Reference Number Differentiating Characteristics: SELECTED TESTED AND CERTIFIED FOR TRIDENT SUBMARINE APPLICATION
Identification
NSN: 4820-01-090-4674
NIIN: 010904674
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
General Description
The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-090-4674, 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1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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
4820-01-090-4674
Item Name
Valve,linear,directional Control
FSC / FSG
4820 / 48 — Valves, Nonpowered
Status
ACTIVE
Reference Number Differentiating Characteristics
SELECTED TESTED AND CERTIFIED FOR TRIDENT SUBMARINE APPLICATION
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
S
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-113-373927020-411POSSIBLE MATCH
SLEEVE STEM,VALVE
Possible match (shared part number)Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-119-227527016-1130POSSIBLE MATCH
HEAD,VALVE
Possible match (shared part number)Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4810-01-119-456127019-1010POSSIBLE MATCH
COVER PLATE,VALVE
Possible match (shared part number)Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4810-01-119-456227019-1020POSSIBLE MATCH
COVER PLATE,VALVE
Possible match (shared part number)Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-283-315127016-1011POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-367-5653POSSIBLE MATCH
VALVE,LINEAR,DIRECTIONAL CONTROL
Possible match (shared part number)
6930-01-612-0735POSSIBLE MATCH
UH-60M BLACKHAWK STABILATOR AND
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
NSN 4820-01-090-4674 is a Valve,linear,directional Control, classified under FSC 4820, Valves, Nonpowered. Status: active.
What NSN replaces 4820-01-090-4674?
7 possible matches (shared part number, not a government interchangeability claim): 4820-01-113-3739, 4820-01-119-2275, 4810-01-119-4561. Verify interchangeability with system specifications before substitution.
What are the specifications of 4820-01-090-4674?
Key specifications for 4820-01-090-4674: Reference Number Differentiating Characteristics: SELECTED TESTED AND CERTIFIED FOR TRIDENT SUBMARINE APPLICATION. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-090-4674 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 4820-01-090-4674?
NSN 4820-01-090-4674 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.