PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST49D5-7Tee,pipe

Lockheed Martin Corp · NSN 4730-01-241-4646 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-241-4646 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-241-4646. Primary manufacturer part number: ST49D5-7.
Features
  • Tee,pipe — FSC 4730
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Nominal Thread Size: 0.375 INCHES ALL ENDS IN
  • Leg Length: 1.500 INCHES NOMINAL FIRST END IN
  • Leg Length: 1.500 INCHES NOMINAL SECOND END IN
  • Connection Style: PLAIN (PIPE) ALL ENDS
  • Material: STEEL OVERALL
  • Leg Length: 0.890 INCHES NOMINAL THIRD END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Tee,pipe, cataloged under National Stock Number 4730-01-241-4646, 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 Lockheed Martin Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-241-4646
Primary Part NumberST49D5-7
Item NameTee,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Nominal Thread Size0.375 INCHES ALL ENDS IN
Leg Length1.500 INCHES NOMINAL FIRST END IN
Leg Length1.500 INCHES NOMINAL SECOND END IN
Connection StylePLAIN (PIPE) ALL ENDS
MaterialSTEEL OVERALL
Leg Length0.890 INCHES NOMINAL THIRD END IN
Thread Series DesignatorNPTF ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
1025-00-654-0890 INTERCHANGEABLE
Disk and Rim,wheel
4730-00-930-6690 INTERCHANGEABLE
Coupling Half,self-Sealing
3040-01-133-412701220700 INTERCHANGEABLE
Lever,manual Control
Orscheln Products Llc
4720-01-241-5491 INTERCHANGEABLE
Hose Assembly,nonmetallic
4730-01-241-6617 INTERCHANGEABLE
Coupling Half,self-Sealing
Cross-Reference Index
Part NumberManufacturer
ST49D5-7 Lockheed Martin Corp (USA)
25919 Bosch Automotive Service Solutions Inc. (USA)
ST49D5 Lockheed Martin Corp (USA)
Related Parts
1025-00-654-0890INTERCHANGEABLE
DISK AND RIM,WHEEL
4730-00-930-6690INTERCHANGEABLE
COUPLING HALF,SELF-SEALING
3040-01-133-4127INTERCHANGEABLE
LEVER,MANUAL CONTROL
01220700
4720-01-241-5491INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
4730-01-241-6617INTERCHANGEABLE
COUPLING HALF,SELF-SEALING

Frequently Asked Questions

What is NSN 4730-01-241-4646?

NSN 4730-01-241-4646 is a Tee,pipe, manufactured by Lockheed Martin Corp, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-241-4646?

NSN 4730-01-241-4646 has 3 cross-referenced part numbers: ST49D5-7 (Lockheed Martin Corp), 25919 (Bosch Automotive Service Solutions Inc.), ST49D5 (Lockheed Martin Corp).

What NSN replaces 4730-01-241-4646?

There are 5 known substitutes for 4730-01-241-4646: 1025-00-654-0890, 4730-00-930-6690, 3040-01-133-4127 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ST49D5-7?

Key specifications for ST49D5-7: Connection Type: THREADED INTERNAL PIPE ALL ENDS; Nominal Thread Size: 0.375 INCHES ALL ENDS IN; Leg Length: 1.500 INCHES NOMINAL FIRST END IN; Leg Length: 1.500 INCHES NOMINAL SECOND END IN. 8 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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