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

Union Nut

Model / MPN: 8431343-2 | NSN: 4730-01-256-9023
ITAR Registered seal

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.

Product Details
NATO Stock Number
4730-01-256-9023
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3b
Thread Direction
Left-hand
Nut Style
Hexagon
Nut Height
1.072 inches
Width Across Flats
1.250 inches
Smallest Inside Diameter
0.758 inches
Thread Series
Ngo
Shoulder Step Width
0.187 inches
Shoulder Seat Diameter
0.960 inches
Thready Qty Per Inch (tpi)
14
Thread Size
1.030 inches
Material
Stainless steel
Material Specification
Astm a582, type 303, cond a assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35, type 4 federal specification single treatment response
8431343 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M318T017Y Nut, Union 85 EA 07/09/2018

Pricing and Availability

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8431343-2 Cross Reference
  • 8431343
  • SS-60-3