Model: 185751

Hexagon Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all nonmetallic design or prevailing torque with nonmetallic insert
Nut Style
Hexagon
Nut Height
Between 0.298 inches and 0.328 inches
Width Across Flats
Between 0.428 inches and 0.440 inches
Tempurature Rating
500.0 degrees fahrenheit
Thread Series
Unf
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Material
Steel comp 303
Material Specification
Aisi assn standard single material response
NSN
5310-00-208-4038
Part Number
185751
Description
Nut,self-locking,hexagon
CAGE
06848

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, cap.

Part 185751 NSN 5310-00-208-4038

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05277
FIIG:
A021A0
Concept No.:
1
App. Key:
BK
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
50.0
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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