NSN 4820-01-491-5503 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-491-5503. Manufacturer of record part number: 39481361.
Also searched as4820-01-491-5503 ·
4820014915503 ·
NIIN 014915503 ·
01-491-5503 ·
FSC 4820 Valves, Nonpowered · CAGE 6R484 · 39481361
Manufacturer of record: Ingersoll-Rand Company Dba Rotary Compressor Division
Identification
NSN: 4820-01-491-5503
NIIN: 014915503
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 39481361
Manufacturer: Ingersoll-Rand Company Dba Rotary Compressor Division
General Description
The Valve,check, cataloged under National Stock Number 4820-01-491-5503, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ingersoll-Rand Company Dba Rotary Compressor Division. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Valve,check
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Manufacturers
Ingersoll-Rand Company Dba Rotary Compressor Division (CAGE 6R484)
Technical Specifications
Parameter
Value
NSN
4820-01-491-5503
Primary Part Number
39481361
Item Name
Valve,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Ingersoll-Rand Company Dba Rotary Compressor Division
Ingersoll-Rand Company Dba Rotary Compressor Division (USA)
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 4820-01-491-5503?
NSN 4820-01-491-5503 is a Valve,check, manufactured by Ingersoll-Rand Company Dba Rotary Compressor Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-491-5503?
NSN 4820-01-491-5503 has 1 manufacturer part number on file: 39481361 (Ingersoll-Rand Company Dba Rotary Compressor Division).
Is NSN 4820-01-491-5503 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.
What is the DEMIL code for NSN 4820-01-491-5503?
NSN 4820-01-491-5503 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.