PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A339Adapter,straight,pipe to Hose

Dwyer Instruments Inc · NSN 4730-00-349-9037 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-349-9037 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-349-9037. Primary manufacturer part number: A339.
Features
  • Adapter,straight,pipe to Hose — FSC 4730
  • Material: COPPER ALLOY OVERALL
  • Nominal Thread Size: 0.125 INCHES FIRST END IN
  • Connection Style: BARBED OR BEADED (HOSE) SECOND END
  • Connection Style: PLAIN (PIPE) FIRST END
  • Connection Type: UNTHREADED EXTERNAL HOSE SECOND END
  • Nominal Pipe Size Accommodated: 0.125 INCHES FIRST END IN
  • Connection Type: THREADED EXTERNAL PIPE FIRST END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Adapter,straight,pipe to Hose, cataloged under National Stock Number 4730-00-349-9037, 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 Dwyer Instruments Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-349-9037
Primary Part NumberA339
Item NameAdapter,straight,pipe to Hose
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDwyer Instruments Inc
StatusACTIVE
MaterialCOPPER ALLOY OVERALL
Nominal Thread Size0.125 INCHES FIRST END IN
Connection StyleBARBED OR BEADED (HOSE) SECOND END
Connection StylePLAIN (PIPE) FIRST END
Connection TypeUNTHREADED EXTERNAL HOSE SECOND END
Nominal Pipe Size Accommodated0.125 INCHES FIRST END IN
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Nominal Overall Length1.000 INCHES IN
Nominal Inside Diameter Hose Accommodated0.188 INCHES SECOND END IN
Surface TreatmentCADMIUM OVERALL
Thread Series DesignatorNPT FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-146-6033 INTERCHANGEABLE
Adapter,straight,pipe to Hose
1095-00-220-2487A339 INTERCHANGEABLE
Panel,armament Cont
Lockheed Martin Corp
4730-00-254-62151102-9 INTERCHANGEABLE
Elbow,pipe to Tube
Barnes Group Inc. Dba Barnes Distribution
3120-00-287-6332A339 INTERCHANGEABLE
Bearing,sleeve
Chrysler Corp Amplex Div
5935-00-406-6416617-1325-002 INTERCHANGEABLE
Connector Body,receptacle,electr
Honeywell International Inc. Dba Honeywell Div Aerospace ? Redmond Commercial
5950-00-518-1930 INTERCHANGEABLE
Transformer,radio Frequency
4320-00-533-79333284064REVAPC1 INTERCHANGEABLE
Impeller,left Hand
Naval Ship Systems Command
5999-00-630-2444B44834 INTERCHANGEABLE
Shielding Gasket,electronic
Lockheed Martin Corporation Div Lockheed Martin Systems & Global Solutions
2930-00-701-2091110848 INTERCHANGEABLE
Element,oil Cooler
Cummins Inc.
5330-00-820-43302106029PC5 INTERCHANGEABLE
Gasket
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
391109-1 L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA)
391109 L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA)
A339 Industrial Controls Distributors Llc (USA)
B44834 Mbda Uk Ltd (GBR)
A339 PRIMARY Dwyer Instruments Inc (USA)
Related Parts
4730-00-146-6033INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO HOSE
1095-00-220-2487INTERCHANGEABLE
PANEL,ARMAMENT CONT
A339
4730-00-254-6215INTERCHANGEABLE
ELBOW,PIPE TO TUBE
1102-9
3120-00-287-6332INTERCHANGEABLE
BEARING,SLEEVE
A339
5935-00-406-6416INTERCHANGEABLE
CONNECTOR BODY,RECEPTACLE,ELECTR
617-1325-002
5950-00-518-1930INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
4320-00-533-7933INTERCHANGEABLE
IMPELLER,LEFT HAND
3284064REVAPC1
5999-00-630-2444INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
B44834
2930-00-701-2091INTERCHANGEABLE
ELEMENT,OIL COOLER
110848
5330-00-820-4330INTERCHANGEABLE
GASKET
2106029PC5
5365-00-988-5174INTERCHANGEABLE
SPACER,SLEEVE
391109
3120-01-306-7514INTERCHANGEABLE
BUSHING,SLEEVE
909455

Frequently Asked Questions

What is NSN 4730-00-349-9037?

NSN 4730-00-349-9037 is a Adapter,straight,pipe to Hose, manufactured by Dwyer Instruments Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-349-9037?

NSN 4730-00-349-9037 has 5 cross-referenced part numbers: 391109-1 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products), 391109 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products), A339 (Industrial Controls Distributors Llc), B44834 (Mbda Uk Ltd), A339 (Dwyer Instruments Inc).

What NSN replaces 4730-00-349-9037?

There are 12 known substitutes for 4730-00-349-9037: 4730-00-146-6033, 1095-00-220-2487, 4730-00-254-6215 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A339?

Key specifications for A339: Material: COPPER ALLOY OVERALL; Nominal Thread Size: 0.125 INCHES FIRST END IN; Connection Style: BARBED OR BEADED (HOSE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END. 11 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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