PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS1009J080408Tee,tube to Boss

Sae International Dba Sae International · NSN 4730-01-255-4331 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-255-4331 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-255-4331. Primary manufacturer part number: AS1009J080408.
Features
  • Tee,tube to Boss — FSC 4730
  • Nominal Outside Diameter Tube Accommodated: 0.250 INCHES THIRD END IN
  • Surface Treatment: PASSIVATE OVERALL
  • Nominal Thread Size: 0.750 INCHES FIRST END BULKHEAD IN
  • Leg Length: 1.227 INCHES NOMINAL THIRD END IN
  • Flow Angle: 90.0 DEGREES
  • Thread Class: 3A FIRST END BULKHEAD A
  • Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END BULKHEAD
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Comp 304 Overall construction
General Description

The Tee,tube to Boss, cataloged under National Stock Number 4730-01-255-4331, 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 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-255-4331
Primary Part NumberAS1009J080408
Item NameTee,tube to Boss
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusACTIVE
Nominal Outside Diameter Tube Accommodated0.250 INCHES THIRD END IN
Surface TreatmentPASSIVATE OVERALL
Nominal Thread Size0.750 INCHES FIRST END BULKHEAD IN
Leg Length1.227 INCHES NOMINAL THIRD END IN
Flow Angle90.0 DEGREES
Thread Class3A FIRST END BULKHEAD A
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END BULKHEAD
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS
Surface Treatment Document and ClassificationMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Connection TypeTHREADED EXTERNAL TUBE ALL ENDS
Nominal Thread Size0.750 INCHES SECOND END IN
Nominal Thread Size0.750 INCHES FIRST END IN
MaterialSTEEL COMP 304 OVERALL
Material Document and ClassificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Nominal Outside Diameter Tube Accommodated0.500 INCHES SECOND END IN
Seat Angle12.0 DEGREES ALL ENDS
Nominal Thread Size0.438 INCHES THIRD END IN
Connection StyleFLARELESS (TUBE) ALL ENDS
Leg Length1.336 INCHES NOMINAL SECOND END IN
Leg Length1.992 INCHES NOMINAL FIRST END IN
Nominal Outside Diameter Tube Accommodated0.500 INCHES FIRST END IN
Thread Class3A ALL ENDS A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-00-349-7195AS1009D060604 INTERCHANGEABLE
Tee,tube to Boss
Sae International Dba Sae International
5930-00-821-33169995699 INTERCHANGEABLE
Switch,thermostatic
Us Army Aviation and Missile Command
5905-01-111-2459110086 INTERCHANGEABLE
Resistor
Dayton-Granger, Inc.
5970-01-214-4569110086 INTERCHANGEABLE
Insulator,plate
Unison Industries Llc
4730-01-257-2338AS1009J080806 INTERCHANGEABLE
Tee,tube to Boss
Sae International Dba Sae International
6105-01-357-3494110086 INTERCHANGEABLE
Motor,torque
Leeson Electric Corp
6810-01-467-0716110086 INTERCHANGEABLE
Acetonitrile
Sigma-Aldrich, Inc. Dba Sigma-Aldrich Sales, Inc
Cross-Reference Index
Part NumberManufacturer
AS1009J080408 Society of Automotive Engineers Inc (USA)
APF508C040808 Aerofit, Llc (USA)
110-086 Bell Textron Inc (USA)
LER834J040808 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
AS1009J080408 PRIMARY Sae International Dba Sae International (USA)
SAE-AS18280 Sae International Dba Sae International (USA)
ER834J040808 Parker-Hannifin Corporation Div Gas Turbine Fuel Systems (USA)
110-086-6C PRIMARY Bell Textron Inc (USA)
Related Parts
4730-00-349-7195INTERCHANGEABLE
TEE,TUBE TO BOSS
AS1009D060604
5930-00-821-3316INTERCHANGEABLE
SWITCH,THERMOSTATIC
9995699
5905-01-111-2459INTERCHANGEABLE
RESISTOR
110086
5970-01-214-4569INTERCHANGEABLE
INSULATOR,PLATE
110086
4730-01-257-2338INTERCHANGEABLE
TEE,TUBE TO BOSS
AS1009J080806
6105-01-357-3494INTERCHANGEABLE
MOTOR,TORQUE
110086
6810-01-467-0716INTERCHANGEABLE
ACETONITRILE
110086

Frequently Asked Questions

What is NSN 4730-01-255-4331?

NSN 4730-01-255-4331 is a Tee,tube to Boss, manufactured by Sae International Dba Sae International, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-255-4331?

NSN 4730-01-255-4331 has 8 cross-referenced part numbers: AS1009J080408 (Society of Automotive Engineers Inc), APF508C040808 (Aerofit, Llc), 110-086 (Bell Textron Inc), LER834J040808 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), AS1009J080408 (Sae International Dba Sae International) and 3 more.

What NSN replaces 4730-01-255-4331?

There are 7 known substitutes for 4730-01-255-4331: 4730-00-349-7195, 5930-00-821-3316, 5905-01-111-2459 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AS1009J080408?

Key specifications for AS1009J080408: Nominal Outside Diameter Tube Accommodated: 0.250 INCHES THIRD END IN; Surface Treatment: PASSIVATE OVERALL; Nominal Thread Size: 0.750 INCHES FIRST END BULKHEAD IN; Leg Length: 1.227 INCHES NOMINAL THIRD END IN. 22 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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