Product Details | UNION NUT

4730-00-542-5953 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: M1183/10-54N1, M11831054N1, MILF001183, 0083694, 213623, 213623 ITEM 15, 213623ITEM15, 4730-00-542-5953, 00-542-5953, 4730005425953, 005425953

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1961 00-542-5953

Drawings & Photos | NSN 4730-00-542-5953


Demand History | NSN 4730-00-542-5953

Part Number Request Date QTY Origin
4730-00-542-5953 2023-12-340 8 US
4730-00-542-5953 2022-11-317 198 DIBBS
M11831054N1 2020-10-294 23 US
4730-00-542-5953 2018-09-270 88 DIBBS
4730-00-542-5953 2018-07-192 88 DIBBS
4730-00-542-5953 2018-06-172 2 us

Cross Reference | NSN 4730-00-542-5953

Part Number Cage Code Manufacturer
0083694 16497 DRESSER, INC. DBA DRESSER EQUIPMENT GROUP
213623 16497 DRESSER, INC. DBA DRESSER EQUIPMENT GROUP
213623 ITEM 15 16497 DRESSER, INC. DBA DRESSER EQUIPMENT GROUP
M1183/10-54N1 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MILF001183 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 4730-00-542-5953

Characteristic Specifications
THREAD SERIES UNS
NOMINAL THREAD SIZE 2.159 INCHES
THREAD QUANTITY PER INCH 11
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL COPPER ALLOY 903 OR COPPER ALLOY 922 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390 FED SPEC 1ST MATERIAL RESPONSE OR ASTM-B61 ASSN STD 2ND MATERIAL RESPONSE OR ASTM-B62 ASSN STD 3RD MATERIAL RESPONSE OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A371 HEXAGON
SHOULDER WIDTH 0.094 INCHES NOMINAL
NUT HEIGHT 0.922 INCHES NOMINAL
WIDTH ACROSS FLATS 2.547 INCHES NOMINAL
SMALLEST INSIDE DIAMETER 1.820 INCHES NOMINAL
SHOULDER STEP WIDTH 0.175 INCHES NOMINAL
SHOULDER SEAT DIAMETER 2.060 INCHES MINIMUM AND 2.070 INCHES MAXIMUM
TEMP RATING 150.0 DEG FAHRENHEIT MINIMUM AND 425.0 DEG FAHRENHEIT MAXIMUM
MAXIMUM WORKING PRESSURE RATING AND SERVICE FOR WHICH DESIGNED 200.0 POUNDS PER SQUARE INCH STEAM AND 400.0 POUNDS PER SQUARE INCH AIR AND 400.0 POUNDS PER SQUARE INCH OIL AND 400.0 POUNDS PER SQUARE INCH WATER
SPECIFICATION/STANDARD DATA 81349-MIL-F-1183H GOVERNMENT SPECIFICATION
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILF001183
MANUFACTURERS CODE 81349
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE M1183/10-54N1

Restrictions/Controls & Freight Information | NSN 4730-00-542-5953

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:UPrecious metal type is unknown
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 093460 BOLTS/NUTS NOI BBC/ZINC
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code XX
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 4730-00-542-5953

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