NSN 4820-01-561-8611 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-561-8611. Manufacturer of record part number: 8491840013.
Also searched as4820-01-561-8611 ·
4820015618611 ·
NIIN 015618611 ·
01-561-8611 ·
FSC 4820 Valves, Nonpowered · CAGE 34293 · 8491840013
Manufacturer of record: Huntington Ingalls Incorporated Div Ingalls Shipbuilding
Identification
NSN: 4820-01-561-8611
NIIN: 015618611
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 8491840013
Manufacturer: Huntington Ingalls Incorporated Div Ingalls Shipbuilding
General Description
The Valve, cataloged under National Stock Number 4820-01-561-8611, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Huntington Ingalls Incorporated Div Ingalls Shipbuilding. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-561-8611
Primary Part Number
8491840013
Item Name
Valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Huntington Ingalls Incorporated Div Ingalls Shipbuilding
Huntington Ingalls Incorporated Div Ingalls Shipbuilding (USA)
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-561-8611?
NSN 4820-01-561-8611 is a Valve, manufactured by Huntington Ingalls Incorporated Div Ingalls Shipbuilding, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-561-8611?
NSN 4820-01-561-8611 has 1 manufacturer part number on file: 8491840013 (Huntington Ingalls Incorporated Div Ingalls Shipbuilding).
What are the specifications of 8491840013?
Key specifications for 8491840013: End Item Identification: NSC-417(WMSL-750). 0 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-561-8611 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.