PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

592-6383532-1Bladder Assembly,life Preserver

Naval Sea Systems Command · NSN 4220-01-346-1998 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-01-346-1998 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-346-1998. Primary manufacturer part number: 592-6383532-1.
Features
  • Bladder Assembly,life Preserver — FSC 4220
  • Buoyancy Method: GAS INFLATED AND ORALLY INFLATED
  • Gas Cylinder: NOT INCLUDED
  • Size Designation: STANDARD
  • Collar: NOT INCLUDED
  • Base Width: 21.000 INCHES NOMINAL IN
  • Criticality Code Justification: FEAT
  • Height: 27.500 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Bladder Assembly,life Preserver, cataloged under National Stock Number 4220-01-346-1998, 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 Naval Sea Systems Command. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4220-01-346-1998
Primary Part Number592-6383532-1
Item NameBladder Assembly,life Preserver
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusCANCELLED
Buoyancy MethodGAS INFLATED AND ORALLY INFLATED
Gas CylinderNOT INCLUDED
Size DesignationSTANDARD
CollarNOT INCLUDED
Base Width21.000 INCHES NOMINAL IN
Criticality Code JustificationFEAT
Height27.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2510-00-042-48254083-5501 INTERCHANGEABLE
Spring Assembly,leaf
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
2930-00-180-64458551 INTERCHANGEABLE
Pump,package
Elgin Industries Inc. Dba
3130-00-370-380485-51 INTERCHANGEABLE
Housing,bearing Unit
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
4720-00-444-1731 INTERCHANGEABLE
Hose Assembly,nonmetallic
5331-01-025-77838551 INTERCHANGEABLE
O-Ring
Imi Cash Valve Inc
5340-01-067-9987A7576.001.130 INTERCHANGEABLE
Cap,protective,dust and Moisture
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
4820-01-131-7650E8551C41M INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
6110-01-324-68098551 INTERCHANGEABLE
Computer
Cef Industries Inc Environ Div
5935-01-347-7179855-1 INTERCHANGEABLE
Connector,receptacle,electrical
Inmac Usa Microwarehouse Inc of Connecticut
6625-01-513-17288551 INTERCHANGEABLE
Generator,function-Pulse
Global Test Solutions Llc
Cross-Reference Index
Part NumberManufacturer
592-5403169 Naval Sea Systems Command (USA)
8551 Soniform Inc (USA)
592-6383532-1 PRIMARY Naval Sea Systems Command (USA)
592-5403169-1 Naval Sea Systems Command (USA)
Related Parts
2510-00-042-4825INTERCHANGEABLE
SPRING ASSEMBLY,LEAF
4083-5501
2930-00-180-6445INTERCHANGEABLE
PUMP,PACKAGE
8551
3130-00-370-3804INTERCHANGEABLE
HOUSING,BEARING UNIT
85-51
4720-00-444-1731INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5331-01-025-7783INTERCHANGEABLE
O-RING
8551
5340-01-067-9987INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
A7576.001.130
4820-01-131-7650INTERCHANGEABLE
VALVE,SAFETY RELIEF
E8551C41M
6110-01-324-6809INTERCHANGEABLE
COMPUTER
8551
5935-01-347-7179INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
855-1
6625-01-513-1728INTERCHANGEABLE
GENERATOR,FUNCTION-PULSE
8551
5996-01-550-6657INTERCHANGEABLE
AMPLIFIER,AUDIO FREQUENCY
8910ADA-M
6515-01-576-7321INTERCHANGEABLE
REFILL KIT,PUMP
8551

Frequently Asked Questions

What is NSN 4220-01-346-1998?

NSN 4220-01-346-1998 is a Bladder Assembly,life Preserver, manufactured by Naval Sea Systems Command, classified under FSC 4220 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4220-01-346-1998?

NSN 4220-01-346-1998 has 4 cross-referenced part numbers: 592-5403169 (Naval Sea Systems Command), 8551 (Soniform Inc), 592-6383532-1 (Naval Sea Systems Command), 592-5403169-1 (Naval Sea Systems Command).

What NSN replaces 4220-01-346-1998?

There are 12 known substitutes for 4220-01-346-1998: 2510-00-042-4825, 2930-00-180-6445, 3130-00-370-3804 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 592-6383532-1?

Key specifications for 592-6383532-1: Buoyancy Method: GAS INFLATED AND ORALLY INFLATED; Gas Cylinder: NOT INCLUDED; Size Designation: STANDARD; Collar: NOT INCLUDED. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4220-01-346-1998 still in active supply?

NSN 4220-01-346-1998 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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