PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST4905Bushing,pipe

Lockheed Martin Corp · NSN 4730-01-268-4007 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-268-4007 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-268-4007. Primary manufacturer part number: ST4905.
Features
  • Bushing,pipe — FSC 4730
  • Internal Thread Size: 0.250-18
  • External Screw Thread Series Designator: NPTF
  • External Thread Direction: RIGHT-HAND
  • Internal Screw Thread Series Designator: NPTF
  • Internal Thread Direction: RIGHT-HAND
  • Style Designator: OUTSIDE HEXAGON OR OCTAGON (PARTIAL OR FULL THREAD OPTIONAL)
  • External Thread Size: 0.375-18
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Bushing,pipe, cataloged under National Stock Number 4730-01-268-4007, 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 7 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-268-4007
Primary Part NumberST4905
Item NameBushing,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Internal Thread Size0.250-18
External Screw Thread Series DesignatorNPTF
External Thread DirectionRIGHT-HAND
Internal Screw Thread Series DesignatorNPTF
Internal Thread DirectionRIGHT-HAND
Style DesignatorOUTSIDE HEXAGON OR OCTAGON (PARTIAL OR FULL THREAD OPTIONAL)
External Thread Size0.375-18
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-147-75442677190 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4820-00-824-5721 INTERCHANGEABLE
Valve,y
4330-01-095-7455274027-1 INTERCHANGEABLE
Filter,fluid
Parker-Hannifin Corporation Dba Control Systems Division
5945-01-478-5395 INTERCHANGEABLE
Relay,electromagnetic
Cross-Reference Index
Part NumberManufacturer
ST4905 Lockheed Martin Corp (USA)
10676 Bosch Automotive Service Solutions Inc. (USA)
ST4905-12 Lockheed Martin Corp (USA)
Related Parts
5950-00-147-7544INTERCHANGEABLE
TRANSFORMER,POWER
2677190
4820-00-824-5721INTERCHANGEABLE
VALVE,Y
4330-01-095-7455INTERCHANGEABLE
FILTER,FLUID
274027-1
5945-01-478-5395INTERCHANGEABLE
RELAY,ELECTROMAGNETIC

Frequently Asked Questions

What is NSN 4730-01-268-4007?

NSN 4730-01-268-4007 is a Bushing,pipe, manufactured by Lockheed Martin Corp, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-268-4007?

NSN 4730-01-268-4007 has 3 cross-referenced part numbers: ST4905 (Lockheed Martin Corp), 10676 (Bosch Automotive Service Solutions Inc.), ST4905-12 (Lockheed Martin Corp).

What NSN replaces 4730-01-268-4007?

There are 4 known substitutes for 4730-01-268-4007: 5950-00-147-7544, 4820-00-824-5721, 4330-01-095-7455 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ST4905?

Key specifications for ST4905: Internal Thread Size: 0.250-18; External Screw Thread Series Designator: NPTF; External Thread Direction: RIGHT-HAND; Internal Screw Thread Series Designator: NPTF. 7 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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