PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

490993PCQGuard,hose-Tubing

Naval Sea Systems Command · NSN 4720-00-469-0288 · FSC 4720 · No Item Name Available
Verified by PartsTable
NSN 4720-00-469-0288 — this item is cataloged by the U.S. Government under National Stock Number 4720-00-469-0288. Primary manufacturer part number: 490993PCQ.
Features
  • Guard,hose-Tubing — FSC 4720
  • Inside Diameter: 4.562 INCHES NOMINAL IN
  • Material: COPPER ALLOY
  • Outside Diameter: 5.500 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Applications requiring Copper Alloy construction
General Description

The Guard,hose-Tubing, cataloged under National Stock Number 4720-00-469-0288, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4720-00-469-0288
Primary Part Number490993PCQ
Item NameGuard,hose-Tubing
FSC / FSG4720 / 47 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Inside Diameter4.562 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Outside Diameter5.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5306-00-146-919042808 INTERCHANGEABLE
Bolt,machine
Itw Food Equipment Group Llc Dba Hobart Service
4730-00-469-0283151138PCDD INTERCHANGEABLE
Coupling,hose
Naval Sea Systems Command
5999-00-699-137142062 INTERCHANGEABLE
Delay Line
L3harris Technologies, Inc. Div Space and Airborne Systems
5935-00-774-5567 INTERCHANGEABLE
Connector,plug,electrical
5325-01-011-004542-062 INTERCHANGEABLE
Grommet,nonmetallic
Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
1680-01-205-639242062 INTERCHANGEABLE
Cover,plate Valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
6515-01-417-7169420.62 INTERCHANGEABLE
Bone Plate
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
5330-01-499-760942062 INTERCHANGEABLE
Retainer,seal
Moog Inc. Dba Ampac-Isp Corp
5340-01-677-701942062 INTERCHANGEABLE
Bracket,mounting
Gravotech, Inc. Dba Gravotech Inc
Cross-Reference Index
Part NumberManufacturer
490993 Portsmouth Naval Shipyard (USA)
490993PCQ PRIMARY Naval Sea Systems Command (USA)
42062 Portsmouth Naval Shipyard (USA)
42062PCQ PRIMARY Portsmouth Naval Shipyard (USA)
490993PCQ Naval Ship Systems Command (USA)
Related Parts
5306-00-146-9190INTERCHANGEABLE
BOLT,MACHINE
42808
4730-00-469-0283INTERCHANGEABLE
COUPLING,HOSE
151138PCDD
5999-00-699-1371INTERCHANGEABLE
DELAY LINE
42062
5935-00-774-5567INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5325-01-011-0045INTERCHANGEABLE
GROMMET,NONMETALLIC
42-062
1680-01-205-6392INTERCHANGEABLE
COVER,PLATE VALVE
42062
6515-01-417-7169INTERCHANGEABLE
BONE PLATE
420.62
5330-01-499-7609INTERCHANGEABLE
RETAINER,SEAL
42062
5340-01-677-7019INTERCHANGEABLE
BRACKET,MOUNTING
42062

Frequently Asked Questions

What is NSN 4720-00-469-0288?

NSN 4720-00-469-0288 is a Guard,hose-Tubing, manufactured by Naval Sea Systems Command, classified under FSC 4720 (No Item Name Available). Status: active.

What are the part numbers for NSN 4720-00-469-0288?

NSN 4720-00-469-0288 has 5 cross-referenced part numbers: 490993 (Portsmouth Naval Shipyard), 490993PCQ (Naval Sea Systems Command), 42062 (Portsmouth Naval Shipyard), 42062PCQ (Portsmouth Naval Shipyard), 490993PCQ (Naval Ship Systems Command).

What NSN replaces 4720-00-469-0288?

There are 9 known substitutes for 4720-00-469-0288: 5306-00-146-9190, 4730-00-469-0283, 5999-00-699-1371 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 490993PCQ?

Key specifications for 490993PCQ: Special Features: THD INT HOSE 4.000-6 NH(SPL); Inside Diameter: 4.562 INCHES NOMINAL IN; Material: COPPER ALLOY; Outside Diameter: 5.500 INCHES NOMINAL IN. 4 total characteristics are documented in the Federal Logistics Information System.

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