Model: 637P4

Plain Stud

Special Features:

Stud end thread 0.004 in. Oversize

Properties:

Thread Class
3a nut thread
Thread Pitch Diameters
+0.2843/+0.2869 inches stud thread
Thread Pitch Diameters
+0.2843 to 0.2869 inches stud thread
Thread Direction
Right-hand nut thread
Thread Direction
Right-hand stud thread
Thread Length
0.625 inches stud thread
Thread Length
0.438 inches nut thread
Overall Length
1.563 inches
Distance From Cotter Pin Hole Centerline To Nut End
0.094 inches first hole
Cotter Pin Hole Diameter
0.094 inches first hole
Thready Qty Per Inch (tpi)
18 stud thread
Thready Qty Per Inch (tpi)
24 nut thread
Hardness Rating
Between 26.0 rockwell c and 32.0 rockwell c
Thread Size
0.312 inches nut thread
Thread Size
0.312 inches stud thread
Material
Steel comp 8740
Material Specification
Ams 6322 assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Ams 2400 assn standard single treatment response
Thread Series Designator
Unf nut thread
Thread Series Designator
Uns stud thread
NSN
5307-00-149-4978
Part Number
637P4
Description
Stud,plain
CAGE
00198

Part 637P4 NSN 5307-00-149-4978

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
15948
FIIG:
A051A0
Concept No.:
App. Key:
E
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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