PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ANSIB16.3Elbow,pipe

American National Standards Institute Incorporated Dba American National Standards Institute · NSN 4730-00-973-8788 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-973-8788 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-973-8788. Primary manufacturer part number: ANSIB16.3.
Features
  • Elbow,pipe — FSC 4730
  • Nominal Thread Size: 1.500 INCHES SECOND END IN
  • Nominal Thread Size: 1.500 INCHES FIRST END IN
  • Connection Type: THREADED INTERNAL PIPE FIRST END
  • Leg Length: 3.130 INCHES NOMINAL SECOND END IN
  • Leg Length: 2.130 INCHES NOMINAL FIRST END IN
  • Connection Style: PLAIN (PIPE) SECOND END
  • Media for Which Designed: STEAM FIRST RESPONSE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Iron Overall construction
General Description

The Elbow,pipe, cataloged under National Stock Number 4730-00-973-8788, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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: Active.

Technical Specifications
ParameterValue
NSN4730-00-973-8788
Primary Part NumberANSIB16.3
Item NameElbow,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAmerican National Standards Institute Incorporated Dba American National Standards Institute
StatusACTIVE
Nominal Thread Size1.500 INCHES SECOND END IN
Nominal Thread Size1.500 INCHES FIRST END IN
Connection TypeTHREADED INTERNAL PIPE FIRST END
Leg Length3.130 INCHES NOMINAL SECOND END IN
Leg Length2.130 INCHES NOMINAL FIRST END IN
Connection StylePLAIN (PIPE) SECOND END
Media for Which DesignedSTEAM FIRST RESPONSE
Maximum Operating Temp288.0 CELSIUS FIRST RESPONSE DEGC
Maximum Operating Temp288.0 CELSIUS SECOND RESPONSE DEGC
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Flow Angle90.0 DEGREES
Material Document and ClassificationASTM A197 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Nominal Pipe Size Accommodated1.500 INCHES FIRST END IN
Operating Pressure1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Nominal Pipe Size Accommodated1.500 INCHES SECOND END IN
Operating Pressure300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
Thread Series DesignatorNPT FIRST END
Thread Series DesignatorNPT SECOND END
Connection StylePLAIN (PIPE) FIRST END
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
MaterialIRON OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-057-2971013-404 INTERCHANGEABLE
Elbow,pipe
Dresser Industries Inc Leroi Div
4730-00-231-2409 INTERCHANGEABLE
Cap,pipe
4730-00-231-2414 INTERCHANGEABLE
Cap,pipe
4730-00-237-1075268E INTERCHANGEABLE
Elbow,pipe
Crane Co Div Valve Div
4730-00-246-918580592 INTERCHANGEABLE
Elbow,pipe
Lawson Products, Inc.
4730-00-246-9193 INTERCHANGEABLE
Elbow,pipe
4730-00-277-3227 INTERCHANGEABLE
Tee,pipe
4730-00-278-6021 INTERCHANGEABLE
Tee,pipe
4730-00-773-956710932992-3 INTERCHANGEABLE
Elbow,pipe
U S Army Tank Automotive Command Amsta-Im-Mm
4730-00-838-6856 INTERCHANGEABLE
Elbow,pipe
Cross-Reference Index
Part NumberManufacturer
ANSIB16.3 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
268E Crane Co Div Valve Div (USA)
Related Parts
4730-00-057-2971INTERCHANGEABLE
ELBOW,PIPE
013-404
4730-00-231-2409INTERCHANGEABLE
CAP,PIPE
4730-00-231-2414INTERCHANGEABLE
CAP,PIPE
4730-00-237-1075INTERCHANGEABLE
ELBOW,PIPE
268E
4730-00-246-9185INTERCHANGEABLE
ELBOW,PIPE
80592
4730-00-246-9193INTERCHANGEABLE
ELBOW,PIPE
4730-00-277-3227INTERCHANGEABLE
TEE,PIPE
4730-00-278-6021INTERCHANGEABLE
TEE,PIPE
4730-00-773-9567INTERCHANGEABLE
ELBOW,PIPE
10932992-3
4730-00-838-6856INTERCHANGEABLE
ELBOW,PIPE
4730-00-902-0903INTERCHANGEABLE
ELBOW,PIPE
10942570-1
4730-00-954-7242INTERCHANGEABLE
ELBOW,PIPE
ANSIB16.3

Frequently Asked Questions

What is NSN 4730-00-973-8788?

NSN 4730-00-973-8788 is a Elbow,pipe, 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 4730-00-973-8788?

NSN 4730-00-973-8788 has 2 cross-referenced part numbers: ANSIB16.3 (American National Standards Institute Incorporated Dba American National Standards Institute), 268E (Crane Co Div Valve Div).

What NSN replaces 4730-00-973-8788?

There are 12 known substitutes for 4730-00-973-8788: 4730-00-057-2971, 4730-00-231-2409, 4730-00-231-2414 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ANSIB16.3?

Key specifications for ANSIB16.3: Nominal Thread Size: 1.500 INCHES SECOND END IN; Nominal Thread Size: 1.500 INCHES FIRST END IN; Connection Type: THREADED INTERNAL PIPE FIRST END; Leg Length: 3.130 INCHES NOMINAL SECOND END IN. 21 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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