PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C-50980Vent Assembly

Mirada Research & Manufacturing, Inc. · NSN 4220-00-075-9389 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-00-075-9389 — this item is cataloged by the U.S. Government under National Stock Number 4220-00-075-9389. Primary manufacturer part number: C-50980.
Features
  • Vent Assembly — FSC 4220
  • 6 verified cross-references
  • Primary manufacturer: Mirada Research & Manufacturing, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Vent Assembly, cataloged under National Stock Number 4220-00-075-9389, 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 Mirada Research & Manufacturing, Inc.. This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameVent Assembly
FSC / FSG4220 — No Item Name Available (FSG 42)
ManufacturersAir-Lock, Incorporated (CAGE 97375); Naval Air Development Center Warminster Navairsyscom Hq (CAGE 80206); Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003); Jednolity Indeks Materialowy - Uniform Material Index (CAGE 9009H); Mirada Research & Manufacturing, Inc. (CAGE 08407)
Technical Specifications
ParameterValue
NSN4220-00-075-9389
Primary Part NumberC-50980
Item NameVent Assembly
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerMirada Research & Manufacturing, Inc.
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5330-00-113-6016666273-052 INTERCHANGEABLE
Gasket
Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
5310-00-282-56599153 INTERCHANGEABLE
Nut,plain,hexagon
Leroi International Inc Dba Compair Leroi
5310-00-505-3626 INTERCHANGEABLE
Nut,plain,round
4030-00-697-07735014 INTERCHANGEABLE
Rod,anchor
Ngk-Locke, Inc.
4330-01-083-45389153 INTERCHANGEABLE
Filter,steering Group
Honeywell International Inc Dba Honeywell Div Consumer Products Group
4130-01-100-88349153 INTERCHANGEABLE
Filter Element,air Conditioning
Research Products Corp
6510-01-216-6073 INTERCHANGEABLE
Pad,povidone-Iodine Impregnated
2840-01-223-58219153 INTERCHANGEABLE
Seal,metallic,aircraft Gas Turbi
Eaton Corporation Div Fed
5340-01-357-1668 INTERCHANGEABLE
Standoff,threaded,spacing
6620-01-565-2218 INTERCHANGEABLE
Adhesive,silicone,mrap Light Kit
Cross-Reference Index
Part NumberManufacturer
716 Air-Lock, Incorporated (USA)
32D1250-4 Naval Air Development Center Warminster Navairsyscom Hq (USA)
1106AS115 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
4220PL1185562 Jednolity Indeks Materialowy - Uniform Material Index (POL)
C-50980 PRIMARY Mirada Research & Manufacturing, Inc. (USA)
9153 Air-Lock, Incorporated (USA)
Related Parts
5330-00-113-6016INTERCHANGEABLE
GASKET
666273-052
5310-00-282-5659INTERCHANGEABLE
NUT,PLAIN,HEXAGON
9153
5310-00-505-3626INTERCHANGEABLE
NUT,PLAIN,ROUND
4030-00-697-0773INTERCHANGEABLE
ROD,ANCHOR
5014
4330-01-083-4538INTERCHANGEABLE
FILTER,STEERING GROUP
9153
4130-01-100-8834INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
9153
6510-01-216-6073INTERCHANGEABLE
PAD,POVIDONE-IODINE IMPREGNATED
2840-01-223-5821INTERCHANGEABLE
SEAL,METALLIC,AIRCRAFT GAS TURBI
9153
5340-01-357-1668INTERCHANGEABLE
STANDOFF,THREADED,SPACING
6620-01-565-2218INTERCHANGEABLE
ADHESIVE,SILICONE,MRAP LIGHT KIT
4820-01-685-0753INTERCHANGEABLE
TAILPIECE,VALVE
9153

Frequently Asked Questions

What is NSN 4220-00-075-9389?

NSN 4220-00-075-9389 is a Vent Assembly, manufactured by Mirada Research & Manufacturing, Inc., classified under FSC 4220 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4220-00-075-9389?

NSN 4220-00-075-9389 has 6 cross-referenced part numbers: 716 (Air-Lock, Incorporated), 32D1250-4 (Naval Air Development Center Warminster Navairsyscom Hq), 1106AS115 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 4220PL1185562 (Jednolity Indeks Materialowy - Uniform Material Index), C-50980 (Mirada Research & Manufacturing, Inc.) and 1 more.

What NSN replaces 4220-00-075-9389?

There are 11 known substitutes for 4220-00-075-9389: 5330-00-113-6016, 5310-00-282-5659, 5310-00-505-3626 and 8 more. Verify interchangeability with system specifications before substitution.

Is NSN 4220-00-075-9389 still in active supply?

NSN 4220-00-075-9389 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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