PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS5198Tee,pipe to Tube

Society of Automotive Engineers Inc · NSN 4730-00-277-5048 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-277-5048 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-277-5048. Primary manufacturer part number: AS5198.
Features
  • Tee,pipe to Tube — FSC 4730
  • Seat Angle: 37.0 DEGREES THIRD END
  • Surface Treatment Document and Classification: MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Nominal Thread Size: 1.000 INCHES SECOND END IN
  • Thread Quantity Per Inch: 12 FIRST END
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
  • Thread Series Designator: ANPT SECOND END
  • Nominal Outside Diameter Tube Accommodated: 1.000 INCHES FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Aluminum Alloy 2014 Overall construction
General Description

The Tee,pipe to Tube, cataloged under National Stock Number 4730-00-277-5048, 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 Society of Automotive Engineers Inc. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-277-5048
Primary Part NumberAS5198
Item NameTee,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSociety of Automotive Engineers Inc
StatusCANCELLED
Seat Angle37.0 DEGREES THIRD END
Surface Treatment Document and ClassificationMIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Nominal Thread Size1.000 INCHES SECOND END IN
Thread Quantity Per Inch12 FIRST END
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Thread Series DesignatorANPT SECOND END
Nominal Outside Diameter Tube Accommodated1.000 INCHES FIRST END IN
Thread Class3A THIRD END A
Thread Series DesignatorUNIFIED NATIONAL JOINT (UNJ) FIRST END
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Connection TypeTHREADED EXTERNAL TUBE THIRD END
Leg Length1.781 INCHES NOMINAL FIRST END IN
Connection StylePLAIN (PIPE) SECOND END
Operating Pressure1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Seat Angle37.0 DEGREES FIRST END
Leg Length1.938 INCHES NOMINAL SECOND END IN
Leg Length1.781 INCHES NOMINAL THIRD END IN
Thread Series DesignatorUNIFIED NATIONAL JOINT (UNJ) THIRD END
Connection StyleFLARED (TUBE) THIRD END
Connection StyleFLARED (TUBE) FIRST END
Thread Quantity Per Inch12 THIRD END
Nominal Thread Size1.312 INCHES THIRD END IN
Thread Class3A FIRST END A
Nominal Thread Size1.312 INCHES FIRST END IN
Material Document and ClassificationQQ-A-367,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialALUMINUM ALLOY 2014 OVERALL
Surface TreatmentANODIZE OVERALL
Specification/standard Data96906-MS20826 GOVERNMENT STANDARD
Nominal Outside Diameter Tube Accommodated1.000 INCHES THIRD END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-088-1370AS5198J080608 INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
4730-00-277-5036AS5198-050205 INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
4730-00-277-5037 INTERCHANGEABLE
Tee,pipe to Tube
4730-00-277-5038AS5198W050205 INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
4730-00-277-5040AS5198-100810 INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
4730-00-277-5043AS5198W030203 INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
4730-00-277-5046AS5198W080608 INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
4730-00-277-5047 INTERCHANGEABLE
Tee,pipe to Tube
4730-00-278-5126AS5198W040204 INTERCHANGEABLE
Tee,pipe to Tube
Sae International Dba Sae International
4730-00-279-0778 INTERCHANGEABLE
Tee,pipe to Tube
Cross-Reference Index
Part NumberManufacturer
AS5198 Society of Automotive Engineers Inc (USA)
MS20826-16D Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
AS4842/1 Society of Automotive Engineers Inc (USA)
AS5198W161616 Society of Automotive Engineers Inc (USA)
Related Parts
4730-00-088-1370INTERCHANGEABLE
TEE,PIPE TO TUBE
AS5198J080608
4730-00-277-5036INTERCHANGEABLE
TEE,PIPE TO TUBE
AS5198-050205
4730-00-277-5037INTERCHANGEABLE
TEE,PIPE TO TUBE
4730-00-277-5038INTERCHANGEABLE
TEE,PIPE TO TUBE
AS5198W050205
4730-00-277-5040INTERCHANGEABLE
TEE,PIPE TO TUBE
AS5198-100810
4730-00-277-5043INTERCHANGEABLE
TEE,PIPE TO TUBE
AS5198W030203
4730-00-277-5046INTERCHANGEABLE
TEE,PIPE TO TUBE
AS5198W080608
4730-00-277-5047INTERCHANGEABLE
TEE,PIPE TO TUBE
4730-00-278-5126INTERCHANGEABLE
TEE,PIPE TO TUBE
AS5198W040204
4730-00-279-0778INTERCHANGEABLE
TEE,PIPE TO TUBE
4730-00-280-8055INTERCHANGEABLE
TEE,PIPE TO TUBE
AS5198J121212
4730-00-289-3918INTERCHANGEABLE
TEE,PIPE TO TUBE
AS5198-121212

Frequently Asked Questions

What is NSN 4730-00-277-5048?

NSN 4730-00-277-5048 is a Tee,pipe to Tube, manufactured by Society of Automotive Engineers Inc, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-277-5048?

NSN 4730-00-277-5048 has 4 cross-referenced part numbers: AS5198 (Society of Automotive Engineers Inc), MS20826-16D (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), AS4842/1 (Society of Automotive Engineers Inc), AS5198W161616 (Society of Automotive Engineers Inc).

What NSN replaces 4730-00-277-5048?

There are 12 known substitutes for 4730-00-277-5048: 4730-00-088-1370, 4730-00-277-5036, 4730-00-277-5037 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS5198?

Key specifications for AS5198: Seat Angle: 37.0 DEGREES THIRD END; Surface Treatment Document and Classification: MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Nominal Thread Size: 1.000 INCHES SECOND END IN; Thread Quantity Per Inch: 12 FIRST END. 29 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-277-5048 still in active supply?

NSN 4730-00-277-5048 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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