PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

500-025Mask,diver's

Kirby Morgan Dive Systems Inc · NSN 4220-01-544-0314 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-01-544-0314 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-544-0314. Primary manufacturer part number: 500-025.
Features
  • Mask,diver's — FSC 4220
  • Material: RUBBER CHLOROPRENE CLASS CR AND GLASS
  • 1 verified cross-reference
  • Primary manufacturer: Kirby Morgan Dive Systems Inc
Applications
  • Applications requiring Rubber Chloroprene Class Cr and Glass construction
General Description

The Mask,diver's, cataloged under National Stock Number 4220-01-544-0314, 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. Government technical data includes 1 verified specification, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4220-01-544-0314
Primary Part Number500-025
Item NameMask,diver's
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerKirby Morgan Dive Systems Inc
StatusACTIVE
MaterialRUBBER CHLOROPRENE CLASS CR AND GLASS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5920-00-280-4465 INTERCHANGEABLE
Fuse,cartridge
5930-00-835-8289500025 INTERCHANGEABLE
Switch Assembly
North Atlantic Industries, Inc. Dba North Atlantic Industries
5310-01-088-8960530454-10 INTERCHANGEABLE
Washer,spring Tension
Raytheon Company Dba Raytheon
5961-01-276-87701978067-115 INTERCHANGEABLE
Semiconductor Device,thyristor
Northrop Grumman Systems Corporation
6625-01-327-8377500025 INTERCHANGEABLE
Ammeter
Pacific Power Source Inc
4820-01-371-0495500025-01RH-1 INTERCHANGEABLE
Gear Operator,valve
Tri-Tec Manufacturing Llc
5998-01-384-6045 INTERCHANGEABLE
Printed Circuit Board
6130-01-399-7490100513 INTERCHANGEABLE
Rectifier Assembly,metallic
Dynarad
4820-01-641-6305500025-01RH-2 INTERCHANGEABLE
Gear Operator,valve
Tri-Tec Manufacturing Llc
4820-01-649-0374500025-02LH-2 INTERCHANGEABLE
Gear Operator,valve
Tri-Tec Manufacturing Llc
Cross-Reference Index
Part NumberManufacturer
500-025 PRIMARY Kirby Morgan Dive Systems Inc (USA)
Related Parts
5920-00-280-4465INTERCHANGEABLE
FUSE,CARTRIDGE
5930-00-835-8289INTERCHANGEABLE
SWITCH ASSEMBLY
500025
5310-01-088-8960INTERCHANGEABLE
WASHER,SPRING TENSION
530454-10
5961-01-276-8770INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
1978067-115
6625-01-327-8377INTERCHANGEABLE
AMMETER
500025
4820-01-371-0495INTERCHANGEABLE
GEAR OPERATOR,VALVE
500025-01RH-1
5998-01-384-6045INTERCHANGEABLE
PRINTED CIRCUIT BOARD
6130-01-399-7490INTERCHANGEABLE
RECTIFIER ASSEMBLY,METALLIC
100513
4820-01-641-6305INTERCHANGEABLE
GEAR OPERATOR,VALVE
500025-01RH-2
4820-01-649-0374INTERCHANGEABLE
GEAR OPERATOR,VALVE
500025-02LH-2
5340-01-666-7679INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
5000-25
4820-01-687-4791INTERCHANGEABLE
GEAR OPERATOR,VALVE
500025-02LH-1

Frequently Asked Questions

What is NSN 4220-01-544-0314?

NSN 4220-01-544-0314 is a Mask,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 4220-01-544-0314?

NSN 4220-01-544-0314 has 1 cross-referenced part number: 500-025 (Kirby Morgan Dive Systems Inc).

What NSN replaces 4220-01-544-0314?

There are 12 known substitutes for 4220-01-544-0314: 5920-00-280-4465, 5930-00-835-8289, 5310-01-088-8960 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 500-025?

Key specifications for 500-025: Material: RUBBER CHLOROPRENE CLASS CR AND GLASS; Part Name Assigned by Controlling Agency: KMB 18B BAND MASK; Special Features: USED IN MIXED GAS DIVING AND SHALLOW WATER DIVING; FIBERGLASS FRAME; HEAD HARNESS NEOPRENE RUBBER; SPIDER HEAD HARNESS; WITH BARE WIRE POSTS. 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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