Model: SF121-21SN16A

Locked In Stud

Properties:

Thread Class
3a nut thread
Thread Pitch Diameters
+0.3926/+0.3946 inches stud thread
Thread Direction
Right-hand nut thread
Thread Direction
Right-hand stud thread
Thread Length
0.620 inches nut thread
Thread Length
1.080 inches stud thread
Locking Feature
Ring, lock serrated
Overall Length
2.310 inches
Distance From Serrated Portion To Nut End
1.000 inches
Distance From Serrated Portion To Stud End
1.310 inches
Distance From Serrated Portion To End Of Stud Thread
0.230 inches
Serration Quantity
24
Thready Qty Per Inch (tpi)
14 stud thread
Thread Size
0.438 inches stud thread
Material
Steel comp 4340
Material Specification
Mil-s-5000 military specification single material response
Surface Treatment
Cadmium
Style Designator
Locked in
Thread Series Designator
Uns stud thread
NSN
5307-00-943-5479
Part Number
SF121-21SN16A
Description
Stud,locked In
CAGE
83324

Part SF121-21SN16A NSN 5307-00-943-5479

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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:
093470
UFC:
48940
LTL:
70.0
LCL:
--
WCC:
573
TCC:
Z
SHC:
9
ACC:
Construction Materials

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