PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1045-39NMFilter

Aqualung Usa, Inc · NSN 4220-00-776-7023 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-00-776-7023 — this item is cataloged by the U.S. Government under National Stock Number 4220-00-776-7023. Primary manufacturer part number: 1045-39NM.
Features
  • Filter — FSC 4220
  • 3 verified cross-references
  • Primary manufacturer: Aqualung Usa, Inc
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter, cataloged under National Stock Number 4220-00-776-7023, 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 Aqualung Usa, Inc. This item has 3 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: Active.

Technical Specifications
ParameterValue
NSN4220-00-776-7023
Primary Part Number1045-39NM
Item NameFilter
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerAqualung Usa, Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6685-00-228-37841000-038-00 INTERCHANGEABLE
Gage,pressure,dial Indicating
Qed Inc Dba Qed Inc
5306-00-350-0015 INTERCHANGEABLE
Bolt,u
7510-00-469-79107510-00-469-7910 INTERCHANGEABLE
Ink,marking Stencil
National Industries for the Blind
5977-00-646-9757 INTERCHANGEABLE
Brush,electrical Contact
5330-00-679-7951132-0678 INTERCHANGEABLE
Seal,plain Encased
Caterpillar Inc Div Caterpillar Defense
5305-00-710-4190100038 INTERCHANGEABLE
Screw,cap,hexagon Head
Chrysler Realty Company Llc Dba Daimler Chrysler
6625-00-878-3600 INTERCHANGEABLE
Lead,test
1680-00-993-70571000-38 INTERCHANGEABLE
Cap,thrust
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
4140-01-005-4469 INTERCHANGEABLE
Fan,tubeaxial
5330-01-171-1218100038 INTERCHANGEABLE
Seal
Champion Industries Inc.
Cross-Reference Index
Part NumberManufacturer
1045-39NM PRIMARY Aqualung Usa, Inc (USA)
1051-06NM Mar-Vel International, Inc. Dba Mar-Vel Underwater Equip (USA)
1000-38 Aqualung Usa, Inc (USA)
Related Parts
6685-00-228-3784INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
1000-038-00
5306-00-350-0015INTERCHANGEABLE
BOLT,U
7510-00-469-7910INTERCHANGEABLE
INK,MARKING STENCIL
7510-00-469-7910
5977-00-646-9757INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
5330-00-679-7951INTERCHANGEABLE
SEAL,PLAIN ENCASED
132-0678
5305-00-710-4190INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
100038
6625-00-878-3600INTERCHANGEABLE
LEAD,TEST
1680-00-993-7057INTERCHANGEABLE
CAP,THRUST
1000-38
4140-01-005-4469INTERCHANGEABLE
FAN,TUBEAXIAL
5330-01-171-1218INTERCHANGEABLE
SEAL
100038
4220-01-300-4236INTERCHANGEABLE
FILTER,AIR,DIVING APPARATUS
1051-06
5845-01-562-5739INTERCHANGEABLE
NOSECONE ASSEMBLY
14102643

Frequently Asked Questions

What is NSN 4220-00-776-7023?

NSN 4220-00-776-7023 is a Filter, manufactured by Aqualung Usa, Inc, classified under FSC 4220 (No Item Name Available). Status: active.

What are the part numbers for NSN 4220-00-776-7023?

NSN 4220-00-776-7023 has 3 cross-referenced part numbers: 1045-39NM (Aqualung Usa, Inc), 1051-06NM (Mar-Vel International, Inc. Dba Mar-Vel Underwater Equip), 1000-38 (Aqualung Usa, Inc).

What NSN replaces 4220-00-776-7023?

There are 12 known substitutes for 4220-00-776-7023: 6685-00-228-3784, 5306-00-350-0015, 7510-00-469-7910 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1045-39NM?

Key specifications for 1045-39NM: End Item Identification: DIVERS,BREATHING REGULATOR,SCUBA. 1 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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