Model: NA0049-050

Hex Castellated Self-locking Nut

Properties:

Thread Class
4h
Thread Direction
Right-hand
Nut Style
Castellated, hexagon
Nut Height
4.8 millimeters
End Application
Mb-339cd airplane
Width Across Flats
6.5 millimeters
Tempurature Rating
235.0 degrees celsius
Thread Series
Mj
Thread Size
5.0 millimeters
Thread Pitch In Millimeters
0.80
Bearing Surface Type
Flat
Thread Tolerance Class
4h6h internal
Material
Steel
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, ty ii, cl 2 federal specification single treatment response
NSN
5310-01-464-3095
Part Number
NA0049-050
Description
Nut,self-locking,castellated,hex
CAGE

A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. An integral feature is incorporated for locking on the threads of a mating member. The slots when used in conjunction with a solid or split (cotter) pin, act as an extra "fail safe" feature in critical applications. Excludes nut (1), self-locking, slotted, hexagon.

Part NA0049-050 NSN 5310-01-464-3095

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29725
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:
A
ESD:
A
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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