Model: 20X52

Shouldered Stud

Special Features:

0.125 in. Radius between wrench flat shoulder and nut end

Properties:

Thread Pitch Diameters
+0.7044/+0.7084 inches nut thread
Thread Pitch Diameters
+0.7044/+0.7084 inches stud thread
Thread Direction
Right-hand nut thread
Thread Direction
Right-hand stud thread
Thread Length
1.000 inches stud thread
Thread Length
1.218 inches nut thread
Shoulder Diameter
Between 1.120 inches and 1.210 inches
Shoulder Length
Between 0.190 inches and 0.220 inches
Overall Length
Between 3.710 inches and 3.830 inches
Nut End Shank Length
Between 1.030 inches and 1.060 inches
End Application
Aircraft, t-39; shipboard material handling equipment (mhe); trailer, sem (m870); refrigeration systems; water purification unit, reverse osmosis (rowpu) ; cargo system, 463l
Distance Across Flats
Between 0.910 inches and 0.940 inches
Thready Qty Per Inch (tpi)
16 nut thread
Thready Qty Per Inch (tpi)
16 stud thread
Hardness Rating
Between 18.0 rockwell c and 28.0 rockwell c
Thread Size
0.750 inches nut thread
Thread Size
0.750 inches stud thread
Stud End Shank Length
0.210 inches
Stud End Shank Diameter
Between 0.910 inches and 0.940 inches
Nut End Shank Diameter
Between 0.783 inches and 0.786 inches
Material
Steel
Style Designator
Shouldered
Thread Series Designator
Uns stud thread
Thread Series Designator
Uns nut thread
NSN
5307-00-637-0856
Part Number
20X52
Description
Stud,shouldered
CAGE
78500

Part 20X52 NSN 5307-00-637-0856

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15946
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:
0.4000lbs
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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