Model: 300807

Hexagon Self-locking Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Nut Style
Hexagon
Nut Height
Between 0.329 inches and 0.359 inches
Width Across Flats
Between 0.490 inches and 0.502 inches
Tempurature Rating
250.0 degrees fahrenheit
Thread Series
Unf
Thready Qty Per Inch (tpi)
24
Hardness Rating
Between 68.0 rockwell b and 32.0 rockwell c
Thread Size
0.312 inches
Bearing Surface Type
Flat
Material
Plastic polyamide locking insert
Material
Steel comp 1212 except insert
Material Specification
Mil-f-25027, zytel 101 red military specification single material response locking insert
Material Specification
Sae j403 uns g12120 assn standard single material response except insert or ams 5010 assn standard single material response except insert or astm a563 grade a uns k05802 assn standard single material response except insert
Supplementary Features
Mfr 11757 pt list 811 series item 16 for p/n 1438 pump
Specification Data
81349-mil-n-25027 government specification and 24617-214279 manufacturers standard and 72962-nm-ne manufacturers standard
Departure From Cited Document
As modified by thread class 2b and unplated surf treat.
NSN
5310-00-850-7027
Part Number
300807
Description
Nut,self-locking,hexagon
CAGE
26337

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 300807 NSN 5310-00-850-7027

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

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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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