Model: ST3M738-10

Barrel Self-locking Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Locking Feature
Prevailing torque all metal design
Lubrication
Dry film lubricant
Nut Style
Floating self-locking barrel
Nut Diameter
Between 1.057 inches and 1.060 inches
Nut Length
Between 1.115 inches and 1.135 inches
Barrel Height
Between 0.640 inches and 0.660 inches
Nut Height
0.844 inches
Tempurature Rating
450.0 degrees fahrenheit
Thread Series
Unjf
Features Provided
Floating nut
Thready Qty Per Inch (tpi)
18
Hardness Rating
Between 38.0 rockwell c and 42.0 rockwell c
Thread Size
0.625 inches
Material
Steel comp e4340 or steel comp 4340
Material Specification
Mil-s-5000 per 4340 military specification 1st material response or ams 6414 assn standard 2nd material response
Surface Treatment
Cadmium
Surface Treatment Specification
Nas 672 assn standard single treatment response
NSN
5310-01-475-8173
Part Number
ST3M738-10
Description
Nut,self-locking,barrel
CAGE
76301

A nut of cylindrical or partly cylindrical cross-section with integral threads perpendicular to the axial centerline. Ends may be flat or flanged. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, round.

Part ST3M738-10 NSN 5310-01-475-8173

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15891
FIIG:
A021A0
Concept No.:
1
App. Key:
BH
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:
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:
Q

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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