PartsTable TECHNICAL DATA SHEET

NSN 4820-01-103-2222Government record, cited

Housing Assy, Valve4820-01-103-2222

NSN 4820-01-103-2222 · NIIN 011032222 · Part number 41B497

Mid-America Aerotech, Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 0UES3

Government record, cited

NSN 4820-01-103-2222 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-103-2222. Manufacturer of record part number: 41B497.

Also searched as 4820-01-103-2222 · 4820011032222 · NIIN 011032222 · 01-103-2222 · FSC 4820 Valves, Nonpowered · CAGE 0UES3 · 41B497

Nearby stock numbers ← 4820-01-103-1981 · 4820-01-103-2480 Valve, Ball →

4820-01-103-2222 — Valves, Nonpowered

Features

Housing Assy,valve — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Mid-America Aerotech, Llc

Identification

NSN: 4820-01-103-2222
NIIN: 011032222
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 41B497
Manufacturer: Mid-America Aerotech, Llc

General Description

The Housing Assy,valve, cataloged under National Stock Number 4820-01-103-2222, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mid-America Aerotech, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Housing Assy,valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Mid-America Aerotech, Llc (CAGE 0UES3)

Technical Specifications

Parameter	Value
NSN	4820-01-103-2222
Primary Part Number	41B497
Item Name	Housing Assy,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Mid-America Aerotech, Llc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
41B497	Mid-America Aerotech, Llc (USA)

Reference documents

Reference	Meaning
41B497	5/9 Secondary reference E-Systems Inc Montek Div Fluid Controls Opns
41B497	3/9 Design control — primary reference U.S. Government activity
41B497	5/9 Secondary reference Moog Inc Div Moog Inc., Space and Defense - Salt Lake City

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-103-2222?

NSN 4820-01-103-2222 is a Housing Assy,valve, manufactured by Mid-America Aerotech, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-103-2222?

NSN 4820-01-103-2222 has 1 manufacturer part number on file: 41B497 (Mid-America Aerotech, Llc).

Is NSN 4820-01-103-2222 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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