Model: 2621-791-04 PC-56

Union Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Shoulder Width
0.560 inches
Nut Style
Hexagon
Nut Height
1.620 inches
Width Across Flats
Smallest Inside Diameter
1.090 inches
Thread Series
Un
Shoulder Step Width
0.635 inches
Shoulder Seat Diameter
1.188 inches
Thready Qty Per Inch (tpi)
12
Thread Size
1.188 inches
Material
Nickel alloy
Material Specification
Qq-n-281 federal specification single material response
NSN
4730-01-329-1128
Part Number
2621-791-04 PC-56
Description
Nut,union
CAGE
96169

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 2621-791-04 PC-56 NSN 4730-01-329-1128

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
4.0000lbs
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:
Q
LVL_B:
Q

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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