Model: ST1073-11

Extended Washer Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Washer Outside Diameter
0.525 inches
Overall Height
0.360 inches
Nut Style
Hexagon
Washer Thickness
0.040 inches
Width Across Flats
0.372 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
24
Hardness Rating
Between 29.0 rockwell c and 48.0 rockwell c
Thread Size
0.312 inches
Material
Iron alloy 660
Material Specification
Ams5732 assn standard single material response or ams5737 assn standard single material response
Precious Material And Location
silver
Precious Material
Silver
Surface Treatment
Silver
Surface Treatment Specification
Ams2411 assn standard single treatment response
NSN
5310-01-388-7942
Part Number
ST1073-11
Description
Nut,self-locking,extended Washer
CAGE

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 ST1073-11 NSN 5310-01-388-7942

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:
S
ESD:
ESD:
MMAC:
BA
CRITL:
X

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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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