PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M3142-2006 PIECE 10L1Tailpiece,union

Naval Inventory Control Point Mechanicsburg · NSN 4730-01-347-4689 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-347-4689 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-347-4689. Primary manufacturer part number: M3142-2006 PIECE 10L1.
Features
  • Tailpiece,union — FSC 4730
  • 4 verified cross-references
  • Primary manufacturer: Naval Inventory Control Point Mechanicsburg
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Tailpiece,union, cataloged under National Stock Number 4730-01-347-4689, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameTailpiece,union
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersNaval Inventory Control Point Mechanicsburg (CAGE 03950); Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc (CAGE 0ASY6)
Technical Specifications
ParameterValue
NSN4730-01-347-4689
Primary Part NumberM3142-2006 PIECE 10L1
Item NameTailpiece,union
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-00-061-6912400-61 INTERCHANGEABLE
Nipple,tube
Swagelok Co
Cross-Reference Index
Part NumberManufacturer
M3142-2006 PIECE 10L1 Naval Inventory Control Point Mechanicsburg (USA)
4BU Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc (USA)
4BUL1 Naval Inventory Control Point Mechanicsburg (USA)
M3142-2006 PIECE 10 Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc (USA)
Related Parts
4730-00-061-6912INTERCHANGEABLE
NIPPLE,TUBE
400-61

Frequently Asked Questions

What is NSN 4730-01-347-4689?

NSN 4730-01-347-4689 is a Tailpiece,union, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-347-4689?

NSN 4730-01-347-4689 has 4 cross-referenced part numbers: M3142-2006 PIECE 10L1 (Naval Inventory Control Point Mechanicsburg), 4BU (Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc), 4BUL1 (Naval Inventory Control Point Mechanicsburg), M3142-2006 PIECE 10 (Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc).

What NSN replaces 4730-01-347-4689?

There is 1 known substitute for 4730-01-347-4689: 4730-00-061-6912. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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