Model: NAS1031N3K

Plate Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Lubrication
Dry film lubricant or soluble lubricant
Mounting Hole Diameter
Between 0.098 inches and 0.103 inches
Nut Style
Plate
Nut Length
0.984 inches
Nut Height
0.312 inches
Plate Thickness
0.075 inches
Plate Width
0.416 inches
Nut Mounting Provision
Countersunk holes
Mounting Provision Location
Opposite nut projection side
Mounting Hole Arrangement Style
2 holes
Distance From Aperture Center To Mounting Hole Center
0.344 inches
Center To Center Distance Between Mounting Holes Along Length
Between 0.686 inches and 0.690 inches
Tempurature Rating
250.0 degrees fahrenheit
Thread Series
Unjf
Features Provided
Floating nut
Thready Qty Per Inch (tpi)
32
Thread Size
0.190 inches
Countersink Angle
120.0 degrees nut
Mounting Hole Countersink Angle
Between 98.0 degrees and 102.0 degrees
Material
Aluminum alloy shell or steel shell
Material
Plastic polyamide locking insert
Material
Steel nut
Surface Treatment
Oxide film shell and cadmium shell
Surface Treatment Specification
Mil-c-5541 military specification 1st treatment response shell and qq-p-416, type 2, cl 1, 2 or 3 federal specification 2nd treatment response shell
Specification Data
80205-nas1031 professional/industrial association standard
NSN
5310-00-660-3386
Part Number
NAS1031N3K
Description
Nut,self-locking,plate
CAGE
80205

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 NAS1031N3K NSN 5310-00-660-3386

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:
50.0
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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