Model: 232-37138-4

Knurled Plain Nut

Special Features:

End is convex shrerical radius 1.500

Properties:

Thread Class
2b
Thread Direction
Right-hand
Counterbore Diameter
0.640 inches first end and 0.670 inches first end
Small End Diameter
1.500 inches
Nut Style
Knurled
Nut Diameter
2.440 inches
Nut Thickness
1.250 inches
Knurl Width
0.630 inches
Thread Series
Unc
Thready Qty Per Inch (tpi)
11
Thread Size
0.625 inches
Countersink Angle
90.0 degrees first end and 120.0 degrees first end
Material
Steel comp 4130
Material Specification
Mil-s-5226b military specification single material response
NSN
5310-01-183-4981
Part Number
232-37138-4
Description
Nut,plain,knurled
CAGE
81205

A nut, round in shape, having all or part of its outer surface knurled. It may have provisions for external wrenching. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, round. (when height or thickness, and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance).

Part 232-37138-4 NSN 5310-01-183-4981

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15886
FIIG:
A021A0
Concept No.:
1
App. Key:
AU
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:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194160
UFC:
55210
LTL:
50.0
LCL:
50.0
WCC:
573
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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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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