PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AS1033-050505Tee,tube to Boss

Sae International Dba Sae International · NSN 4730-00-278-9385 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-278-9385 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-278-9385. Primary manufacturer part number: AS1033-050505.
Features
  • Tee,tube to Boss — FSC 4730
  • Nominal Outside Diameter Tube Accommodated: 0.312 INCHES ALL ENDS IN
  • Connection Style: FLARED (TUBE) ALL ENDS
  • Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS
  • Leg Length: 0.953 INCHES NOMINAL SECOND END IN
  • Connection Type: THREADED EXTERNAL TUBE ALL ENDS
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Tee,tube to Boss, cataloged under National Stock Number 4730-00-278-9385, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-278-9385
Primary Part NumberAS1033-050505
Item NameTee,tube to Boss
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusACTIVE
Nominal Outside Diameter Tube Accommodated0.312 INCHES ALL ENDS IN
Connection StyleFLARED (TUBE) ALL ENDS
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS
Leg Length0.953 INCHES NOMINAL SECOND END IN
Connection TypeTHREADED EXTERNAL TUBE ALL ENDS
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM OVERALL
Specification/standard Data88044-AN804 GOVERNMENT STANDARD
Thread Class3A ALL ENDS A
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF) FIRST END BULKHEAD
Leg Length1.609 INCHES NOMINAL FIRST END IN
Nominal Thread Size0.500 INCHES ALL ENDS IN
Leg Length1.016 INCHES NOMINAL THIRD END IN
Surface Treatment Document and ClassificationQQ-A-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Seat Angle37.0 DEGREES ALL ENDS
Nominal Thread Size0.500 INCHES FIRST END BULKHEAD IN
Thread Class3A FIRST END BULKHEAD A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5120-01-187-844134507 INTERCHANGEABLE
Punch,drive Pin
Wilton Corp Wilton Tool Div
Cross-Reference Index
Part NumberManufacturer
AS4841 Society of Automotive Engineers Inc (USA)
AN804-5 Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (USA)
AN804-5 Crown Fitting Co Inc (USA)
AS1033-050505 Society of Automotive Engineers Inc (USA)
AS1033 Society of Automotive Engineers Inc (USA)
MIL-F-5509 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SAE-AS4841 Sae International Dba Sae International (USA)
34507 Curtiss-Wright Controls, Inc. Div Actuation Division (USA)
AN804-5 Faber Enterprises, Inc. Div Faber Enterprise Inc (USA)
AS1033-050505 PRIMARY Sae International Dba Sae International (USA)
AS4841 Sae International Dba Sae International (USA)
AN804-5 Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA)
AS1033 Sae International Dba Sae International (USA)
AN804-5 Aeronautical Standards Group Dept of Navy and Air Force (USA)
AN804-5 Hydro-Fitting Manufacturing Corporation (USA)
AN804-5 Acra Aerospace, Llc (USA)
AN804-5 Collins Engineering Corp (USA)
AN804-5 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
AN804-5 Aerofit, Llc (USA)
Related Parts
5120-01-187-8441INTERCHANGEABLE
PUNCH,DRIVE PIN
34507

Frequently Asked Questions

What is NSN 4730-00-278-9385?

NSN 4730-00-278-9385 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 4730-00-278-9385?

NSN 4730-00-278-9385 has 19 cross-referenced part numbers: AS4841 (Society of Automotive Engineers Inc), AN804-5 (Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply), AN804-5 (Crown Fitting Co Inc), AS1033-050505 (Society of Automotive Engineers Inc), AS1033 (Society of Automotive Engineers Inc) and 14 more.

What NSN replaces 4730-00-278-9385?

There is 1 known substitute for 4730-00-278-9385: 5120-01-187-8441. Verify interchangeability with system specifications before substitution.

What are the specifications of AS1033-050505?

Key specifications for AS1033-050505: Nominal Outside Diameter Tube Accommodated: 0.312 INCHES ALL ENDS IN; Connection Style: FLARED (TUBE) ALL ENDS; Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS; Leg Length: 0.953 INCHES NOMINAL SECOND END IN. 17 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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