NSN 4820-01-044-3713 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-044-3713. Manufacturer of record part number: 810-4385058ASSYAUL.
Also searched as4820-01-044-3713 ·
4820010443713 ·
NIIN 010443713 ·
01-044-3713 ·
FSC 4820 Valves, Nonpowered · CAGE 53711 · 810-4385058ASSYAUL · 810-4385058 · 810-4385058 ASS
General Characteristics Item Description: CONSIST OF PC 50 THRU PC 75 EXCLUDES PC 57 OR 58
1 manufacturer part number on file
Manufacturer of record: Naval Sea Systems Command
Identification
NSN: 4820-01-044-3713
NIIN: 010443713
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 810-4385058ASSYAUL
Manufacturer: Naval Sea Systems Command
General Description
The Operator,manual,valve, cataloged under National Stock Number 4820-01-044-3713, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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
4820-01-044-3713
Primary Part Number
810-4385058ASSYAUL
Item Name
Operator,manual,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
General Characteristics Item Description
CONSIST OF PC 50 THRU PC 75 EXCLUDES PC 57 OR 58
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 Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-048-6231810-4385058PIECE-102POSSIBLE MATCH
BALL LIFTING STUD,VALVE
Possible match (shared part number)Naval Sea Systems Command
3040-01-061-6391803-4385058PC53POSSIBLE MATCH
GEARSHAFT,SPUR
Possible match (shared part number)Naval Ship Systems Command
4820-01-062-8021810-4385058 PIECE 56POSSIBLE MATCH
BEARING RETAINER
Possible match (shared part number)Naval Sea Systems Command
3020-01-063-0421803-4385058 PIECE 52POSSIBLE MATCH
GEAR SECTOR,SPUR
Possible match (shared part number)Naval Ship Systems Command
4820-01-087-00022640-649 4IN PC10POSSIBLE MATCH
PLUG,ROTARY,VALVE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
C/1Advisory reference — outside the item-of-supply concept
Naval Sea Systems Command
Related Parts
4820-01-048-6231POSSIBLE MATCH
BALL LIFTING STUD,VALVE
810-4385058PIECE-102
3040-01-061-6391POSSIBLE MATCH
GEARSHAFT,SPUR
803-4385058PC53
4820-01-062-8021POSSIBLE MATCH
BEARING RETAINER
810-4385058 PIECE 56
3020-01-063-0421POSSIBLE MATCH
GEAR SECTOR,SPUR
803-4385058 PIECE 52
4820-01-087-0002POSSIBLE MATCH
PLUG,ROTARY,VALVE
2640-649 4IN PC10
Frequently Asked Questions
What is NSN 4820-01-044-3713?
NSN 4820-01-044-3713 is a Operator,manual,valve, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-044-3713?
NSN 4820-01-044-3713 has 1 manufacturer part number on file: 810-4385058ASSYAUL (Naval Sea Systems Command).
What NSN replaces 4820-01-044-3713?
5 possible matches (shared part number, not a government interchangeability claim): 4820-01-048-6231, 3040-01-061-6391, 4820-01-062-8021. Verify interchangeability with system specifications before substitution.
What are the specifications of 810-4385058ASSYAUL?
Key specifications for 810-4385058ASSYAUL: General Characteristics Item Description: CONSIST OF PC 50 THRU PC 75 EXCLUDES PC 57 OR 58; End Item Identification: NAVAL SHIP SYSTEMS COMMAND 8 IN. BALL VALVE DWGNO. 810-4385058 IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-044-3713 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.