Model: MIL-F-1183

Union Nut

Properties:

Thread Class
2b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
0.875 inches
Width Across Flats
2.188 inches
Tempurature Rating
Between 150.0 degrees fahrenheit and 425.0 degrees fahrenheit
Smallest Inside Diameter
1.510 inches
Thread Series
Uns
Shoulder Step Width
0.160 inches
Shoulder Seat Diameter
Between 1.730 inches and 1.740 inches
Thready Qty Per Inch (tpi)
11
Thread Size
1.829 inches
Maximum Working Pressure Rating And Service For Which Designed
200.0 pounds per square inch steam and 400.0 pounds per square inch air and 400.0 pounds per square inch oil and 400.0 pounds per square inch water
Material
Copper alloy
Specification Data
81349-mil-f-1183j government specification
Nondefinitive Specification/std Data
3 figure
NSN
4730-00-542-5952
Part Number
MIL-F-1183
Description
Nut,union
CAGE
81349

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 MIL-F-1183 NSN 4730-00-542-5952

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.4000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
A
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093460
UFC:
48930
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 7415290000
  • SITC: 69432
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Copper screws, nuts, bolts, rivets, and other fasteners not threaded

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