Model: S257-3-846

Locked In 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
0.552 inches nut thread and 0.572 inches nut thread
Thread Length
0.448 inches stud thread
Locking Feature
Ring, lock keyed
Shoulder Diameter
0.334 inches
Shoulder Length
Between 0.052 inches and 0.057 inches
Overall Length
Between 3.365 inches and 3.385 inches
Distance From Shoulder Portion To Nut End
Between 2.865 inches and 2.885 inches
Distance From Cotter Pin Hole Centerline To Nut End
0.166 inches second hole
Distance From Cotter Pin Hole Centerline To Nut End
0.146 inches first hole
Cotter Pin Hole Diameter
0.076 inches first hole
Thready Qty Per Inch (tpi)
14 stud thread
Thready Qty Per Inch (tpi)
24 nut thread
Thread Size
0.312 inches nut thread
Thread Size
0.438 inches stud thread
Material
Steel comp 4130
Material Specification
Aisi assn standard single material response
Surface Treatment
Cadmium
Surface Treatment Specification
Qq-p-416, type 1 cl b federal specification single treatment response
Style Designator
Locked in
Thread Series Designator
Unc stud thread
Thread Series Designator
Unf nut thread
NSN
5307-00-841-4104
Part Number
S257-3-846
Description
Stud,locked In
CAGE
01556

Part S257-3-846 NSN 5307-00-841-4104

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16012
FIIG:
A051A0
Concept No.:
App. Key:
D
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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