Model: 6121D2

Plate Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Welding Projection Quantity
2
Nut Style
Plate
Nut Length
1.281 inches
Nut Height
Between 0.323 inches and 0.328 inches
Plate Thickness
Between 0.055 inches and 0.075 inches
Plate Width
0.500 inches
Nut Mounting Provision
Welding projections
Mounting Provision Location
Opposite nut projection side
Tempurature Rating
550.0 degrees fahrenheit
Thread Series
Unf
Thready Qty Per Inch (tpi)
28
Thread Size
0.250 inches
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel comp 1137
Material Specification
Mil-s-866 military specification 1st material response or ams5024 military specification 2nd material response
Material Specification
Mil-s-866 military specification 1st material response or ams5024 military specification 2nd material response
Surface Treatment
Cadmium
NSN
5310-00-559-8191
Part Number
6121D2
Description
Nut,self-locking,plate
CAGE
0AHP5

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

Part 6121D2 NSN 5310-00-559-8191

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05280
FIIG:
A021A0
Concept No.:
1
App. Key:
BZ
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
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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