Model: 801-6640820

Union Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Shoulder Width
0.230 inches
Nut Style
Hexagon
Nut Height
1.060 inches
Width Across Flats
2.188 inches
Tempurature Rating
160.0 degrees fahrenheit
Smallest Inside Diameter
Between 1.755 inches and 1.765 inches
Thread Series
Un
Shoulder Step Width
Between 0.250 inches and 0.270 inches
Shoulder Seat Diameter
2.000 inches
Thready Qty Per Inch (tpi)
12
Thread Size
1.750 inches
Material
Nickel alloy
Material Specification
Astm-b-446 assn standard single material response
NSN
4730-01-412-6842
Part Number
801-6640820
Description
Nut,union
CAGE
53711

An internally threaded nut which has an internal seat or shoulder designed to engage the nut retaining flange of a union tailpiece. The threaded portion is used to engage the thread piece of a union, union elbor or the like. Excludes nut (1), tube coupling.

Part 801-6640820 NSN 4730-01-412-6842

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
19964
FIIG:
A021A0
Concept No.:
1
App. Key:
DB
Cond. Code:
2
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7507200000
  • SITC: 68322
  • End Use: Finished metal shapes
  • NAICS: 332919
  • USDA: 1

Freight Class: Tube or pipe fittings of nickel

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