PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1136-082Valve,breathing Apparatus

Mission Systems Davenport Inc. · NSN 4220-01-664-4771 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-01-664-4771 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-664-4771. Primary manufacturer part number: 1136-082.
Features
  • Valve,breathing Apparatus — FSC 4220
  • Criticality Code Justification: FEAT
  • 2 verified cross-references
  • Primary manufacturer: Mission Systems Davenport Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,breathing Apparatus, cataloged under National Stock Number 4220-01-664-4771, is classified within Federal Supply Class 4220 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Mission Systems Davenport Inc.. Government technical data includes 1 verified specification, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4220-01-664-4771
Primary Part Number1136-082
Item NameValve,breathing Apparatus
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerMission Systems Davenport Inc.
StatusACTIVE
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5342-01-735-8852113608-2 INTERCHANGEABLE
Cover,access
Naval Surface Warfare Center Dahlgren Div
Cross-Reference Index
Part NumberManufacturer
1136-082ED Naval Inventory Control Point Mechanicsburg (USA)
1136-082 PRIMARY Mission Systems Davenport Inc. (USA)
Related Parts
5342-01-735-8852INTERCHANGEABLE
COVER,ACCESS
113608-2

Frequently Asked Questions

What is NSN 4220-01-664-4771?

NSN 4220-01-664-4771 is a Valve,breathing Apparatus, manufactured by Mission Systems Davenport Inc., classified under FSC 4220 (No Item Name Available). Status: active.

What are the part numbers for NSN 4220-01-664-4771?

NSN 4220-01-664-4771 has 2 cross-referenced part numbers: 1136-082ED (Naval Inventory Control Point Mechanicsburg), 1136-082 (Mission Systems Davenport Inc.).

What NSN replaces 4220-01-664-4771?

There is 1 known substitute for 4220-01-664-4771: 5342-01-735-8852. Verify interchangeability with system specifications before substitution.

What are the specifications of 1136-082?

Key specifications for 1136-082: Part Name Assigned by Controlling Agency: CONNECTOR; Special Features: EXPLOSIVE ORDNANCE DISPOSAL (EOD) TOOLS/EQUIPMENT; Criticality Code Justification: FEAT. 3 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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