National Item Identification Number

01-421-8421
014218421
4730-01-421-8421
4730014218421

National Stock Number

Item Name

NUT,UNION

Federal Supply Class

4730

Description

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.

Commercial and Government Entity Code (Supplier Data)

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53711

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53711

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Reference Numbers (Part Numbers)

5959306
803-5959306-1XX-003

Required Categories

THREAD SERIES
NOMINAL THREAD SIZE
THREAD QUANTITY PER INCH
THREAD CLASS
THRE

Required Description

UN
1.5625 INCHES
12
3B
RIGHT-HAND
NICKEL ALLOY OVERALL
NOT RATED
A371 HEX