Model: U537459

Setscrew

Properties:

Thread Class
2a
Thread Direction
Right-hand
Fastener Length
1.375 inches
Head Style
Flat chamfer
Head Diameter
0.403 inches
Head Height
0.281 inches
Point Length
0.312 inches
Point Diameter
0.187 inches
Point Style
Dog
Internal Drive Style
Slot
End Application
E fwd fuselag
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Part Name Assigned By Controlling Agency
Screw
Material
Stainless steel
Surface Treatment
Passivate
Surface Treatment Specification
Spec ps 363 mfr ref single treatment response
Thread Series Designator
Unf
NSN
5305-01-531-2659
Part Number
U537459
Description
Setscrew
CAGE
78943

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 U537459 NSN 5305-01-531-2659

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:
A
ESD:
A
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:

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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