.0 rockwell c
Thread Size
0.375 inches
Material
Steel comp 4340 or steel comp 8740 or steel comp 4037
Material Specification
Ams 6415 assn standard single material response or ams 6414 assn standard single material response or ams 6322 assn standard single material response or ams 6300 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type ii, class 2 federal specification single treatment response
NSN
5310-01-349-9416
Part Number
LH13374-40LH
Description
Nut,self-locking,extended Washer
CAGE
72962

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part LH13374-40LH NSN 5310-01-349-9416

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29730
FIIG:
A021A0
Concept No.:
1
App. Key:
BT
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:
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:
LVL_A:
E
LVL_B:
B

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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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