Product Details | TUBE COUPLING NUT

4730-00-837-1771 An internally threaded nut which has either an internal seat or shoulder and/or is designed to be used with a ferrule, to mate with the seat of an externally threaded tube fitting to form a leakproof connection. Excludes NUT (1), TUBE COUPLING, REDUCING; and NUT (1), UNION.

Part Alternates: S8079215, S8079-215, 4730-00-837-1771, 00-837-1771, 4730008371771, 008371771

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

Supply Group (FSG) NSN Assign. NIIN
47 01 JAN 1962 00-837-1771

Drawings & Photos | NSN 4730-00-837-1771


Cross Reference | NSN 4730-00-837-1771

Part Number Cage Code Manufacturer
S8079-215 70210 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL
S8079-215 72599 ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO
S8079-215 99193 HONEYWELL INTERNATIONAL INC. DBA HONEYWELL

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Technical Data | NSN 4730-00-837-1771

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.562 INCHES
THREAD QUANTITY PER INCH 18
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL CORROSION RESISTING OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
NUT STYLE A351 TUBE COUPLING
NUT HEIGHT 0.719 INCHES NOMINAL
WIDTH ACROSS FLATS 0.688 INCHES NOMINAL
LENGTH TO SHOULDER 0.603 INCHES NOMINAL
SMALLEST INSIDE DIAMETER 0.440 INCHES NOMINAL
FABRICATION METHOD MACHINED
NOMINAL TUBE OUTSIDE DIAMETER 0.375 INCHES
SPECIAL FEATURES DRILLED FOR LOCKING DEVICE TWO 0.050 IN. DIA HOLES DRILLED THROUGH OPPOSING CORNERS,PARRALLEL TO EACH OTHER,AT 90 DEG ANGLE TO CENTER LINE OF HOLE
MANUFACTURERS CODE 99193
DESIGN CONTROL REFERENCE S8079-215

Restrictions/Controls & Freight Information | NSN 4730-00-837-1771

Category Code Description
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.
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 052190 PIPE,TUBING,OR PIPE OR TUBING FITTI
Less than car load rating U 50
Less than truck load rating W Rating Variable
Water commodity Code 576 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