PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

380-27Seal,valve Stem

Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok · NSN 5330-00-918-3578 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-918-3578 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-918-3578. Primary manufacturer part number: 380-27.
Features
  • Seal,valve Stem — FSC 5330
  • General Characteristics Item Description: NYLON,MIL-P-20693
  • 2 verified cross-references
  • Primary manufacturer: Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
General Description

The Seal,valve Stem, cataloged under National Stock Number 5330-00-918-3578, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-918-3578
Primary Part Number380-27
Item NameSeal,valve Stem
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCircor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
StatusACTIVE
General Characteristics Item DescriptionNYLON,MIL-P-20693
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5930-00-217-203838027 INTERCHANGEABLE
Switch Subassembly
Switchcraft Inc.
5310-00-276-3418 INTERCHANGEABLE
Nut,plain,hexagon
5935-01-186-8233F101564 INTERCHANGEABLE
Connector,receptacle,electrical
Tld Wollard Llc
4820-01-407-4899N38027 INTERCHANGEABLE
Indicator,valve Opening
Leslie Controls, Inc. Dba Leslie Controls Inc
5310-01-546-333312759-00352 INTERCHANGEABLE
Nut Blank
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
3316X2 PIECE 8 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
380-27 PRIMARY Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
Related Parts
5930-00-217-2038INTERCHANGEABLE
SWITCH SUBASSEMBLY
38027
5310-00-276-3418INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5935-01-186-8233INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
F101564
4820-01-407-4899INTERCHANGEABLE
INDICATOR,VALVE OPENING
N38027
5310-01-546-3333INTERCHANGEABLE
NUT BLANK
12759-00352

Frequently Asked Questions

What is NSN 5330-00-918-3578?

NSN 5330-00-918-3578 is a Seal,valve Stem, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-918-3578?

NSN 5330-00-918-3578 has 2 cross-referenced part numbers: 3316X2 PIECE 8 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 380-27 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).

What NSN replaces 5330-00-918-3578?

There are 5 known substitutes for 5330-00-918-3578: 5930-00-217-2038, 5310-00-276-3418, 5935-01-186-8233 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 380-27?

Key specifications for 380-27: General Characteristics Item Description: NYLON,MIL-P-20693. 1 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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