PartsTable TECHNICAL DATA SHEET
NSN 2940-01-730-7223Government record, cited

Air Cleaner, Intake2940-01-730-7223

NSN 2940-01-730-7223 · NIIN 017307223 · Part number 420-OIP049
Rugged Science, Llc Dba Rugged Science Llc · FSC 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft · FSG 29 — Engine Accessories · CAGE 721H9
Government record, cited
NSN 2940-01-730-7223 — this item is cataloged by the U.S. Government under National Stock Number 2940-01-730-7223. Manufacturer of record part number: 420-OIP049.
Also searched as  2940-01-730-7223 · 2940017307223 · NIIN 017307223 · 01-730-7223 · FSC 2940 Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft · CAGE 721H9 · 420-OIP049 · 8771342 · 8771342-111
Nearby stock numbers  ·
Features
  • Air Cleaner,intake — FSC 2940
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Rugged Science, Llc Dba Rugged Science Llc
Identification
  • NSN: 2940-01-730-7223
  • NIIN: 017307223
  • FSC: 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
  • FSG: 29 — Engine Accessories
  • Primary part number: 420-OIP049
  • Manufacturer: Rugged Science, Llc Dba Rugged Science Llc
General Description

The Air Cleaner,intake, cataloged under National Stock Number 2940-01-730-7223, is classified within Federal Supply Class 2940 (Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Rugged Science, Llc Dba Rugged Science Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts
Item NameAir Cleaner,intake
FSC / FSG2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft (FSG 29)
ManufacturersNaval Sea Systems Command (CAGE 53711); Rugged Science, Llc Dba Rugged Science Llc (CAGE 721H9)
Technical Specifications
ParameterValue
NSN2940-01-730-7223
Primary Part Number420-OIP049
Item NameAir Cleaner,intake
FSC / FSG2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft
ManufacturerRugged Science, Llc Dba Rugged Science Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6030-01-730-7234RS-OP6C-MX5-85-C POSSIBLE MATCH
RECEIVER-TRANSMITTER,LIGHT SIGNA
Possible match (shared part number)Rugged Science, Llc Dba Rugged Science Llc
4140-01-730-7982420-OIP042 POSSIBLE MATCH
FAN ASSEMBLY,TUBEAXIAL
Possible match (shared part number)Rugged Science, Llc Dba Rugged Science Llc
5998-01-730-8903420-OIP074 POSSIBLE MATCH
BACKPLANE ASSEMBLY
Possible match (shared part number)Rugged Science, Llc Dba Rugged Science Llc
5895-01-730-8909420-OIP045 POSSIBLE MATCH
RECEIVER-TRANSMITTER SUBASSEMBLY
Possible match (shared part number)Rugged Science, Llc Dba Rugged Science Llc
7050-01-730-9020RS-IGMC-1011GP POSSIBLE MATCH
CONVERTER,DIGITAL TO DIGITAL
Possible match (shared part number)Rugged Science, Llc Dba Rugged Science Llc
7025-01-730-9037RS-MZ-77E1T0E POSSIBLE MATCH
DISK DRIVE UNIT
Possible match (shared part number)Rugged Science, Llc Dba Rugged Science Llc
5998-01-730-9047420-OIP073 POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)Rugged Science, Llc Dba Rugged Science Llc
5895-01-730-9058420-OIP047 POSSIBLE MATCH
COMPUTER SUBASSEMBLY
Possible match (shared part number)Rugged Science, Llc Dba Rugged Science Llc
5998-01-730-9076RS-VCQRTX4000 POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
Possible match (shared part number)Rugged Science, Llc Dba Rugged Science Llc
Cross-Reference Index
Part NumberManufacturer
8771342-111 Naval Sea Systems Command (USA)
420-OIP049 PRIMARY Rugged Science, Llc Dba Rugged Science Llc (USA)
Reference documents
ReferenceMeaning
8771342 D/9 Drawing number reference only
Naval Sea Systems Command
Related Parts
6030-01-730-7234POSSIBLE MATCH
RECEIVER-TRANSMITTER,LIGHT SIGNA
RS-OP6C-MX5-85-C
4140-01-730-7982POSSIBLE MATCH
FAN ASSEMBLY,TUBEAXIAL
420-OIP042
5998-01-730-8903POSSIBLE MATCH
BACKPLANE ASSEMBLY
420-OIP074
5895-01-730-8909POSSIBLE MATCH
RECEIVER-TRANSMITTER SUBASSEMBLY
420-OIP045
7050-01-730-9020POSSIBLE MATCH
CONVERTER,DIGITAL TO DIGITAL
RS-IGMC-1011GP
7025-01-730-9037POSSIBLE MATCH
DISK DRIVE UNIT
RS-MZ-77E1T0E
5998-01-730-9047POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
420-OIP073
5895-01-730-9058POSSIBLE MATCH
COMPUTER SUBASSEMBLY
420-OIP047
5998-01-730-9076POSSIBLE MATCH
CIRCUIT CARD ASSEMBLY
RS-VCQRTX4000

Frequently Asked Questions

What is NSN 2940-01-730-7223?

NSN 2940-01-730-7223 is a Air Cleaner,intake, manufactured by Rugged Science, Llc Dba Rugged Science Llc, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.

What part numbers are listed for NSN 2940-01-730-7223?

NSN 2940-01-730-7223 has 2 manufacturer part numbers on file: 8771342-111 (Naval Sea Systems Command), 420-OIP049 (Rugged Science, Llc Dba Rugged Science Llc).

What NSN replaces 2940-01-730-7223?

9 possible matches (shared part number, not a government interchangeability claim): 6030-01-730-7234, 4140-01-730-7982, 5998-01-730-8903. Verify interchangeability with system specifications before substitution.

Is NSN 2940-01-730-7223 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.
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