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Worldwide distributor of NSN parts and consumables located in the USA.

Tube Coupling Nut

Model / MPN: 225D5 | NSN: 4730-00-142-2167
ITAR Registered seal

An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes nut (1), tube coupling, reducing; and nut (1), union.

Product Details
NATO Stock Number
4730-00-142-2167
Sold in multiples of
25 EA
DEMIL
NO
Thread Class
3a
Thread Direction
Right-hand
Fabrication Method
Machined
Nut Style
Tube coupling
Nut Height
0.719 inches
End Application
Grumman a-10 acft
Width Across Flats
Between 0.684 inches and 0.691 inches
Length To Shoulder
Between 0.600 inches and 0.630 inches
Smallest Inside Diameter
Between 0.440 inches and 0.443 inches
Thread Series
Unjf
Thready Qty Per Inch (tpi)
18
Thread Size
0.562 inches
Tube Outside Diameter
0.375 inches
Material
Aluminum alloy 2014
Material Specification
Qq-a-225/4, t6 federal specification single material response
Surface Treatment
Anodize
Surface Treatment Specification
Mil-a-8525, type 2, cl 2 military specification single treatment response
Specification Data
88044-an818 government standard
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M315Q0744 Nut, Tube Coupling 7121 EA 06/04/2015
SPE7M317Q0452 Nut, Tube Coupling 2284 EA 03/10/2017
SPE7M318T6369 Nut, Tube Coupling 7273 EA 04/12/2018
SPE7M319T4074 Nut, Tube Coupling 4767 EA 01/14/2019
SPE7M319T083Y Nut, Tube Coupling 9981 EA 08/01/2019
SPE7M320T0025 Nut, Tube Coupling 2796 EA 10/15/2019

Pricing and Availability

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225D5 Cross Reference
  • AN618-6D
  • AN816-6D
  • AN818-6-6D
  • AN818-6D
  • 4792-6D
  • AN818-6D
  • AN818-6D
  • AN818-6D
  • 8176561
  • 720335-6
  • AN818-6D
  • AN818-6D
  • AS4841
  • 946.29.95.205
  • 32-50242-23
  • 416775-15
  • Z00.N7230061455
  • AN818-6D
  • 2428140540
  • 290-6D
  • AN818-6D
  • AN818-6D
  • 10111292
  • AN818-6D
  • C8156560
  • AN818-6D
  • 731857-106
  • 00160