PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2373-1Nozzle,air,directional

Aerospace Lighting Corporation · NSN 2910-00-139-4972 · FSC 2910 · No Item Name Available
Verified by PartsTable
NSN 2910-00-139-4972 — this item is cataloged by the U.S. Government under National Stock Number 2910-00-139-4972. Primary manufacturer part number: 2373-1.
Features
  • Nozzle,air,directional — FSC 2910
  • General Characteristics Item Description: NOZZLE ROTATION 90 DEG APPROX,AIR FLOW FULL OPEN POSITION 40 CFM,OPERATING TEMP FROM M 65 DEG F TO P 250 DEG F,MTG FLANGE 2.125 IN. BY 2.125 IN.,4 MTG HOLES ON 2.375 IN. BOLT CIRCLE DIA IN
  • 3 verified cross-references
  • Primary manufacturer: Aerospace Lighting Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Nozzle,air,directional, cataloged under National Stock Number 2910-00-139-4972, is classified within Federal Supply Class 2910 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Aerospace Lighting Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). 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: Cancelled.

Technical Specifications
ParameterValue
NSN2910-00-139-4972
Primary Part Number2373-1
Item NameNozzle,air,directional
FSC / FSG2910 / 29 — No Item Name Available
ManufacturerAerospace Lighting Corporation
StatusCANCELLED
General Characteristics Item DescriptionNOZZLE ROTATION 90 DEG APPROX,AIR FLOW FULL OPEN POSITION 40 CFM,OPERATING TEMP FROM M 65 DEG F TO P 250 DEG F,MTG FLANGE 2.125 IN. BY 2.125 IN.,4 MTG HOLES ON 2.375 IN. BOLT CIRCLE DIA IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2945-00-148-667223731 INTERCHANGEABLE
Filter Element,fluid
Pall Aeropower Corporation
3110-00-158-621623731 INTERCHANGEABLE
Bearing,roller,journal
Kingsbury, Inc. Dba Messinger Bearings Div Messinger Bearings
2940-00-372-3553235116 INTERCHANGEABLE
Filter Element,intake Air Cleane
Kohler Co Engine Plant Div
5950-00-578-86261141644 INTERCHANGEABLE
Coil,radio Frequency
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5826-00-646-8543 INTERCHANGEABLE
Shock Mount Assembl
1650-00-758-87652373-1 INTERCHANGEABLE
Head,fluid Filter
Tactair Fluid Controls Inc
5330-00-790-24962373 INTERCHANGEABLE
Gasket
Velan Valve Corp.
1650-00-885-2094 INTERCHANGEABLE
Filter,fluid
5950-00-909-26982373 INTERCHANGEABLE
Transformer,power
Standard Industries
5342-00-914-88942373 INTERCHANGEABLE
Lock Assembly,compa
Adams Rite Aerospace, Inc
Cross-Reference Index
Part NumberManufacturer
2373-1 PRIMARY Aerospace Lighting Corporation (USA)
2373 Nellcor Puritan Benn System Co (USA)
2373-1 Nellcor Puritan Benn System Co (USA)
Related Parts
2945-00-148-6672INTERCHANGEABLE
FILTER ELEMENT,FLUID
23731
3110-00-158-6216INTERCHANGEABLE
BEARING,ROLLER,JOURNAL
23731
2940-00-372-3553INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
235116
5950-00-578-8626INTERCHANGEABLE
COIL,RADIO FREQUENCY
1141644
5826-00-646-8543INTERCHANGEABLE
SHOCK MOUNT ASSEMBL
1650-00-758-8765INTERCHANGEABLE
HEAD,FLUID FILTER
2373-1
5330-00-790-2496INTERCHANGEABLE
GASKET
2373
1650-00-885-2094INTERCHANGEABLE
FILTER,FLUID
5950-00-909-2698INTERCHANGEABLE
TRANSFORMER,POWER
2373
5342-00-914-8894INTERCHANGEABLE
LOCK ASSEMBLY,COMPA
2373
5340-01-222-0016INTERCHANGEABLE
CLAMP,LOOP
237-3
5340-01-243-4496INTERCHANGEABLE
STANDOFF,THREADED,SPACING
NAS1831B4B12

Frequently Asked Questions

What is NSN 2910-00-139-4972?

NSN 2910-00-139-4972 is a Nozzle,air,directional, manufactured by Aerospace Lighting Corporation, classified under FSC 2910 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2910-00-139-4972?

NSN 2910-00-139-4972 has 3 cross-referenced part numbers: 2373-1 (Aerospace Lighting Corporation), 2373 (Nellcor Puritan Benn System Co), 2373-1 (Nellcor Puritan Benn System Co).

What NSN replaces 2910-00-139-4972?

There are 12 known substitutes for 2910-00-139-4972: 2945-00-148-6672, 3110-00-158-6216, 2940-00-372-3553 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2373-1?

Key specifications for 2373-1: General Characteristics Item Description: NOZZLE ROTATION 90 DEG APPROX,AIR FLOW FULL OPEN POSITION 40 CFM,OPERATING TEMP FROM M 65 DEG F TO P 250 DEG F,MTG FLANGE 2.125 IN. BY 2.125 IN.,4 MTG HOLES ON 2.375 IN. BOLT CIRCLE DIA IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2910-00-139-4972 still in active supply?

NSN 2910-00-139-4972 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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