PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8006Lock Ring

Tuthill Corp Hansen Coupling Div · NSN 4730-00-038-6549 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-038-6549 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-038-6549. Primary manufacturer part number: 8006.
Features
  • Lock Ring — FSC 4730
  • 2 verified cross-references
  • Primary manufacturer: Tuthill Corp Hansen Coupling Div
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Lock Ring, cataloged under National Stock Number 4730-00-038-6549, 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 Tuthill Corp Hansen Coupling Div. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameLock Ring
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersCircle Tool and Mfg Co (CAGE 95963); Tuthill Corp Hansen Coupling Div (CAGE 73992)
Technical Specifications
ParameterValue
NSN4730-00-038-6549
Primary Part Number8006
Item NameLock Ring
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerTuthill Corp Hansen Coupling Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-40657006 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
3455-00-243-217311550 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
Niagara Cutter Inc
1660-00-518-51528006 INTERCHANGEABLE
Spool,valve
Essex Industries, Inc. Dba Essex Industries
9540-00-528-9327 INTERCHANGEABLE
Angle,structural
5120-00-534-78305120-00-534-7830 INTERCHANGEABLE
Adapter,mechanical Puller
General Services Administration Federal Supply Service
9540-00-720-1357 INTERCHANGEABLE
Angle,structural
5310-00-934-9747MS35649-262 INTERCHANGEABLE
Nut,plain,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5970-00-959-84898006 INTERCHANGEABLE
Insulation Sleeving,electrical
Birnbach Co Inc
5915-00-991-35048535998-1 INTERCHANGEABLE
Filter,band Pass
Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Advanced Technology Laboratories
6540-01-095-92948006 INTERCHANGEABLE
Lens,ophthalmic,compound
Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia
Cross-Reference Index
Part NumberManufacturer
8006 Circle Tool and Mfg Co (USA)
8006 PRIMARY Tuthill Corp Hansen Coupling Div (USA)
Related Parts
3110-00-156-4065INTERCHANGEABLE
BEARING,BALL,ANNULAR
7006
3455-00-243-2173INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
11550
1660-00-518-5152INTERCHANGEABLE
SPOOL,VALVE
8006
9540-00-528-9327INTERCHANGEABLE
ANGLE,STRUCTURAL
5120-00-534-7830INTERCHANGEABLE
ADAPTER,MECHANICAL PULLER
5120-00-534-7830
9540-00-720-1357INTERCHANGEABLE
ANGLE,STRUCTURAL
5310-00-934-9747INTERCHANGEABLE
NUT,PLAIN,HEXAGON
MS35649-262
5970-00-959-8489INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
8006
5915-00-991-3504INTERCHANGEABLE
FILTER,BAND PASS
8535998-1
6540-01-095-9294INTERCHANGEABLE
LENS,OPHTHALMIC,COMPOUND
8006
5905-01-101-9412INTERCHANGEABLE
RESISTOR NETWORK,FIXED,FILM
8006
5305-01-120-5901INTERCHANGEABLE
SCREW

Frequently Asked Questions

What is NSN 4730-00-038-6549?

NSN 4730-00-038-6549 is a Lock Ring, manufactured by Tuthill Corp Hansen Coupling Div, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-038-6549?

NSN 4730-00-038-6549 has 2 cross-referenced part numbers: 8006 (Circle Tool and Mfg Co), 8006 (Tuthill Corp Hansen Coupling Div).

What NSN replaces 4730-00-038-6549?

There are 12 known substitutes for 4730-00-038-6549: 3110-00-156-4065, 3455-00-243-2173, 1660-00-518-5152 and 9 more. Verify interchangeability with system specifications before substitution.

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