Model: 744487

Pentagon Plain Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Distance From Centerline To Flat
Between 0.216 inches and 0.222 inches
Nut Style
Nut plain pentagon
Nut Height
Between 0.178 inches and 0.198 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
28
Hardness Rating
Between 35.0 rockwell c and 39.0 rockwell c
Thread Size
0.250 inches
Bearing Surface Type
Flat
Material
Steel comp xm-12
Material Specification
Ams 5659 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
NSN
5310-01-353-3641
Part Number
744487
Description
Nut,plain,pentagon
CAGE

A nut having five flat sides and a flat surface on both ends.

Part 744487 NSN 5310-01-353-3641

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
34775
FIIG:
A021A0
Concept No.:
1
App. Key:
AG
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

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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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