Model: S346-3-78A

Stepped Stud

Properties:

Thread Class
3a nut thread
Thread Class
3a stud thread
Thread Direction
Right-hand nut thread
Thread Direction
Right-hand stud thread
Thread Length
0.490 inches nut thread and 0.510 inches nut thread
Thread Length
0.377 inches stud thread and 0.407 inches stud thread
Shank Diameter
0.250 inches
Overall Length
Between 0.927 inches and 0.940 inches
Thready Qty Per Inch (tpi)
24 stud thread
Hardness Rating
Between 26.0 rockwell c and 32.0 rockwell c
Thread Size
0.375 inches stud thread
Material
Steel comp 4130
Material Specification
Mil-s-6758 military specification single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Ams 2400 assn standard single treatment response
Style Designator
Stepped
Thread Series Designator
Unf stud thread
NSN
5307-00-490-4765
Part Number
S346-3-78A
Description
Stud,stepped
CAGE
01556

Part S346-3-78A NSN 5307-00-490-4765

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15949
FIIG:
A051A0
Concept No.:
App. Key:
C
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

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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