PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1381 1-1/2INTee,pipe

Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy · NSN 4730-00-083-8769 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-083-8769 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-083-8769. Primary manufacturer part number: 1381 1-1/2IN.
Features
  • Tee,pipe — FSC 4730
  • Material: STEEL OVERALL
  • Leg Length: 2.000 INCHES NOMINAL ALL ENDS IN
  • Connection Style: SOCKET (PIPE) ALL ENDS
  • Pipe Wall Thickness Designation for Which Designed: SCHEDULE 80 ALL ENDS
  • Nominal Pipe Size Accommodated: 1.500 INCHES ALL ENDS IN
  • 5 verified cross-references
  • Primary manufacturer: Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Tee,pipe, cataloged under National Stock Number 4730-00-083-8769, 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 Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-083-8769
Primary Part Number1381 1-1/2IN
Item NameTee,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAti Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy
StatusACTIVE
MaterialSTEEL OVERALL
Leg Length2.000 INCHES NOMINAL ALL ENDS IN
Connection StyleSOCKET (PIPE) ALL ENDS
Pipe Wall Thickness Designation for Which DesignedSCHEDULE 80 ALL ENDS
Nominal Pipe Size Accommodated1.500 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4730-01-023-7771 INTERCHANGEABLE
Flange,pipe
4730-01-039-3208ANSI B16.11 1-1/4IN INTERCHANGEABLE
Tee,pipe
American National Standards Institute Incorporated Dba American National Standards Institute
4730-01-309-8149 INTERCHANGEABLE
Flange,pipe
Cross-Reference Index
Part NumberManufacturer
1381 1-1/2IN Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy (USA)
ASTM A-105 American Society for Testing and Materials Dba Astm International (USA)
ANSI B16.11 1-1/2IN American National Standards Institute Incorporated Dba American National Standards Institute (USA)
ASME B16.11 The American Society of Mechanical Engineers (USA)
SW-243 1 1-2IN Flowserve Inc (USA)
Related Parts
4730-01-023-7771INTERCHANGEABLE
FLANGE,PIPE
4730-01-039-3208INTERCHANGEABLE
TEE,PIPE
ANSI B16.11 1-1/4IN
4730-01-309-8149INTERCHANGEABLE
FLANGE,PIPE

Frequently Asked Questions

What is NSN 4730-00-083-8769?

NSN 4730-00-083-8769 is a Tee,pipe, manufactured by Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-083-8769?

NSN 4730-00-083-8769 has 5 cross-referenced part numbers: 1381 1-1/2IN (Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy), ASTM A-105 (American Society for Testing and Materials Dba Astm International), ANSI B16.11 1-1/2IN (American National Standards Institute Incorporated Dba American National Standards Institute), ASME B16.11 (The American Society of Mechanical Engineers), SW-243 1 1-2IN (Flowserve Inc).

What NSN replaces 4730-00-083-8769?

There are 3 known substitutes for 4730-00-083-8769: 4730-01-023-7771, 4730-01-039-3208, 4730-01-309-8149. Verify interchangeability with system specifications before substitution.

What are the specifications of 1381 1-1/2IN?

Key specifications for 1381 1-1/2IN: Material: STEEL OVERALL; Leg Length: 2.000 INCHES NOMINAL ALL ENDS IN; Connection Style: SOCKET (PIPE) ALL ENDS; Pipe Wall Thickness Designation for Which Designed: SCHEDULE 80 ALL ENDS. 5 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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