Product Details | UNION NUT

4730-00-833-8433 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.202109000004730000000

Part Alternates: B4142406, B414240-6, 4730-00-833-8433, 00-833-8433, 4730008338433, 008338433

Pipe, Tubing, Hose, and Fittings | Hose, Pipe, Tube, Lubrication, and Railing Fittings

Supply Group (FSG) NSN Assign. NIIN
47 15 SEP 1967 00-833-8433

Drawings & Photos | NSN 4730-00-833-8433


Demand History | NSN 4730-00-833-8433

Part Number Request Date QTY Origin
4730-00-833-8433 2017-02-45 25 DIBBS
4730-00-833-8433 2012-10-297 28 DIBBS

Cross Reference | NSN 4730-00-833-8433

Part Number Cage Code Manufacturer
B414240-6 07310 CALABRESE & SONS, INC.
B414240-6 0A396 COMPUTA-BASE-MACHINING, INC.
B414240-6 1V517 DUHADAWAY TOOL AND DIE SHOP, INC.
B414240-6 2M490 NASSAU TOOL WORKS, INC.
B414240-6 30828 KROBACH MFG. CORP.
B414240-6 3BZG7 NUFLO, INC.
B414240-6 5S946 PRE-MACH, INC.
B414240-6 80020 NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2
B414240-6 9U245 MASTER RESEARCH & MANUFACTURING, INC.

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Technical Data | NSN 4730-00-833-8433

Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE 2.750 INCHES
THREAD QUANTITY PER INCH 12
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL COMP 4130 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A371 HEXAGON
SHOULDER WIDTH 0.313 INCHES NOMINAL
NUT HEIGHT 1.625 INCHES NOMINAL
WIDTH ACROSS FLATS 3.000 INCHES NOMINAL
SMALLEST INSIDE DIAMETER 2.378 INCHES MINIMUM AND 2.381 INCHES MAXIMUM
SHOULDER STEP WIDTH 0.312 INCHES NOMINAL
SHOULDER SEAT DIAMETER 2.755 INCHES MINIMUM AND 2.765 INCHES MAXIMUM
TEMP RATING NOT RATED
MANUFACTURERS CODE 80020
DESIGN CONTROL REFERENCE B414240-6

Restrictions/Controls & Freight Information | NSN 4730-00-833-8433

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:SThe item is a non-aviation Critical Safety Item (CSI) whose failure will result in serious damage to equipment or serious injury or death to personnel.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 576 unknown
Originating Activity Code KE Naval ICP
Philadelphia, PA 19111
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4730-00-833-8433

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each