Model: 79NA21-79-82

Plate Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque with nonmetallic insert
Mounting Hole Diameter
Between 0.098 inches and 0.103 inches
Nut Style
Plate
Nut Length
Between 0.954 inches and 0.984 inches
Nut Height
Between 0.266 inches and 0.296 inches
Plate Thickness
Between 0.027 inches and 0.037 inches
Plate Width
Between 0.657 inches and 0.687 inches
Nut Mounting Provision
Straight holes
Mounting Hole Arrangement Style
2 holes
Distance From Aperture Center To Mounting Hole Center
Between 0.339 inches and 0.349 inches
Center To Center Distance Between Mounting Holes Along Width
Between 0.098 inches and 0.103 inches
Center To Center Distance Between Mounting Holes Along Length
Between 0.686 inches and 0.690 inches
Thread Series
Unc
Features Provided
Floating nut
Thready Qty Per Inch (tpi)
32
Thread Size
0.164 inches
Material
Plastic polyamide locking insert
Material
Steel comp 303 base
Material
Steel comp 303 nut
Material Specification
Astm a582 cond a assn standard single material response nut
Material Specification
Astm a582 cond a assn standard single material response base
Surface Treatment
Passivate base
Surface Treatment
Passivate nut
Surface Treatment Specification
Mil-std-171, finish no. 5.4.1 military standard single treatment response base
Surface Treatment Specification
Mil-std-171, finish no. 5.4.1 military standard single treatment response nut
NSN
5310-00-721-4459
Part Number
79NA21-79-82
Description
Nut,self-locking,plate
CAGE
72962

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 79NA21-79-82 NSN 5310-00-721-4459

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:

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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