PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

111609Disk,rupturable

Provision, Inc. Dba Provision Inc · NSN 4820-01-329-8656 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-329-8656 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-329-8656. Primary manufacturer part number: 111609.
Features
  • Disk,rupturable — FSC 4820
  • Cross-Sectional Shape: CONCAVE
  • Criticality Code Justification: FEAT
  • Burst Pressure: 86.0 PRESSURE POUNDS PER SQUARE INCH GAGE
  • 1 verified cross-reference
  • Primary manufacturer: Provision, Inc. Dba Provision Inc
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Disk,rupturable, cataloged under National Stock Number 4820-01-329-8656, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Provision, Inc. Dba Provision Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN4820-01-329-8656
Primary Part Number111609
Item NameDisk,rupturable
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerProvision, Inc. Dba Provision Inc
StatusACTIVE
Cross-Sectional ShapeCONCAVE
Criticality Code JustificationFEAT
Burst Pressure86.0 PRESSURE POUNDS PER SQUARE INCH GAGE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5999-00-004-6369 INTERCHANGEABLE
Cap,electrical
4730-00-203-1072111607 INTERCHANGEABLE
Clamp,hose
Chrysler Realty Company Llc Dba Daimler Chrysler
6150-00-837-8503112012 A INTERCHANGEABLE
Cable Assembly,power,electrical
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5905-00-988-42624702-111609 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Fluke Corp
5340-01-607-5918 INTERCHANGEABLE
Plate,mounting
Cross-Reference Index
Part NumberManufacturer
111609 PRIMARY Provision, Inc. Dba Provision Inc (USA)
Related Parts
5999-00-004-6369INTERCHANGEABLE
CAP,ELECTRICAL
4730-00-203-1072INTERCHANGEABLE
CLAMP,HOSE
111607
6150-00-837-8503INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
112012 A
5905-00-988-4262INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
4702-111609
5340-01-607-5918INTERCHANGEABLE
PLATE,MOUNTING

Frequently Asked Questions

What is NSN 4820-01-329-8656?

NSN 4820-01-329-8656 is a Disk,rupturable, manufactured by Provision, Inc. Dba Provision Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-329-8656?

NSN 4820-01-329-8656 has 1 cross-referenced part number: 111609 (Provision, Inc. Dba Provision Inc).

What NSN replaces 4820-01-329-8656?

There are 5 known substitutes for 4820-01-329-8656: 5999-00-004-6369, 4730-00-203-1072, 6150-00-837-8503 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 111609?

Key specifications for 111609: Cross-Sectional Shape: CONCAVE; Criticality Code Justification: FEAT; Special Features: ITEM MUST BE CLEANED AND PACKAGED FOR LIQUID OXYGEN SERVICE; Burst Pressure: 86.0 PRESSURE POUNDS PER SQUARE INCH GAGE. 4 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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