The Seat,valve, cataloged under National Stock Number 4810-01-442-0847, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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
Seat,valve
FSC / FSG
4810 — Valves, Powered (FSG 48)
Technical Specifications
Parameter
Value
NSN
4810-01-442-0847
Item Name
Seat,valve
FSC / FSG
4810 / 48 — Valves, Powered
Status
ACTIVE
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 Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4810-01-442-0852POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)
4810-01-442-0857MB252251E-0300-9POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Hunt Valve Company, Inc.
4810-01-442-1046POSSIBLE MATCH
GLAND,PACKING,VALVE
Possible match (shared part number)
4810-01-442-1058POSSIBLE MATCH
INDICATOR,VALVE OPENING
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
MB252251E-0300
D/9Drawing number reference only
Pima Valve, Llc
MB252251E-0300-6
C/1Advisory reference — outside the item-of-supply concept
Hunt Valve Company, Inc.
MB252251E-0300-6
3/9Design control — primary reference
Pima Valve, Llc
Related Parts
4810-01-442-0852POSSIBLE MATCH
DISK,VALVE
4810-01-442-0857POSSIBLE MATCH
STEM,FLUID VALVE
MB252251E-0300-9
4810-01-442-1046POSSIBLE MATCH
GLAND,PACKING,VALVE
4810-01-442-1058POSSIBLE MATCH
INDICATOR,VALVE OPENING
Frequently Asked Questions
What is NSN 4810-01-442-0847?
NSN 4810-01-442-0847 is a Seat,valve, classified under FSC 4810, Valves, Powered. Status: active.
What NSN replaces 4810-01-442-0847?
4 possible matches (shared part number, not a government interchangeability claim): 4810-01-442-0852, 4810-01-442-0857, 4810-01-442-1046. Verify interchangeability with system specifications before substitution.
Is NSN 4810-01-442-0847 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.