Model: ST3M443-8A1

Plate Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Counterbore Diameter
0.521 inches nut
Mounting Hole Diameter
Between 0.161 inches and 0.166 inches
Nut Style
Plate
Nut Length
1.062 inches
Nut Height
0.519 inches
Plate Thickness
Between 0.046 inches and 0.054 inches
Plate Width
0.900 inches
Removable Nut Manufacturer Code
76301
Nut Counterbore Depth
0.070 inches nut
Nut Mounting Provision
Straight holes
Mounting Hole Arrangement Style
2 holes
Distance From Aperture Center To Mounting Hole Center
Between 0.620 inches and 0.630 inches
Center To Center Distance Between Mounting Holes Along Length
Between 1.248 inches and 1.252 inches
Removable Nut Manufacturer Part Number
St3m445c8m1
Thread Series
Unjf
Features Provided
Floating nut
Thready Qty Per Inch (tpi)
20
Thread Size
0.500 inches
Material
Iron alloy 660 nut
Material
Iron alloy 660 shell
Material
Stainless steel clip
Material Specification
Ams5525 assn standard single material response nut or ams5732 assn standard single material response nut
Material Specification
Ams5525 assn standard single material response shell or ams5732 assn standard single material response shell
Surface Treatment
Nickel nut or copper nut or nickel nut and copper nut
Surface Treatment
Passivate clip
Surface Treatment
Passivate shell
Surface Treatment Specification
Qq-p-35 federal specification single treatment response shell
Specification Data
76301-st3-443 manufacturers standard
NSN
5310-01-295-7600
Part Number
ST3M443-8A1
Description
Nut,self-locking,plate
CAGE
76301

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 ST3M443-8A1 NSN 5310-01-295-7600

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:
A
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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