Model: U539978

Boss Outlet

Properties:

Thread Class
3b 2nd end
Mounting End Type
Concave
Connection Style
Concave/convex beveled (pipe) 1st end
Connection Style
Gasket seal (boss) 2nd end
Connection Type
Butt weld pipe 1st end
Connection Type
Threaded internal boss 2nd end
Thread Size
0.750 inches 2nd end
Nominallength
1.640 inches
Material
Aluminum alloy 6061
Material Specification
Ams 4150 assn standard single material response
Style Designator
Plain
Thread Series Designator
Unjf 2nd end
NSN
4730-01-374-7127
Part Number
U539978
Description
Outlet,boss
CAGE
78943

A fitting having one end connection designed to accommodate a boss. The other end is designed to be attached to a flat surface or the external contour of a tube, pipe, or fitting by welding, brazing, soldering, or the like. It is used to fabricate boss outlets in a pipe or tubing line.

Part U539978 NSN 4730-01-374-7127

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
35354
FIIG:
A080B0
Concept No.:
App. Key:
A
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:
SX
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
051420
UFC:
29090
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7609000000
  • SITC: 68427
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Aluminum tube or pipe fittings (couplings,elbows sleeves)

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