PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C0NNECT0RINVERTEDFLAREAdapter,straight,pipe to Tube

Society of Automotive Engineers Inc · NSN 4730-00-287-3678 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-287-3678 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-287-3678. Primary manufacturer part number: C0NNECT0RINVERTEDFLARE.
Features
  • Adapter,straight,pipe to Tube — FSC 4730
  • Nominal Thread Size: 0.875 INCHES FIRST END IN
  • Nominal Outside Diameter Tube Accommodated: 0.625 INCHES FIRST END IN
  • Thread Class: 2A FIRST END A
  • Nominal Thread Size: 0.375 INCHES SECOND END IN
  • Connection Type: THREADED INTERNAL TUBE FIRST END
  • Seat Angle: 42.0 DEGREES FIRST END
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-287-3678, 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 Society of Automotive Engineers Inc. Government technical data includes 15 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-287-3678
Primary Part NumberC0NNECT0RINVERTEDFLARE
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSociety of Automotive Engineers Inc
StatusACTIVE
Nominal Thread Size0.875 INCHES FIRST END IN
Nominal Outside Diameter Tube Accommodated0.625 INCHES FIRST END IN
Thread Class2A FIRST END A
Nominal Thread Size0.375 INCHES SECOND END IN
Connection TypeTHREADED INTERNAL TUBE FIRST END
Seat Angle42.0 DEGREES FIRST END
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Thread Series DesignatorNPTF SECOND END
Nominal Pipe Size Accommodated0.375 INCHES SECOND END IN
Connection StylePLAIN (PIPE) SECOND END
Thread Quantity Per Inch18 FIRST END
Thread Series DesignatorUNS FIRST END
Nominal Overall Length1.312 INCHES IN
MaterialCOPPER ALLOY OVERALL
Connection StyleINVERTED FLARE (TUBE) FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-00-289-1254SAE J512 6-4 040102B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
C0NNECT0RINVERTEDFLARE Society of Automotive Engineers Inc (USA)
C0NNECT0RINVERTEDFLARE Sae International Dba Sae International (USA)
Related Parts
4730-00-289-1254INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J512 6-4 040102B

Frequently Asked Questions

What is NSN 4730-00-287-3678?

NSN 4730-00-287-3678 is a Adapter,straight,pipe to Tube, manufactured by Society of Automotive Engineers Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-287-3678?

NSN 4730-00-287-3678 has 2 cross-referenced part numbers: C0NNECT0RINVERTEDFLARE (Society of Automotive Engineers Inc), C0NNECT0RINVERTEDFLARE (Sae International Dba Sae International).

What NSN replaces 4730-00-287-3678?

There is 1 known substitute for 4730-00-287-3678: 4730-00-289-1254. Verify interchangeability with system specifications before substitution.

What are the specifications of C0NNECT0RINVERTEDFLARE?

Key specifications for C0NNECT0RINVERTEDFLARE: Nominal Thread Size: 0.875 INCHES FIRST END IN; Nominal Outside Diameter Tube Accommodated: 0.625 INCHES FIRST END IN; Thread Class: 2A FIRST END A; Nominal Thread Size: 0.375 INCHES SECOND END IN. 15 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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