PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AN823-4Elbow,pipe to Tube

Precision Form Rivet Inc · NSN 4730-00-480-0101 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-480-0101 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-480-0101. Primary manufacturer part number: AN823-4.
Features
  • Elbow,pipe to Tube — FSC 4730
  • Thread Series Designator: UNF FIRST END
  • Thread Class: 3A FIRST END A
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
  • Leg Length: 0.703 INCHES NOMINAL FIRST END IN
  • Nominal Thread Size: 0.438 INCHES FIRST END IN
  • Seat Angle: 37.0 DEGREES FIRST END
  • Surface Treatment Document and Classification: QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Elbow,pipe to Tube, cataloged under National Stock Number 4730-00-480-0101, 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 Precision Form Rivet Inc. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-480-0101
Primary Part NumberAN823-4
Item NameElbow,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerPrecision Form Rivet Inc
StatusACTIVE
Thread Series DesignatorUNF FIRST END
Thread Class3A FIRST END A
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Leg Length0.703 INCHES NOMINAL FIRST END IN
Nominal Thread Size0.438 INCHES FIRST END IN
Seat Angle37.0 DEGREES FIRST END
Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Connection StylePLAIN (PIPE) SECOND END
Nominal Pipe Size Accommodated0.125 INCHES SECOND END IN
Thread Series DesignatorNPT SECOND END
Flow Angle45.0 DEGREES
Leg Length0.625 INCHES NOMINAL SECOND END IN
Connection StyleFLARED (TUBE) FIRST END
Nominal Thread Size0.125 INCHES SECOND END IN
Surface TreatmentCADMIUM OVERALL
Nominal Outside Diameter Tube Accommodated0.250 INCHES FIRST END IN
Connection TypeTHREADED EXTERNAL TUBE FIRST END
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-231-3960AS5196-0402 INTERCHANGEABLE
Elbow,pipe to Tube
Sae International Dba Sae International
4730-00-517-5304175-47094 INTERCHANGEABLE
Elbow,pipe to Tube
The Boeing Company Div Legacy Am&m
Cross-Reference Index
Part NumberManufacturer
AN823-4 Precision Form Rivet Inc (USA)
AN823-4 Aerofit, Llc (USA)
AN823-4 Hydro-Fitting Manufacturing Corporation (USA)
AN823-4 Collins Engineering Corp (USA)
AN823-4 Crown Fitting Co Inc (USA)
AN823-4 Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply (USA)
AN823-4 Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA)
AN823-4 Faber Enterprises, Inc. Div Faber Enterprise Inc (USA)
AN823-4 Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA)
AN823-4 Aeronautical Standards Group Dept of Navy and Air Force (USA)
Related Parts
4730-00-231-3960INTERCHANGEABLE
ELBOW,PIPE TO TUBE
AS5196-0402
4730-00-517-5304INTERCHANGEABLE
ELBOW,PIPE TO TUBE
175-47094

Frequently Asked Questions

What is NSN 4730-00-480-0101?

NSN 4730-00-480-0101 is a Elbow,pipe to Tube, manufactured by Precision Form Rivet Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-480-0101?

NSN 4730-00-480-0101 has 10 cross-referenced part numbers: AN823-4 (Precision Form Rivet Inc), AN823-4 (Aerofit, Llc), AN823-4 (Hydro-Fitting Manufacturing Corporation), AN823-4 (Collins Engineering Corp), AN823-4 (Crown Fitting Co Inc) and 5 more.

What NSN replaces 4730-00-480-0101?

There are 2 known substitutes for 4730-00-480-0101: 4730-00-231-3960, 4730-00-517-5304. Verify interchangeability with system specifications before substitution.

What are the specifications of AN823-4?

Key specifications for AN823-4: Thread Series Designator: UNF FIRST END; Thread Class: 3A FIRST END A; Connection Type: THREADED EXTERNAL PIPE SECOND END; Leg Length: 0.703 INCHES NOMINAL FIRST END IN. 18 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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