Model: LP257-2

Self-locking Stud

Properties:

Thread Class
2a nut thread
Thread Pitch Diameters
+0.1141/+0.1169 inches nut thread
Thread Direction
Right-hand nut thread
Thread Length
0.250 inches nut thread
Head Diameter
Between 0.197 inches and 0.201 inches
Head Length
Between 0.054 inches and 0.062 inches
Locking Feature
Nonmetallic inserts
Overall Length
Between 0.304 inches and 0.312 inches
Distance Across Flats
0.250 inches
Thready Qty Per Inch (tpi)
32 nut thread
Thread Size
0.138 inches nut thread
Material
Steel comp 303
Material Specification
Aisi assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-f-14072, e300 military specification single treatment response
Style Designator
Self-locking
Thread Series Designator
Uns nut thread
NSN
5307-00-998-5104
Part Number
LP257-2
Description
Stud,self-locking
CAGE
03038

Part LP257-2 NSN 5307-00-998-5104

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
27783
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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