PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

F401ST-2Plug,machine Thread

Eaton Aerospace Llc Div Fluid and Electrical Distribution Division · NSN 5365-01-164-1200 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-164-1200 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-164-1200. Primary manufacturer part number: F401ST-2.
Features
  • Plug,machine Thread — FSC 5365
  • Material: ALUMINUM ALLOY OVERALL
  • Thread Quantity Per Inch: 12 EXTERNAL
  • Nominal Thread Size: 1.312 INCHES EXTERNAL IN
  • Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Thread Series Designator: UN EXTERNAL
  • Surface Treatment: CHROMATE OVERALL
  • Thread Class: 3A EXTERNAL A
Applications
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Plug,machine Thread, cataloged under National Stock Number 5365-01-164-1200, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace Llc Div Fluid and Electrical Distribution Division. Government technical data includes 10 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-164-1200
Primary Part NumberF401ST-2
Item NamePlug,machine Thread
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerEaton Aerospace Llc Div Fluid and Electrical Distribution Division
StatusACTIVE
MaterialALUMINUM ALLOY OVERALL
Thread Quantity Per Inch12 EXTERNAL
Nominal Thread Size1.312 INCHES EXTERNAL IN
Surface Treatment Document and ClassificationMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Thread Series DesignatorUN EXTERNAL
Surface TreatmentCHROMATE OVERALL
Thread Class3A EXTERNAL A
Head TypeCORED
Thread DirectionRIGHT-HAND EXTERNAL
Features ProvidedCHAIN AND O RING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Cross-Reference Index
Part NumberManufacturer
5365PL1951585 Jednolity Indeks Materialowy - Uniform Material Index (POL)
F401ST-2 PRIMARY Eaton Aerospace Llc Div Fluid and Electrical Distribution Division (USA)
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Frequently Asked Questions

What is NSN 5365-01-164-1200?

NSN 5365-01-164-1200 is a Plug,machine Thread, manufactured by Eaton Aerospace Llc Div Fluid and Electrical Distribution Division, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-164-1200?

NSN 5365-01-164-1200 has 2 cross-referenced part numbers: 5365PL1951585 (Jednolity Indeks Materialowy - Uniform Material Index), F401ST-2 (Eaton Aerospace Llc Div Fluid and Electrical Distribution Division).

What are the specifications of F401ST-2?

Key specifications for F401ST-2: Material: ALUMINUM ALLOY OVERALL; Thread Quantity Per Inch: 12 EXTERNAL; Nominal Thread Size: 1.312 INCHES EXTERNAL IN; Special Features: INCLUDES THREE STAINLESS STEEL LOCKING PINS. 12 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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