Parts Kit, Diving Helmet4220-01-425-0398

NSN 4220-01-425-0398 · NIIN 014250398 · Part number 525-100

Kirby Morgan Dive Systems Inc · FSC 4220 — Marine Lifesaving and Diving Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 58366

Government record, cited

NSN 4220-01-425-0398 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-425-0398. Manufacturer of record part number: 525-100.

Also searched as 4220-01-425-0398 · 4220014250398 · NIIN 014250398 · 01-425-0398 · FSC 4220 Marine Lifesaving and Diving Equipment · CAGE 58366 · 525-100

Nearby stock numbers ← 4220-01-424-4220 Body, Regulator, Breathing Apparat · 4220-01-425-6635 Bonnet, Regulator, Breathing Appar →

Features

Parts Kit,diving Helmet — FSC 4220
Component Quantity: 7
End Item Source: 58366
End Item Name: DIVING HELMET
Nonsupply Items and Quantities: REGULATOR COVER,1; SIDEBLOCK COVER,1; PVC FLANGE,2; CORRUGATED TUBE,1; TIE WRAP,2
1 manufacturer part number on file
Manufacturer of record: Kirby Morgan Dive Systems Inc

Identification

NSN: 4220-01-425-0398
NIIN: 014250398
FSC: 4220 — Marine Lifesaving and Diving Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: 525-100
Manufacturer: Kirby Morgan Dive Systems Inc

General Description

The Parts Kit,diving Helmet, cataloged under National Stock Number 4220-01-425-0398, is classified within Federal Supply Class 4220 (Marine Lifesaving and Diving Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Kirby Morgan Dive Systems Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4220-01-425-0398
Primary Part Number	525-100
Item Name	Parts Kit,diving Helmet
FSC / FSG	4220 / 42 — Marine Lifesaving and Diving Equipment
Manufacturer	Kirby Morgan Dive Systems Inc
Status	ACTIVE
Component Quantity	7
End Item Source	58366
End Item Name	DIVING HELMET
Nonsupply Items and Quantities	REGULATOR COVER,1; SIDEBLOCK COVER,1; PVC FLANGE,2; CORRUGATED TUBE,1; TIE WRAP,2

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
525-100 PRIMARY	Kirby Morgan Dive Systems Inc (USA)

Frequently Asked Questions

What is NSN 4220-01-425-0398?

NSN 4220-01-425-0398 is a Parts Kit,diving Helmet, manufactured by Kirby Morgan Dive Systems Inc, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.

What part numbers are listed for NSN 4220-01-425-0398?

NSN 4220-01-425-0398 has 1 manufacturer part number on file: 525-100 (Kirby Morgan Dive Systems Inc).

What are the specifications of 525-100?

Key specifications for 525-100: Component Quantity: 7; End Item Source: 58366; End Item Name: DIVING HELMET; Nonsupply Items and Quantities: REGULATOR COVER,1; SIDEBLOCK COVER,1; PVC FLANGE,2; CORRUGATED TUBE,1; TIE WRAP,2. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4220-01-425-0398 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

PartsTable Design LLC · partstable.com