NSN 4710-01-613-2903 · NIIN 016132903 · Part number MM2156-4
National Marine Exhaust Inc. · FSC 4710 — Pipe, Tube and Rigid Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 1PZ81
Government record, cited
NSN 4710-01-613-2903 — this item is cataloged by the U.S. Government under National Stock Number 4710-01-613-2903. Manufacturer of record part number: MM2156-4.
Also searched as4710-01-613-2903 ·
4710016132903 ·
NIIN 016132903 ·
01-613-2903 ·
FSC 4710 Pipe, Tube and Rigid Tubing · CAGE 1PZ81 · MM2156-4
Manufacturer of record: National Marine Exhaust Inc.
Identification
NSN: 4710-01-613-2903
NIIN: 016132903
FSC: 4710 — Pipe, Tube and Rigid Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: MM2156-4
Manufacturer: National Marine Exhaust Inc.
General Description
The Tube Assembly,metal, cataloged under National Stock Number 4710-01-613-2903, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is National Marine Exhaust Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Other items in FSC 4710 — Pipe, Tube and Rigid Tubing
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4710-00-001-0080
TUBE ASSEMBLY,METAL
4710-00-001-0081
4710-00-001-0081 · Item name not on file
4710-00-001-0082
TUBE ASSEMBLY,METAL
4710-00-001-1229
TUBE ASSEMBLY,METAL
4710-00-001-1676
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4710-00-001-1686
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4710-00-001-1688
4710-00-001-1688 · Item name not on file
4710-00-001-1691
4710-00-001-1691 · Item name not on file
Frequently Asked Questions
What is NSN 4710-01-613-2903?
NSN 4710-01-613-2903 is a Tube Assembly,metal, manufactured by National Marine Exhaust Inc., classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
What part numbers are listed for NSN 4710-01-613-2903?
NSN 4710-01-613-2903 has 1 manufacturer part number on file: MM2156-4 (National Marine Exhaust Inc.).
What are the specifications of MM2156-4?
Key specifications for MM2156-4: Tube Outside Diameter: 5.0 INCHES NOMINAL IN; Special Features: 45 DEGREE ELBOW, 5 INCH OUTSIDE DIAMTER 12 GAUGE TUBING, MATERIAL: 316 LSTAINLESS STEEL. IN; Part Name Assigned by Controlling Agency: ELBOW,WATER; End Item Identification: BOAT, PERSONNEL. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4710-01-613-2903 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.