PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C20641Coupling,hose

Hydrasearch Company, Llc · NSN 4730-01-517-1510 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-517-1510 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-517-1510. Primary manufacturer part number: C20641.
Features
  • Coupling,hose — FSC 4730
  • 2 verified cross-references
  • Primary manufacturer: Hydrasearch Company, Llc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Coupling,hose, cataloged under National Stock Number 4730-01-517-1510, 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 Hydrasearch Company, Llc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCoupling,hose
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersHydrasearch Company, Llc (CAGE 32142)
Technical Specifications
ParameterValue
NSN4730-01-517-1510
Primary Part NumberC20641
Item NameCoupling,hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerHydrasearch Company, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3110-00-120-3080709473 INTERCHANGEABLE
Bearing,roller,needle
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5133-00-266-9243 INTERCHANGEABLE
Drill,twist
5330-00-285-6378 INTERCHANGEABLE
Seal,plain Encased
5310-00-405-271320641 INTERCHANGEABLE
Washer,lock
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5365-00-420-447220641 INTERCHANGEABLE
Spacer,ring
Eaton Corporation Div Eaton Fluid Power
2520-00-495-627220641 INTERCHANGEABLE
Lever,clutch Plate
Eagle Crusher Co Inc Dba Stedman Machine Co
5945-01-091-9536 INTERCHANGEABLE
Relay,electromagnetic
Cross-Reference Index
Part NumberManufacturer
20641 Hydrasearch Company, Llc (USA)
C20641 PRIMARY Hydrasearch Company, Llc (USA)
Related Parts
3110-00-120-3080INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
709473
5133-00-266-9243INTERCHANGEABLE
DRILL,TWIST
5330-00-285-6378INTERCHANGEABLE
SEAL,PLAIN ENCASED
5310-00-405-2713INTERCHANGEABLE
WASHER,LOCK
20641
5365-00-420-4472INTERCHANGEABLE
SPACER,RING
20641
2520-00-495-6272INTERCHANGEABLE
LEVER,CLUTCH PLATE
20641
5945-01-091-9536INTERCHANGEABLE
RELAY,ELECTROMAGNETIC

Frequently Asked Questions

What is NSN 4730-01-517-1510?

NSN 4730-01-517-1510 is a Coupling,hose, manufactured by Hydrasearch Company, Llc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-517-1510?

NSN 4730-01-517-1510 has 2 cross-referenced part numbers: 20641 (Hydrasearch Company, Llc), C20641 (Hydrasearch Company, Llc).

What NSN replaces 4730-01-517-1510?

There are 7 known substitutes for 4730-01-517-1510: 3110-00-120-3080, 5133-00-266-9243, 5330-00-285-6378 and 4 more. Verify interchangeability with system specifications before substitution.

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