Model: ABS20519-08E20

Externally Relieved Body Screw

Special Features:

O-ring under head

Properties:

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.375 inches and 0.390 inches
Fastener Length
Between 1.235 inches and 1.280 inches
Head Style
Round extended washer
Head Height
Between 0.105 inches and 0.115 inches
Extended Washer Diameter
Between 0.365 inches and 0.385 inches
First Diameter From Head
Between 0.120 inches and 0.125 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter
Between 0.860 inches and 0.890 inches
Internal Drive Style
Cross recess type 1
Thread Diameter
0.164 inches
Thready Qty Per Inch (tpi)
32
Externally Relieved Body Diameter Quantity
1
Material
Plastic polytetrafluoroethylene stand-off
Material
Steel comp 302 fastener or steel comp 304 fastener or steel comp 305 fastener
Material Specification
Ams3652 assn standard single material response stand-off
Material Specification
Qq-s-763 federal specification all material responses fastener
Surface Treatment
Passivate fastener
Surface Treatment Specification
Mil-s-5002 military specification single treatment response fastener
Thread Series Designator
Unc
NSN
5305-01-289-5852
Part Number
ABS20519-08E20
Description
Screw,externally Relieved Body
CAGE
70127

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also bolt, externally relieved body and bolt, internal wrenching.

Part ABS20519-08E20 NSN 5305-01-289-5852

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
01852
FIIG:
A003B0
Concept No.:
App. Key:
SE
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
096640
UFC:
50600
LTL:
70.0
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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