PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B16.9Elbow,tube

American National Standards Institute Incorporated Dba American National Standards Institute · NSN 4730-00-640-6239 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-640-6239 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-640-6239. Primary manufacturer part number: B16.9.
Features
  • Elbow,tube — FSC 4730
  • Flow Angle: 90.0 DEGREES
  • Nominal Outside Diameter Tube Accommodated: 5.563 INCHES ALL ENDS IN
  • Leg Length: 7.500 INCHES NOMINAL ALL ENDS IN
  • Media for Which Designed: STEAM SINGLE RESPONSE
  • Connection Type: BUTT WELD TUBE ALL ENDS
  • Connection Style: BEVELED (TUBE) ALL ENDS
  • Nondefinitive Spec/std Data: 1 TYPE AND 1 CLASS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Elbow,tube, cataloged under National Stock Number 4730-00-640-6239, 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 American National Standards Institute Incorporated Dba American National Standards Institute. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-640-6239
Primary Part NumberB16.9
Item NameElbow,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAmerican National Standards Institute Incorporated Dba American National Standards Institute
StatusACTIVE
Flow Angle90.0 DEGREES
Nominal Outside Diameter Tube Accommodated5.563 INCHES ALL ENDS IN
Leg Length7.500 INCHES NOMINAL ALL ENDS IN
Media for Which DesignedSTEAM SINGLE RESPONSE
Connection TypeBUTT WELD TUBE ALL ENDS
Connection StyleBEVELED (TUBE) ALL ENDS
Nondefinitive Spec/std Data1 TYPE AND 1 CLASS
MaterialSTEEL OVERALL
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-224-7803 INTERCHANGEABLE
Elbow,pipe
4730-00-243-1790940-2IN108 INTERCHANGEABLE
Elbow,pipe
Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy
4730-00-264-9207 INTERCHANGEABLE
Reducer,pipe
4730-00-277-6617 INTERCHANGEABLE
Elbow,pipe
4730-00-287-1650 INTERCHANGEABLE
Elbow,pipe
4730-00-529-5077 INTERCHANGEABLE
Elbow,pipe
4730-00-529-5084 INTERCHANGEABLE
Tee,pipe
4730-00-529-5086 INTERCHANGEABLE
Tee,pipe
4730-00-529-5088 INTERCHANGEABLE
Tee,pipe
4730-00-529-5089 INTERCHANGEABLE
Tee,pipe
Cross-Reference Index
Part NumberManufacturer
B16.9 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
MILF20236 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILF20236TY1CL1 Samuel Levine Plumbing and Heating Supplies, Inc. Div Slphs Inc (USA)
Related Parts
4730-00-224-7803INTERCHANGEABLE
ELBOW,PIPE
4730-00-243-1790INTERCHANGEABLE
ELBOW,PIPE
940-2IN108
4730-00-264-9207INTERCHANGEABLE
REDUCER,PIPE
4730-00-277-6617INTERCHANGEABLE
ELBOW,PIPE
4730-00-287-1650INTERCHANGEABLE
ELBOW,PIPE
4730-00-529-5077INTERCHANGEABLE
ELBOW,PIPE
4730-00-529-5084INTERCHANGEABLE
TEE,PIPE
4730-00-529-5086INTERCHANGEABLE
TEE,PIPE
4730-00-529-5088INTERCHANGEABLE
TEE,PIPE
4730-00-529-5089INTERCHANGEABLE
TEE,PIPE
4730-00-640-6017INTERCHANGEABLE
ELBOW,TUBE
4730-00-640-6238INTERCHANGEABLE
ELBOW,TUBE

Frequently Asked Questions

What is NSN 4730-00-640-6239?

NSN 4730-00-640-6239 is a Elbow,tube, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-640-6239?

NSN 4730-00-640-6239 has 3 cross-referenced part numbers: B16.9 (American National Standards Institute Incorporated Dba American National Standards Institute), MILF20236 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILF20236TY1CL1 (Samuel Levine Plumbing and Heating Supplies, Inc. Div Slphs Inc).

What NSN replaces 4730-00-640-6239?

There are 12 known substitutes for 4730-00-640-6239: 4730-00-224-7803, 4730-00-243-1790, 4730-00-264-9207 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B16.9?

Key specifications for B16.9: Flow Angle: 90.0 DEGREES; Nominal Outside Diameter Tube Accommodated: 5.563 INCHES ALL ENDS IN; Leg Length: 7.500 INCHES NOMINAL ALL ENDS IN; Media for Which Designed: STEAM SINGLE RESPONSE. 10 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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