The Seat,valve, cataloged under National Stock Number 4820-01-232-2882, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-232-2882
Item Name
Seat,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
Material
STEEL SEAT
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-232-8114POSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)
4820-01-232-8221POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)
4820-01-233-3525POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)
4730-01-252-7908POSSIBLE MATCH
STRAINER,SEDIMENT
Possible match (shared part number)
5985-01-611-7163F1-20POSSIBLE MATCH
ATTENUATOR,FIXED
Possible match (shared part number)Spectrum Control Inc Div Weinschel
4460-01-623-3595F120POSSIBLE MATCH
COLLECTOR,DUST
Possible match (shared part number)Airflow Systems Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
F-120
D/9Drawing number reference only
Ingersoll-Dresser Pump Co
F-120 PART 62
3/9Design control — primary reference
Ingersoll-Dresser Pump Co
Related Parts
4820-01-232-8114POSSIBLE MATCH
SEAT,VALVE
4820-01-232-8221POSSIBLE MATCH
STEM,FLUID VALVE
4820-01-233-3525POSSIBLE MATCH
DISK,VALVE
4730-01-252-7908POSSIBLE MATCH
STRAINER,SEDIMENT
5985-01-611-7163POSSIBLE MATCH
ATTENUATOR,FIXED
F1-20
4460-01-623-3595POSSIBLE MATCH
COLLECTOR,DUST
F120
Frequently Asked Questions
What is NSN 4820-01-232-2882?
NSN 4820-01-232-2882 is a Seat,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-01-232-2882?
6 possible matches (shared part number, not a government interchangeability claim): 4820-01-232-8114, 4820-01-232-8221, 4820-01-233-3525. Verify interchangeability with system specifications before substitution.
What are the specifications of 4820-01-232-2882?
Key specifications for 4820-01-232-2882: Special Features: LOWER VALVE SEAT; Material: STEEL SEAT. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-232-2882 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.