Model: 37014

Union Nut

Properties:

Thread Class
3b
Thread Direction
Right-hand
Shoulder Width
Between 0.109 inches and 0.141 inches
Nut Style
Round
Nut Diameter
Between 4.734 inches and 4.766 inches
Nut Height
Between 1.250 inches and 1.281 inches
Smallest Inside Diameter
Between 3.297 inches and 3.328 inches
Thread Series
Unjs
Shoulder Step Width
Between 0.438 inches and 0.469 inches
Shoulder Seat Diameter
Between 3.734 inches and 3.766 inches
Thready Qty Per Inch (tpi)
16
Thread Size
4.375 inches
Material
Steel comp 4340
Material Specification
Ams 6415 uns g43400 assn standard single material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type 2, class 3 federal specification all treatment responses
Supplementary Features
End item nsn 4920-01-142-0108 hydraulic accumulator; u/o model aifv; ring, retaining, end cap, hyd power supply function
Specification Data
80212-4209765 manufacturers source control
NSN
4730-01-135-2546
Part Number
37014
Description
Nut,union
CAGE
10237

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 37014 NSN 4730-01-135-2546

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

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Schedule B and Export
  • Schedule B: 7318160000
  • SITC: 69421
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Nuts of iron or steel

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