Product Details | UNION NUT

4730-01-412-6842 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: 2633-791-04, 263379104PC6, 2633-791-04-PC6, 8016640820, 801-6640820, 8016640820ASSY18PC6, 8016758238, 801-6758238, 8016758238PC6, 801-6758238PC6, 4730-01-412-6842, 01-412-6842, 4730014126842, 263379104, 014126842

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

Supply Group (FSG) NSN Assign. NIIN
47 26 APR 1995 01-412-6842

Drawings & Photos | NSN 4730-01-412-6842


Demand History | NSN 4730-01-412-6842

Part Number Request Date QTY Origin
PC6 2019-05-133 20 United States
PC6 2018-02-38 4 United States

Cross Reference | NSN 4730-01-412-6842

Part Number Cage Code Manufacturer
2633-791-04 96169 ELECTRIC BOAT CORPORATION
2633-791-04-PC6 96169 ELECTRIC BOAT CORPORATION
801-6640820 53711 NAVAL SEA SYSTEMS COMMAND
801-6640820ASSY18,PC6 53711 NAVAL SEA SYSTEMS COMMAND
801-6758238 53711 NAVAL SEA SYSTEMS COMMAND
801-6758238PC6 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 4730-01-412-6842

Characteristic Specifications
THREAD SERIES UN
NOMINAL THREAD SIZE 1.750 INCHES
THREAD QUANTITY PER INCH 12
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL NICKEL ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION ASTM-B-446 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A371 HEXAGON
SHOULDER WIDTH 0.230 INCHES NOMINAL
NUT HEIGHT 1.060 INCHES NOMINAL
WIDTH ACROSS FLATS 2.188 INCHES NOMINAL
SMALLEST INSIDE DIAMETER 1.755 INCHES MINIMUM AND 1.765 INCHES MAXIMUM
SHOULDER STEP WIDTH 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
SHOULDER SEAT DIAMETER 2.000 INCHES NOMINAL
TEMP RATING 160.0 DEG FAHRENHEIT NOMINAL
MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNED NOT RATED

Restrictions/Controls & Freight Information | NSN 4730-01-412-6842

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:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
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 AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 4730-01-412-6842

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each