The Stem,fluid Valve, cataloged under National Stock Number 4820-01-274-0558, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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.
Technical Specifications
Parameter
Value
NSN
4820-01-274-0558
Item Name
Stem,fluid Valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
Valve Type for Which Designed
GLOBE
Material
STEEL CORROSION RESISTING
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.
5325-01-274-1734F05461 PIECE 48POSSIBLE MATCH
RING,RETAINING
Possible match (shared part number)Flowserve Corporation Div Flowserve Us Inc
5310-01-274-4802F05461 PC 14POSSIBLE MATCH
NUT,DISC
Possible match (shared part number)Flowserve Corporation Div Flowserve Us Inc
4820-01-274-4803F05461 PIECE 30POSSIBLE MATCH
GLAND FLANGE,VALVE
Possible match (shared part number)Flowserve Corporation Div Flowserve Us Inc
4820-01-275-1587F05461POSSIBLE MATCH
VALVE,GLOBE
Possible match (shared part number)Flowserve Corporation Div Flowserve Us Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
F05461
D/9Drawing number reference only
U.S. Government activity
F05461 PIECE 5
3/2Design control — primary reference
U.S. Government activity
Related Parts
5325-01-274-1734POSSIBLE MATCH
RING,RETAINING
F05461 PIECE 48
5310-01-274-4802POSSIBLE MATCH
NUT,DISC
F05461 PC 14
4820-01-274-4803POSSIBLE MATCH
GLAND FLANGE,VALVE
F05461 PIECE 30
4820-01-275-1587POSSIBLE MATCH
VALVE,GLOBE
F05461
Frequently Asked Questions
What is NSN 4820-01-274-0558?
NSN 4820-01-274-0558 is a Stem,fluid Valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-01-274-0558?
4 possible matches (shared part number, not a government interchangeability claim): 5325-01-274-1734, 5310-01-274-4802, 4820-01-274-4803. Verify interchangeability with system specifications before substitution.
What are the specifications of 4820-01-274-0558?
Key specifications for 4820-01-274-0558: Valve Type for Which Designed: GLOBE; Material: STEEL CORROSION RESISTING. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-274-0558 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.