PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

37-161-1-3Adapter,straight,flange to Pipe

Celtech Corporation Div Use CAGE 65552 for All Orders · NSN 4730-01-363-8020 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-363-8020 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-363-8020. Primary manufacturer part number: 37-161-1-3.
Features
  • Adapter,straight,flange to Pipe — FSC 4730
  • Pipe Wall Thickness Designation for Which Designed: SCHEDULE 40 FIRST END
  • Material: ALUMINUM ALLOY 6061 OVERALL
  • Connection Style: PLAIN (PIPE) FIRST END
  • Bolt Hole Quantity: 8 SECOND END
  • Nominal Thread Size: 0.125 INCHES INLET IN
  • Connection Type: UNTHREADED EXTERNAL PIPE FIRST END
  • Nominal Thickness: 0.250 INCHES SECOND END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Aluminum Alloy 6061 Overall construction
General Description

The Adapter,straight,flange to Pipe, cataloged under National Stock Number 4730-01-363-8020, 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 Celtech Corporation Div Use CAGE 65552 for All Orders. Government technical data includes 15 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-363-8020
Primary Part Number37-161-1-3
Item NameAdapter,straight,flange to Pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCeltech Corporation Div Use CAGE 65552 for All Orders
StatusACTIVE
Pipe Wall Thickness Designation for Which DesignedSCHEDULE 40 FIRST END
MaterialALUMINUM ALLOY 6061 OVERALL
Connection StylePLAIN (PIPE) FIRST END
Bolt Hole Quantity8 SECOND END
Nominal Thread Size0.125 INCHES INLET IN
Connection TypeUNTHREADED EXTERNAL PIPE FIRST END
Nominal Thickness0.250 INCHES SECOND END IN
Connection StylePLAIN (PIPE) INLET
Connection TypeTHREADED INTERNAL PIPE INLET
Nominal Pipe Size Accommodated3.000 INCHES FIRST END IN
Thread Series DesignatorNPT INLET
Inlet LocationRIGHT-HAND SIDE SINGLE INLET
Flange Face DesignPLAIN SECOND END
Connection TypeFLANGE SECOND END
Flange ShapeROUND WITH HOLES SECOND END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4620-00-269-017154101S58-81 INTERCHANGEABLE
Distillation Unit,battery-Boiler
Naval Ship Systems Command
6515-01-196-950592411 INTERCHANGEABLE
Knife,general Surgical
Ansell Healthcare Products Llc Dba Ansell Div Ansell Healthcare
6515-01-313-9633372611 INTERCHANGEABLE
Knife,general Surgical
Aspen Surgical Products Inc
4730-01-363-8205L030099PT0 INTERCHANGEABLE
Coupling,clamp,pipe
Victaulic Company of America Inc Dba Victaulic Company of America
Cross-Reference Index
Part NumberManufacturer
37-161-1-3 PRIMARY Celtech Corporation Div Use CAGE 65552 for All Orders (USA)
37-161-1 Celtech Corporation Div Use CAGE 65552 for All Orders (USA)
Related Parts
4620-00-269-0171INTERCHANGEABLE
DISTILLATION UNIT,BATTERY-BOILER
54101S58-81
6515-01-196-9505INTERCHANGEABLE
KNIFE,GENERAL SURGICAL
92411
6515-01-313-9633INTERCHANGEABLE
KNIFE,GENERAL SURGICAL
372611
4730-01-363-8205INTERCHANGEABLE
COUPLING,CLAMP,PIPE
L030099PT0

Frequently Asked Questions

What is NSN 4730-01-363-8020?

NSN 4730-01-363-8020 is a Adapter,straight,flange to Pipe, manufactured by Celtech Corporation Div Use CAGE 65552 for All Orders, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-363-8020?

NSN 4730-01-363-8020 has 2 cross-referenced part numbers: 37-161-1-3 (Celtech Corporation Div Use CAGE 65552 for All Orders), 37-161-1 (Celtech Corporation Div Use CAGE 65552 for All Orders).

What NSN replaces 4730-01-363-8020?

There are 4 known substitutes for 4730-01-363-8020: 4620-00-269-0171, 6515-01-196-9505, 6515-01-313-9633 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 37-161-1-3?

Key specifications for 37-161-1-3: Pipe Wall Thickness Designation for Which Designed: SCHEDULE 40 FIRST END; Material: ALUMINUM ALLOY 6061 OVERALL; Connection Style: PLAIN (PIPE) FIRST END; Bolt Hole Quantity: 8 SECOND END. 15 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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