Model: BB3956

Setscrew

Special Features:

Nonstandard point tapered 1 to 50 on dia

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.255 inches
Fastener Length
0.531 inches
Head Style
Hexagon
Head Height
0.125 inches
Width Between Flats
0.188 inches
Point Length
Between 0.264 inches and 0.276 inches
Point Diameter
Between 0.133 inches and 0.134 inches
Point Style
Cone
Internal Drive Style
W/o internal drive
Thread Diameter
0.190 inches
Thready Qty Per Inch (tpi)
32
Hardness Rating
45.0 rockwell c
Point Chamfer Angle
120.0 degrees
Material
Steel comp 4140
Material Specification
Sae assn standard single material response
Thread Series Designator
Unf
NSN
5305-00-272-6223
Part Number
BB3956
Description
Setscrew
CAGE
56442

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Part BB3956 NSN 5305-00-272-6223

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06672
FIIG:
A003B0
Concept No.:
App. Key:
SQ
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:
A
ESD:
ESD:
MMAC:
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:
SPI No.:
SPI Rev.:
SPC Mkg:
LVL_A:
LVL_B:

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7318152000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment

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