PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

203350Ring,externally Threaded

Valcor Engineering Corporation · NSN 5365-00-328-3682 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-328-3682 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-328-3682. Primary manufacturer part number: 203350.
Features
  • Ring,externally Threaded — FSC 5365
  • Thread Size: 0.562-18
  • Material: ALUMINUM ALLOY 2024
  • Material Document and Classification: QQ-A-265, T4 FED SPEC SINGLE MATERIAL RESPONSE
  • Casehardening Indicator: NOT CASEHARDENED
  • Thread Class: 3A A
  • Screw Thread Series Designator: UNF
  • 3 verified cross-references
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Ring,externally Threaded, cataloged under National Stock Number 5365-00-328-3682, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Valcor Engineering Corporation. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5365-00-328-3682
Primary Part Number203350
Item NameRing,externally Threaded
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerValcor Engineering Corporation
StatusACTIVE
Thread Size0.562-18
MaterialALUMINUM ALLOY 2024
Material Document and ClassificationQQ-A-265, T4 FED SPEC SINGLE MATERIAL RESPONSE
Casehardening IndicatorNOT CASEHARDENED
Thread Class3A A
Screw Thread Series DesignatorUNF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2520-00-152-835000700200482 INTERCHANGEABLE
Gear Assy
Harlan Global Manufacturing Llc
2910-01-080-557020335000 INTERCHANGEABLE
Plunger,governor
Cummins Inc.
5895-01-548-7922203350 INTERCHANGEABLE
Panel,control,electrical-Electro
Setra Systems, Inc. Dba Gems Sensors
5430-01-556-3444203350 INTERCHANGEABLE
Tank,liquid Storage
Jered Llc
Cross-Reference Index
Part NumberManufacturer
203350 Kidde Technologies, Inc Div Kidde Aerospace and Defense (USA)
203350 Kidde-Fenwal, Llc (USA)
203350 PRIMARY Valcor Engineering Corporation (USA)
Related Parts
2520-00-152-8350INTERCHANGEABLE
GEAR ASSY
00700200482
2910-01-080-5570INTERCHANGEABLE
PLUNGER,GOVERNOR
20335000
5895-01-548-7922INTERCHANGEABLE
PANEL,CONTROL,ELECTRICAL-ELECTRO
203350
5430-01-556-3444INTERCHANGEABLE
TANK,LIQUID STORAGE
203350

Frequently Asked Questions

What is NSN 5365-00-328-3682?

NSN 5365-00-328-3682 is a Ring,externally Threaded, manufactured by Valcor Engineering Corporation, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-328-3682?

NSN 5365-00-328-3682 has 3 cross-referenced part numbers: 203350 (Kidde Technologies, Inc Div Kidde Aerospace and Defense), 203350 (Kidde-Fenwal, Llc), 203350 (Valcor Engineering Corporation).

What NSN replaces 5365-00-328-3682?

There are 4 known substitutes for 5365-00-328-3682: 2520-00-152-8350, 2910-01-080-5570, 5895-01-548-7922 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 203350?

Key specifications for 203350: Overall Length: 0.312 INCHES NOMINAL IN; Thread Size: 0.562-18; Material: ALUMINUM ALLOY 2024; Material Document and Classification: QQ-A-265, T4 FED SPEC SINGLE MATERIAL RESPONSE. 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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