PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4103-400Elbow,pipe

Flagg Stanley G & Co Inc Dba Flagg Brass · NSN 4730-01-197-1989 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-197-1989 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-197-1989. Primary manufacturer part number: 4103-400.
Features
  • Elbow,pipe — FSC 4730
  • Flow Angle: 90.0 DEGREES
  • Nondefinitive Spec/std Data: A CLASS
  • Leg Length: 2.875 INCHES NOMINAL SECOND END IN
  • Nominal Thread Size: 2.000 INCHES ALL ENDS IN
  • Material: COPPER ALLOY OVERALL
  • Leg Length: 2.125 INCHES NOMINAL FIRST END IN
  • Connection Style: PLAIN (PIPE) SECOND END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Elbow,pipe, cataloged under National Stock Number 4730-01-197-1989, 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 Flagg Stanley G & Co Inc Dba Flagg Brass. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN4730-01-197-1989
Primary Part Number4103-400
Item NameElbow,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerFlagg Stanley G & Co Inc Dba Flagg Brass
StatusACTIVE
Flow Angle90.0 DEGREES
Nondefinitive Spec/std DataA CLASS
Leg Length2.875 INCHES NOMINAL SECOND END IN
Nominal Thread Size2.000 INCHES ALL ENDS IN
MaterialCOPPER ALLOY OVERALL
Leg Length2.125 INCHES NOMINAL FIRST END IN
Connection StylePLAIN (PIPE) SECOND END
Thread Series DesignatorNPT ALL ENDS
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Connection StylePLAIN (PIPE) FIRST END
Connection TypeTHREADED INTERNAL PIPE FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-00-221-4997 INTERCHANGEABLE
Elbow,pipe
4730-00-221-5012 INTERCHANGEABLE
Elbow,pipe
4730-00-277-1894 INTERCHANGEABLE
Bushing,pipe
4730-01-096-4777 INTERCHANGEABLE
Elbow,pipe
4730-01-352-8964 INTERCHANGEABLE
Elbow,pipe
4730-01-388-2796 INTERCHANGEABLE
Plug,pipe
4730-01-464-2880ASMEB16.15 0.250 INTERCHANGEABLE
Tee,pipe
American National Standards Institute Incorporated Dba American National Standards Institute
Cross-Reference Index
Part NumberManufacturer
4103-400 Flagg Stanley G & Co Inc Dba Flagg Brass (USA)
ASME B16.15 The American Society of Mechanical Engineers (USA)
WW-P-460 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MS51952-9 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4730-00-221-4997INTERCHANGEABLE
ELBOW,PIPE
4730-00-221-5012INTERCHANGEABLE
ELBOW,PIPE
4730-00-277-1894INTERCHANGEABLE
BUSHING,PIPE
4730-01-096-4777INTERCHANGEABLE
ELBOW,PIPE
4730-01-352-8964INTERCHANGEABLE
ELBOW,PIPE
4730-01-388-2796INTERCHANGEABLE
PLUG,PIPE
4730-01-464-2880INTERCHANGEABLE
TEE,PIPE
ASMEB16.15 0.250

Frequently Asked Questions

What is NSN 4730-01-197-1989?

NSN 4730-01-197-1989 is a Elbow,pipe, manufactured by Flagg Stanley G & Co Inc Dba Flagg Brass, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-197-1989?

NSN 4730-01-197-1989 has 4 cross-referenced part numbers: 4103-400 (Flagg Stanley G & Co Inc Dba Flagg Brass), ASME B16.15 (The American Society of Mechanical Engineers), WW-P-460 (Federal Specifications Promulgated by General Services Administration Washington DC), MS51952-9 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4730-01-197-1989?

There are 7 known substitutes for 4730-01-197-1989: 4730-00-221-4997, 4730-00-221-5012, 4730-00-277-1894 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4103-400?

Key specifications for 4103-400: Flow Angle: 90.0 DEGREES; Nondefinitive Spec/std Data: A CLASS; Leg Length: 2.875 INCHES NOMINAL SECOND END IN; Nominal Thread Size: 2.000 INCHES ALL ENDS IN. 11 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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