Model: 720285-90

Panel Screw Assembly

Special Features:

Knurled head

Properties:

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.537 inches
Fastener Length
Between 1.067 inches and 1.107 inches
Head Style
Flat chamfer
Head Diameter
0.451 inches
Head Height
0.520 inches
Internal Drive Style
Slot
Material Accommodated Thickness
Between 0.032 inches and 0.093 inches
Thread Diameter
0.138 inches
Thready Qty Per Inch (tpi)
32
Material
Steel comp 302b spring
Material
Steel comp 302 primary washer
Material
Steel comp 302 secondary washer
Material
Stainless steel stand-off
Material
Steel fastener
Material Specification
Astm-a-493 300 series assn standard single material response fastener
Material Specification
Mil-s-5059 military specification single material response primary washer
Material Specification
Mil-s-5059 military specification single material response secondary washer
Material Specification
Qq-s-764 federal specification single material response stand-off or mil-s-23195 military specification single material response stand-off
Material Specification
Qq-w-423 federal specification single material response spring
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unc
NSN
5305-01-286-0178
Part Number
720285-90
Description
Screw Assembly,panel
CAGE
05869

A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.

Part 720285-90 NSN 5305-01-286-0178

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
33044
FIIG:
A003B0
Concept No.:
App. Key:
SU
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:
--
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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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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