Model: N21015A

Union Nut

Special Features:

Shoulder not stepped, four 0.040 in. Diameter lockwire holes drilled in flange end

Properties:

Thread Class
2a
Thread Direction
Right-hand
Shoulder Width
0.105 inches
Nut Style
Round
Nut Diameter
2.326 inches
Nut Height
0.625 inches
End Application
Sea stallion h-53 helicopter
Drilled Hole Diameter
0.062 inches
Hole Type And Quantity
4 drilled
Smallest Inside Diameter
1.841 inches
Thread Series
Uns
Shoulder Step Width
0.125 inches
Shoulder Seat Diameter
Between 2.000 inches and 2.165 inches
Thready Qty Per Inch (tpi)
16
Thread Size
2.169 inches
Hole Configuration Style
Configuration g
Material
Aluminum alloy
Surface Treatment
Anodize
NSN
4730-00-418-0381
Part Number
N21015A
Description
Nut,union
CAGE
08118

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 N21015A NSN 4730-00-418-0381

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:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.5000lbs
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:
013540
UFC:
05680
LTL:
70.0
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7616106000
  • SITC: 69440
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Threaded fasteners of aluminum

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