Model: MS21085-03

Extended Washer Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Washer Outside Diameter
0.377 inches
Lubrication
Soluble lubricant
Overall Height
0.250 inches
Nut Style
Double hexagon
Washer Thickness
0.025 inches
Width Across Flats
0.095 inches
Tempurature Rating
45.0 degrees fahrenheit
Thread Series
Unf
Thready Qty Per Inch (tpi)
32
Hardness Rating
48.0 rockwell c
Thread Size
0.190 inches
Material
Steel comp 601 or steel comp h11
Material Specification
Ams 6304 assn standard single material response or ams 6485 assn standard single material response or ams 6487 assn standard single material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response
NSN
5310-01-358-6680
Part Number
MS21085-03
Description
Nut,self-locking,extended Washer
CAGE
96906

A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part MS21085-03 NSN 5310-01-358-6680

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
29729
FIIG:
A021A0
Concept No.:
1
App. Key:
BS
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:
SX
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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