PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

520-098Cushion,helmet,diver's

Kirby Morgan Dive Systems Inc · NSN 4220-01-700-1130 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-01-700-1130 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-700-1130. Primary manufacturer part number: 520-098.
Features
  • Cushion,helmet,diver's — FSC 4220
  • 1 verified cross-reference
  • Primary manufacturer: Kirby Morgan Dive Systems Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cushion,helmet,diver's, cataloged under National Stock Number 4220-01-700-1130, 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 Kirby Morgan Dive Systems Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4220-01-700-1130
Primary Part Number520-098
Item NameCushion,helmet,diver's
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerKirby Morgan Dive Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5905-00-104-8336 INTERCHANGEABLE
Resistor,fixed,composition
5315-00-274-4265225T18 INTERCHANGEABLE
Pin,straight,headless
Chief of Engineers Dept of Army
4470-00-893-2116 INTERCHANGEABLE
Plug,cable Shorting
Cross-Reference Index
Part NumberManufacturer
520-098 PRIMARY Kirby Morgan Dive Systems Inc (USA)
Related Parts
5905-00-104-8336INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5315-00-274-4265INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
225T18
4470-00-893-2116INTERCHANGEABLE
PLUG,CABLE SHORTING

Frequently Asked Questions

What is NSN 4220-01-700-1130?

NSN 4220-01-700-1130 is a Cushion,helmet,diver's, manufactured by Kirby Morgan Dive Systems Inc, classified under FSC 4220 (No Item Name Available). Status: active.

What are the part numbers for NSN 4220-01-700-1130?

NSN 4220-01-700-1130 has 1 cross-referenced part number: 520-098 (Kirby Morgan Dive Systems Inc).

What NSN replaces 4220-01-700-1130?

There are 3 known substitutes for 4220-01-700-1130: 5905-00-104-8336, 5315-00-274-4265, 4470-00-893-2116. Verify interchangeability with system specifications before substitution.

What are the specifications of 520-098?

Key specifications for 520-098: Part Name Assigned by Controlling Agency: NECK PAD; End Item Identification: LOCKING COLLAR ASSEMBLY. 2 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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