Model: 2578743-001A

Setscrew

Special Features:

Hole 0.046 in. Min, 0.050 in. Max diadrille in shank 0.050 in. From threaded end

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.335 inches
Fastener Length
0.380 inches
Head Style
Hexagon
Width Between Flats
Between 0.063 inches and 0.064 inches
Thread Diameter
0.190 inches
Thready Qty Per Inch (tpi)
32
Hardness Rating
45.0 rockwell c and 53.0 rockwell c
Material
Steel comp 4037 or steel comp 4137 or steel comp 8740 or steel comp 8630 or steel comp 303 or steel comp 303se
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type 2, cl 2 federal specification single treatment response
Thread Series Designator
Unf
NSN
5305-00-757-5680
Part Number
2578743-001A
Description
Setscrew
CAGE
06848

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 2578743-001A NSN 5305-00-757-5680

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:
U
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:
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:
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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