PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS4859D03Coupling,pipe

Sae International Dba Sae International · NSN 4730-00-277-1933 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-277-1933 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-277-1933. Primary manufacturer part number: AS4859D03.
Features
  • Coupling,pipe — FSC 4730
  • Thread Series Designator: NPT ALL ENDS
  • Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Material: ALUMINUM ALLOY 2014 OVERALL
  • Connection Style: PLAIN (PIPE) ALL ENDS
  • Specification/standard Data: 81343 - AS4859 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Nominal Overall Length: 1.218 INCHES IN
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Aluminum Alloy 2014 Overall construction
General Description

The Coupling,pipe, cataloged under National Stock Number 4730-00-277-1933, 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 Sae International Dba Sae International. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-277-1933
Primary Part NumberAS4859D03
Item NameCoupling,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusCANCELLED
Thread Series DesignatorNPT ALL ENDS
Surface Treatment Document and ClassificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
MaterialALUMINUM ALLOY 2014 OVERALL
Connection StylePLAIN (PIPE) ALL ENDS
Specification/standard Data81343 - AS4859 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nominal Overall Length1.218 INCHES IN
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Style DesignatorRIGID, SHORT CENTER WRENCHING FACILITY
Surface TreatmentANODIZE OVERALL
Material Document and ClassificationQQ-A-225/4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Nominal Thread Size0.375 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
4730-00-221-2131AS4859D10 INTERCHANGEABLE
Coupling,pipe
Sae International Dba Sae International
4730-00-221-2132 INTERCHANGEABLE
Coupling,pipe
4730-00-221-2133AS4859-06 INTERCHANGEABLE
Coupling,pipe
Sae International Dba Sae International
4730-00-223-9253AS4859-04 INTERCHANGEABLE
Coupling,pipe
Sae International Dba Sae International
4730-00-223-9255AS4859-02 INTERCHANGEABLE
Coupling,pipe
Sae International Dba Sae International
4730-00-223-9256AS4859-03 INTERCHANGEABLE
Coupling,pipe
Sae International Dba Sae International
4730-00-269-6695AS4859J03 INTERCHANGEABLE
Coupling,pipe
Sae International Dba Sae International
4730-00-278-2681AS4859D04 INTERCHANGEABLE
Coupling,pipe
Sae International Dba Sae International
4730-00-278-2682AS4859D02 INTERCHANGEABLE
Coupling,pipe
Sae International Dba Sae International
4730-00-541-8285AS4859R02 INTERCHANGEABLE
Coupling,pipe
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
AS4859 Society of Automotive Engineers Inc (USA)
AS4859 Sae International Dba Sae International (USA)
AN910-3D Collins Engineering Corp (USA)
AN910-3D Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (USA)
AS4842 Society of Automotive Engineers Inc (USA)
AS4859D03 Society of Automotive Engineers Inc (USA)
AS4859D03 PRIMARY Sae International Dba Sae International (USA)
AN910-3D Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
AN910-3D Faber Enterprises, Inc. Div Faber Enterprise Inc (USA)
MIL-F-5509 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AS4842 Sae International Dba Sae International (USA)
AN910-3D Aerofit, Llc (USA)
AN910-3D Crown Fitting Co Inc (USA)
AN910-3D Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA)
AN910-3D Hydro-Fitting Manufacturing Corporation (USA)
AN910-3D Aeronautical Standards Group Dept of Navy and Air Force (USA)
Related Parts
4730-00-221-2131INTERCHANGEABLE
COUPLING,PIPE
AS4859D10
4730-00-221-2132INTERCHANGEABLE
COUPLING,PIPE
4730-00-221-2133INTERCHANGEABLE
COUPLING,PIPE
AS4859-06
4730-00-223-9253INTERCHANGEABLE
COUPLING,PIPE
AS4859-04
4730-00-223-9255INTERCHANGEABLE
COUPLING,PIPE
AS4859-02
4730-00-223-9256INTERCHANGEABLE
COUPLING,PIPE
AS4859-03
4730-00-269-6695INTERCHANGEABLE
COUPLING,PIPE
AS4859J03
4730-00-278-2681INTERCHANGEABLE
COUPLING,PIPE
AS4859D04
4730-00-278-2682INTERCHANGEABLE
COUPLING,PIPE
AS4859D02
4730-00-541-8285INTERCHANGEABLE
COUPLING,PIPE
AS4859R02
4730-00-928-8770INTERCHANGEABLE
COUPLING,PIPE

Frequently Asked Questions

What is NSN 4730-00-277-1933?

NSN 4730-00-277-1933 is a Coupling,pipe, manufactured by Sae International Dba Sae International, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-277-1933?

NSN 4730-00-277-1933 has 16 cross-referenced part numbers: AS4859 (Society of Automotive Engineers Inc), AS4859 (Sae International Dba Sae International), AN910-3D (Collins Engineering Corp), AN910-3D (Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply), AS4842 (Society of Automotive Engineers Inc) and 11 more.

What NSN replaces 4730-00-277-1933?

There are 11 known substitutes for 4730-00-277-1933: 4730-00-221-2131, 4730-00-221-2132, 4730-00-221-2133 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS4859D03?

Key specifications for AS4859D03: Thread Series Designator: NPT ALL ENDS; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Material: ALUMINUM ALLOY 2014 OVERALL; Connection Style: PLAIN (PIPE) ALL ENDS. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-277-1933 still in active supply?

NSN 4730-00-277-1933 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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