NSN 4820-01-071-4774 · NIIN 010714774 · Part number 20380-005Q5
Naval Inventory Control Point Mechanicsburg · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 03950
Government record, cited
NSN 4820-01-071-4774 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-071-4774. Manufacturer of record part number: 20380-005Q5.
Reference Number Differentiating Characteristics: AN ITEM THAT SUPPORTS SUBSAFE CRITICAL SYSTEMS AND REQUIRES OBJECTIVE QUALITY EVIDENCE THAT QUALITY ASSURANCE REQUIREMENT HAVE BEEN MET, INCLUDING CETIFICATION OF TESTS FOR HYDROSTATIC AND / OR OPERATIONAL TESTING AND ITEM SERIALIZATION TRACEABLE TO THE CERTIFICATIONS DURING INITIAL PROCUREMENT AND ANYSUBSEQUENT REPAIRS. GOVERNMENT SOURCE INSPECTION IS INVOLVED
2 manufacturer part numbers on file
Manufacturer of record: Naval Inventory Control Point Mechanicsburg
Identification
NSN: 4820-01-071-4774
NIIN: 010714774
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 20380-005Q5
Manufacturer: Naval Inventory Control Point Mechanicsburg
General Description
The Valve,control, cataloged under National Stock Number 4820-01-071-4774, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government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
4820-01-071-4774
Primary Part Number
20380-005Q5
Item Name
Valve,control
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Naval Inventory Control Point Mechanicsburg
Status
ACTIVE
Criticality Code Justification
ZZZY
Reference Number Differentiating Characteristics
AN ITEM THAT SUPPORTS SUBSAFE CRITICAL SYSTEMS AND REQUIRES OBJECTIVE QUALITY EVIDENCE THAT QUALITY ASSURANCE REQUIREMENT HAVE BEEN MET, INCLUDING CETIFICATION OF TESTS FOR HYDROSTATIC AND / OR OPERATIONAL TESTING AND ITEM SERIALIZATION TRACEABLE TO THE CERTIFICATIONS DURING INITIAL PROCUREMENT AND ANYSUBSEQUENT REPAIRS. GOVERNMENT SOURCE INSPECTION IS INVOLVED
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 Items12
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-093-624620380-1110POSSIBLE MATCH
HOUSING,VALVE
Possible match (shared part number)Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-093-7365631B22-3POSSIBLE MATCH
LEVER,SHOCK-LOCK,VALVE
Possible match (shared part number)Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-093-736620380-401POSSIBLE MATCH
BODY,VALVE
Possible match (shared part number)Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-093-736720380-1050POSSIBLE MATCH
PISTON,VALVE
Possible match (shared part number)Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-093-739620380-1060POSSIBLE MATCH
CAP,VALVE
Possible match (shared part number)Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-093-9233POSSIBLE MATCH
CAP,VALVE
Possible match (shared part number)
4820-01-093-9234POSSIBLE MATCH
CAP,VALVE
Possible match (shared part number)
5340-01-093-9392POSSIBLE MATCH
RETAINER,HELICAL COMPRESSION SPR
Possible match (shared part number)
5340-01-093-9404POSSIBLE MATCH
SEAT,HELICAL COMPRESSION SPRING
Possible match (shared part number)
4820-01-094-191320380-410POSSIBLE MATCH
SLIDE SLEEVE,CONTROL VALVE
Possible match (shared part number)Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
NSN 4820-01-071-4774 is a Valve,control, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-071-4774?
NSN 4820-01-071-4774 has 2 manufacturer part numbers on file: 20380-005Q5 (Naval Inventory Control Point Mechanicsburg), 20380-001Q5 (Naval Inventory Control Point Mechanicsburg).
What NSN replaces 4820-01-071-4774?
12 possible matches (shared part number, not a government interchangeability claim): 4820-01-093-6246, 4820-01-093-7365, 4820-01-093-7366. Verify interchangeability with system specifications before substitution.
What are the specifications of 20380-005Q5?
Key specifications for 20380-005Q5: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: AN ITEM THAT SUPPORTS SUBSAFE CRITICAL SYSTEMS AND REQUIRES OBJECTIVE QUALITY EVIDENCE THAT QUALITY ASSURANCE REQUIREMENT HAVE BEEN MET, INCLUDING CETIFICATION OF TESTS FOR HYDROSTATIC AND / OR OPERATIONAL TESTING AND ITEM SERIALIZATION TRACEABLE TO THE CERTIFICATIONS DURING INITIAL PROCUREMENT AND ANYSUBSEQUENT REPAIRS. GOVERNMENT SOURCE INSPECTION IS INVOLVED. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-071-4774 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 4820-01-071-4774?
NSN 4820-01-071-4774 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.