Model: DAA7257A257-001

Hexagon Self-locking Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
Between 0.740 inches and 0.760 inches
Width Across Flats
Between 0.327 inches and 0.334 inches
Thread Series
Un
Thready Qty Per Inch (tpi)
16
Thread Size
1.562 inches
Material
Nickel
Material Specification
Qq-n-290 federal specification single material response
NSN
5310-01-445-8842
Part Number
DAA7257A257-001
Description
Nut,self-locking,hexagon
CAGE

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 DAA7257A257-001 NSN 5310-01-445-8842

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:
A
ESD:
ESD:
MMAC:
BQ
CRITL:
X

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Schedule B and Export
  • Schedule B: 7508900000
  • SITC: 69975
  • End Use: Finished metal shapes
  • NAICS: 332999
  • USDA: 1

Freight Class: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)

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