PartsTable TECHNICAL DATA SHEET
NSN 4730-01-218-4103Government record, cited

Adapter, Straight, Tube to Boss4730-01-218-4103

NSN 4730-01-218-4103 · NIIN 012184103 · Part number ST2000-14
J.f. Fredericks Aero Llc Dba J F Fredericks Aero Llc Div J F Frederics Aero Llc · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 33575
Government record, cited
NSN 4730-01-218-4103 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-218-4103. Manufacturer of record part number: ST2000-14.
Also searched as  4730-01-218-4103 · 4730012184103 · NIIN 012184103 · 01-218-4103 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 33575 · ST2000-14
Nearby stock numbers  ·
Features
  • Adapter,straight,tube to Boss — FSC 4730
  • Connection Style: FLARED W/ GASKET SEAL (BOSS) FIRST END
  • Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
  • Nominal Overall Length: 1.688 INCHES IN
  • Connection Type: THREADED INTERNAL TUBE ALL ENDS
  • Material Document and Classification: AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Nominal Outside Diameter Tube Accommodated: 0.875 INCHES ALL ENDS IN
  • Nominal Thread Size: 1.187 INCHES ALL ENDS IN
Identification
  • NSN: 4730-01-218-4103
  • NIIN: 012184103
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
  • Primary part number: ST2000-14
  • Manufacturer: J.f. Fredericks Aero Llc Dba J F Fredericks Aero Llc Div J F Frederics Aero Llc
General Description

The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-01-218-4103, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is J.f. Fredericks Aero Llc Dba J F Fredericks Aero Llc Div J F Frederics Aero Llc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-218-4103
Primary Part NumberST2000-14
Item NameAdapter,straight,tube to Boss
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
ManufacturerJ.f. Fredericks Aero Llc Dba J F Fredericks Aero Llc Div J F Frederics Aero Llc
StatusACTIVE
Connection StyleFLARED W/ GASKET SEAL (BOSS) FIRST END
Connection StyleEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
Nominal Overall Length1.688 INCHES IN
Connection TypeTHREADED INTERNAL TUBE ALL ENDS
Material Document and ClassificationAMS4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Nominal Outside Diameter Tube Accommodated0.875 INCHES ALL ENDS IN
Nominal Thread Size1.187 INCHES ALL ENDS IN
Thread Class3A ALL ENDS A
Thread Quantity Per Inch12 ALL ENDS
MaterialTITANIUM ALLOY OVERALL
Thread Series DesignatorUNIFIED NATIONAL JOINT (UNJ) ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
ST2000-14 PRIMARY J.f. Fredericks Aero Llc Dba J F Fredericks Aero Llc Div J F Frederics Aero Llc (USA)
ST2000-14 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
No interchangeability data on file.
Other items in FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895
4730-00-000-1895 · Item name not on file
4730-00-000-4289
4730-00-000-4289 · Item name not on file
4730-00-000-4445
4730-00-000-4445 · Item name not on file
4730-00-000-8373
4730-00-000-8373 · Item name not on file
4730-00-000-8897
4730-00-000-8897 · Item name not on file
4730-00-001-0007
4730-00-001-0007 · Item name not on file
4730-00-001-0008
COUPLING,TUBE
4730-00-001-0008
COUPLING,TUBE

Frequently Asked Questions

What is NSN 4730-01-218-4103?

NSN 4730-01-218-4103 is a Adapter,straight,tube to Boss, manufactured by J.f. Fredericks Aero Llc Dba J F Fredericks Aero Llc Div J F Frederics Aero Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What part numbers are listed for NSN 4730-01-218-4103?

NSN 4730-01-218-4103 has 2 manufacturer part numbers on file: ST2000-14 (J.f. Fredericks Aero Llc Dba J F Fredericks Aero Llc Div J F Frederics Aero Llc), ST2000-14 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What are the specifications of ST2000-14?

Key specifications for ST2000-14: Connection Style: FLARED W/ GASKET SEAL (BOSS) FIRST END; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Nominal Overall Length: 1.688 INCHES IN; Connection Type: THREADED INTERNAL TUBE ALL ENDS. 11 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-218-4103 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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