PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

64496Flange,pipe

Naval Ship Systems Command · NSN 4730-00-277-3330 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-277-3330 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-277-3330. Primary manufacturer part number: 64496.
Features
  • Flange,pipe — FSC 4730
  • Nominal Thread Size: 0.375 INCHES IN
  • Material Document and Classification: MIL-S-872 MIL SPEC SINGLE MATERIAL RESPONSE
  • Screw Thread Series Designator: NPT
  • Neck Height: 5.188 INCHES NOMINAL IN
  • Thickness: 0.562 INCHES NOMINAL IN
  • Neck Diameter: 0.840 INCHES NOMINAL IN
  • Nominal Pipe Size for Which Designed: 0.375 INCHES IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel construction
General Description

The Flange,pipe, cataloged under National Stock Number 4730-00-277-3330, 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 Ship Systems Command. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-277-3330
Primary Part Number64496
Item NameFlange,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Nominal Thread Size0.375 INCHES IN
Material Document and ClassificationMIL-S-872 MIL SPEC SINGLE MATERIAL RESPONSE
Screw Thread Series DesignatorNPT
Neck Height5.188 INCHES NOMINAL IN
Thickness0.562 INCHES NOMINAL IN
Neck Diameter0.840 INCHES NOMINAL IN
Nominal Pipe Size for Which Designed0.375 INCHES IN
Bolt Hole Quantity4
Bolt Hole Diameter0.500 INCHES NOMINAL IN
Flange Section StyleEXTERNAL FACE, THREADED NECK
Raised Face Diameter2.000 INCHES NOMINAL IN
Raised Face Height0.250 INCHES NOMINAL IN
Face Seating Surface ConditionMACHINED
Operating Pressure and Type600.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
Maximum Operating Temp and Media for Which Designed850.0 FAHRENHEIT STEAM DEGF
Style DesignatorROUND, ONE BOLT HOLE CIRCLE
MaterialSTEEL
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY REPLY NO. 1
Bolt Circle Diameter2.625 INCHES NOMINAL IN
Flange Diameter3.750 INCHES NOMINAL IN
Recess Diameter0.493 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5330-00-708-78219831LPDH1L5 INTERCHANGEABLE
Seal,plain
Johns Manville Intl
6240-01-344-667640513 INTERCHANGEABLE
Lamp,metal Halide
Venture Lighting International, Inc. Dba Venture Lighting Intl
Cross-Reference Index
Part NumberManufacturer
64496 Naval Ship Systems Command (USA)
5000S4823-64496 Naval Ship Systems Command (USA)
Related Parts
5330-00-708-7821INTERCHANGEABLE
SEAL,PLAIN
9831LPDH1L5
6240-01-344-6676INTERCHANGEABLE
LAMP,METAL HALIDE
40513

Frequently Asked Questions

What is NSN 4730-00-277-3330?

NSN 4730-00-277-3330 is a Flange,pipe, manufactured by Naval Ship Systems Command, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-277-3330?

NSN 4730-00-277-3330 has 2 cross-referenced part numbers: 64496 (Naval Ship Systems Command), 5000S4823-64496 (Naval Ship Systems Command).

What NSN replaces 4730-00-277-3330?

There are 2 known substitutes for 4730-00-277-3330: 5330-00-708-7821, 6240-01-344-6676. Verify interchangeability with system specifications before substitution.

What are the specifications of 64496?

Key specifications for 64496: Nominal Thread Size: 0.375 INCHES IN; Material Document and Classification: MIL-S-872 MIL SPEC SINGLE MATERIAL RESPONSE; Screw Thread Series Designator: NPT; Neck Height: 5.188 INCHES NOMINAL IN. 21 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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