Product Details | METALLIC TUBE

4710-00-604-8221 A straight, hollow product, welded or seamless, of round, square, or any other cross section and continuous periphery, which does not conform in cross sectional dimensions to recognized pipe standards, or those in Tables 1 through 10, Appendix C, FIIG A004A. It is designed to convey fluids, gasses, and/or semisolids. It may be rolled into coils for ease in handling. For items designed to join a tube or tube fitting to another tube, pipe, or hose or fitting, see ADAPTER (as modified); COUPLING (as modified); or NIPPLE (as modified). Excludes TUBE, BENT (as modified); PIPE, METALLIC; SPACER, SLEEVE; METAL BAR (hollow); and items with fittings, except end protectors.

Part Alternates: MILT16420, MIL-T-16420, MILT16420SZ35, 4710-00-604-8221, 00-604-8221, 4710006048221, 006048221

Pipe, Tubing, Hose, and Fittings | Pipe, Tube and Rigid Tubing

Supply Group (FSG) NSN Assign. NIIN
47 25 JAN 1975 00-604-8221

Drawings & Photos | NSN 4710-00-604-8221


Demand History | NSN 4710-00-604-8221

Part Number Request Date QTY Origin
4710-00-604-8221 2025-07-198 313 DIBBS
4710-00-604-8221 2024-08-218 271 DIBBS
4710-00-604-8221 2023-10-296 175 DIBBS
4710-00-604-8221 2023-10-285 175 DIBBS
4710-00-604-8221 2019-07-204 470 DIBBS
4710-00-604-8221 2019-01-17 283 DIBBS
4710-00-604-8221 2018-07-207 265 DIBBS
4710-00-604-8221 2018-02-46 179 DIBBS
4710-00-604-8221 2017-05-151 123 DIBBS
MILT16420 2015-09-273 1 US
4710-00-604-8221 2015-01-11 119 DIBBS
4710-00-604-8221 2014-03-70 68 DIBBS
4710-00-604-8221 2014-02-49 103 DIBBS
4710-00-604-8221 2013-11-316 77 DIBBS
4710-00-604-8221 2013-10-275 82 DIBBS
4710-00-604-8221 2013-09-266 44 DIBBS
4710-00-604-8221 2013-08-218 74 DIBBS
4710-00-604-8221 2013-07-185 56 DIBBS
4710-00-604-8221 2013-02-51 50 DIBBS
4710-00-604-8221 2012-12-366 39 DIBBS
4710-00-604-8221 2012-11-326 88 DIBBS
4710-00-604-8221 2012-09-262 5 DIBBS
4710-00-604-8221 2012-08-242 4 DIBBS
4710-00-604-8221 2012-08-233 8 DIBBS
4710-00-604-8221 2008-08-234 148 DIBBS

Cross Reference | NSN 4710-00-604-8221

Part Number Cage Code Manufacturer
MIL-T-16420 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MILT16420,SZ3.5 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY

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Technical Data | NSN 4710-00-604-8221

Characteristic Specifications
MEASURING METHOD AND LENGTH 144.000 INCHES MINIMUM RANDOM AND 240.000 INCHES MAXIMUM RANDOM
CROSS-SECTIONAL SHAPE STYLE 1 PLAIN ROUND
WALL THICKNESS 0.095 INCHES NOMINAL
DIAMETER 4.000 INCHES NOMINAL
FIRST END STYLE 1 PLAIN
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
CONSTRUCTION SEAMLESS
MAXIMUM OPERATING PRESSURE 200.0 POUNDS PER SQUARE INCH
MAXIMUM OPERATING TEMP NOT RATED
HEAT TREATMENT ANNEALED AND COLD DRAWN
NONDEFINITIVE SPEC/STD DATA 200 CLASS AND 70-30 COMPOSITION AND 1 GRADE AND 1 TYPE
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MIL-T-16420

Restrictions/Controls & Freight Information | NSN 4710-00-604-8221

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 052130 PIPE R TUBING NICKEL/COPPER
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 576 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 4710-00-604-8221

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
X
FT : Foot