PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

536BLife Preserver,vest

Armour of America Incorporated · NSN 4220-01-394-2720 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-01-394-2720 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-394-2720. Primary manufacturer part number: 536B.
Features
  • Life Preserver,vest — FSC 4220
  • Material: PLASTIC FILLING
  • Size Designation: LARGE
  • Buoyancy Method: BUOYANT MATERIAL
  • Collar: NOT INCLUDED
  • 1 verified cross-reference
  • Primary manufacturer: Armour of America Incorporated
Applications
  • Applications requiring Plastic Filling construction
General Description

The Life Preserver,vest, cataloged under National Stock Number 4220-01-394-2720, 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 Armour of America Incorporated. Government technical data includes 4 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4220-01-394-2720
Primary Part Number536B
Item NameLife Preserver,vest
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerArmour of America Incorporated
StatusACTIVE
MaterialPLASTIC FILLING
Size DesignationLARGE
Buoyancy MethodBUOYANT MATERIAL
CollarNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2930-00-871-696455-1075 INTERCHANGEABLE
Pump,cooling System,engine
Napa Automotive Parts Co
Cross-Reference Index
Part NumberManufacturer
536B PRIMARY Armour of America Incorporated (USA)
Related Parts
2930-00-871-6964INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
55-1075

Frequently Asked Questions

What is NSN 4220-01-394-2720?

NSN 4220-01-394-2720 is a Life Preserver,vest, manufactured by Armour of America Incorporated, classified under FSC 4220 (No Item Name Available). Status: active.

What are the part numbers for NSN 4220-01-394-2720?

NSN 4220-01-394-2720 has 1 cross-referenced part number: 536B (Armour of America Incorporated).

What NSN replaces 4220-01-394-2720?

There is 1 known substitute for 4220-01-394-2720: 2930-00-871-6964. Verify interchangeability with system specifications before substitution.

What are the specifications of 536B?

Key specifications for 536B: Material: PLASTIC FILLING; Size Designation: LARGE; Buoyancy Method: BUOYANT MATERIAL; Collar: NOT INCLUDED. 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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