Model: SMB586385

Hex Castellated Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Nut Style
Castellated, hexagon
Nut Height
Between 0.300 inches and 0.320 inches
Width Across Flats
Between 0.430 inches and 0.439 inches
Tempurature Rating
Not rated
Thread Series
Unf
Thready Qty Per Inch (tpi)
28
Hardness Rating
Not rated
Thread Size
0.250 inches
Bearing Surface Type
Any acceptable
Material
Stainless steel
Material Specification
Qq-s-763 cmpsn 302/304, no. 1 finish federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-f-14072 military specification single treatment response
NSN
5310-01-380-2961
Part Number
SMB586385
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 SMB586385 NSN 5310-01-380-2961

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

Freight Classification

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