The Guide,valve Stem, cataloged under National Stock Number 4820-01-487-5463, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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.
Catalog Facts
Item Name
Guide,valve Stem
FSC / FSG
4820 — Valves, Nonpowered (FSG 48)
Technical Specifications
Parameter
Value
NSN
4820-01-487-5463
Item Name
Guide,valve Stem
FSC / FSG
4820 / 48 — Valves, Nonpowered
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 Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-487-5470199430-0001POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Marotta Controls Inc
4820-01-487-5598199369-0001POSSIBLE MATCH
RETAINER,DISK,VALVE
Possible match (shared part number)Marotta Controls Inc
4820-01-487-5609199368-0001POSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)Marotta Controls Inc
4820-01-487-5689199367-0001POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)Marotta Controls Inc
4820-01-487-5703284732-0001POSSIBLE MATCH
VALVE,RELIEF,PRESSURE AND TEMPER
Possible match (shared part number)Marotta Controls Inc
4820-01-641-9352POSSIBLE MATCH
GUIDE,VALVE STEM
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
284732-0001
D/9Drawing number reference only
U.S. Government activity
284732-0001 ITEM 23
5/2Secondary reference
U.S. Government activity
199433-0001
3/2Design control — primary reference
U.S. Government activity
Related Parts
4820-01-487-5470POSSIBLE MATCH
STEM,FLUID VALVE
199430-0001
4820-01-487-5598POSSIBLE MATCH
RETAINER,DISK,VALVE
199369-0001
4820-01-487-5609POSSIBLE MATCH
SEAT,VALVE
199368-0001
4820-01-487-5689POSSIBLE MATCH
DISK,VALVE
199367-0001
4820-01-487-5703POSSIBLE MATCH
VALVE,RELIEF,PRESSURE AND TEMPER
284732-0001
4820-01-641-9352POSSIBLE MATCH
GUIDE,VALVE STEM
Frequently Asked Questions
What is NSN 4820-01-487-5463?
NSN 4820-01-487-5463 is a Guide,valve Stem, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-01-487-5463?
6 possible matches (shared part number, not a government interchangeability claim): 4820-01-487-5470, 4820-01-487-5598, 4820-01-487-5609. Verify interchangeability with system specifications before substitution.
Is NSN 4820-01-487-5463 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.