Model: ST1220P3

Stepped Stud

Special Features:

Magnetic inspection required and stud end thread 0.003 in. Oversize

Properties:

Thread Class
3a nut thread
Thread Pitch Diameters
+0.2809/+0.2824 inches stud thread
Thread Direction
Right-hand nut thread
Thread Direction
Right-hand stud thread
Thread Length
0.500 inches nut thread
Thread Length
0.500 inches stud thread
Distance From Cotter Pin Hole Centerline To Nut End
0.141 inches first hole
Cotter Pin Hole Diameter
0.074 inches first hole and 0.081 inches first hole
Thready Qty Per Inch (tpi)
18 stud thread
Thready Qty Per Inch (tpi)
28 nut thread
Hardness Rating
Between 26.0 rockwell c and 32.0 rockwell c
Thread Size
0.250 inches nut thread
Thread Size
0.312 inches stud thread
Material
Steel comp 8735
Material Specification
Ams 6320 assn standard single material response
Surface Treatment
Cadmium
Thread Series Designator
Unc stud thread
Thread Series Designator
Unf nut thread
NSN
5307-00-439-1532
Part Number
ST1220P3
Description
Stud,stepped
CAGE
63005

Part ST1220P3 NSN 5307-00-439-1532

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
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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