NSN 4820-01-259-5242 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-259-5242. Manufacturer of record part number: 90-044.
Manufacturer of record: Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc
Identification
NSN: 4820-01-259-5242
NIIN: 012595242
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 90-044
Manufacturer: Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc
General Description
The Valve,air Check, cataloged under National Stock Number 4820-01-259-5242, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 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 Name
Valve,air Check
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc (CAGE 78673)
Technical Specifications
Parameter
Value
NSN
4820-01-259-5242
Primary Part Number
90-044
Item Name
Valve,air Check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4920-01-299-030590044POSSIBLE MATCH
TEST PROGRAM SET
Possible match (shared part number)Textron Systems Corporation Dba Textron Systems Corp
5905-01-394-3266POSSIBLE MATCH
RESISTOR,THERMAL
Possible match (shared part number)
6230-01-523-065590044POSSIBLE MATCH
FLASHLIGHT
Possible match (shared part number)Streamlight Inc Dba Streamlight Inc
Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc (USA)
Related Parts
4920-01-299-0305POSSIBLE MATCH
TEST PROGRAM SET
90044
5905-01-394-3266POSSIBLE MATCH
RESISTOR,THERMAL
6230-01-523-0655POSSIBLE MATCH
FLASHLIGHT
90044
Frequently Asked Questions
What is NSN 4820-01-259-5242?
NSN 4820-01-259-5242 is a Valve,air Check, manufactured by Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-259-5242?
NSN 4820-01-259-5242 has 2 manufacturer part numbers on file: 90-044 (Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc), S-567 (Switlik Parachute Company, Inc. Dba Switlik Parachute Co Inc).
What NSN replaces 4820-01-259-5242?
3 possible matches (shared part number, not a government interchangeability claim): 4920-01-299-0305, 5905-01-394-3266, 6230-01-523-0655. Verify interchangeability with system specifications before substitution.
Is NSN 4820-01-259-5242 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.