NSN 4820-01-661-1693 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-661-1693. Manufacturer of record part number: NGV500AER12.
Nearby stock numbers← 4820-01-661-1691 Nrp, Pilot Line Chk
·
4820-01-661-1695 Fuel Shutoff Valve →
4820-01-661-1693 — Valves, Nonpowered
Features
Nrp,valve,check A01 — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Northrop Grumman Systems Corp Integrated Systems Sector
Identification
NSN: 4820-01-661-1693
NIIN: 016611693
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: NGV500AER12
Manufacturer: Northrop Grumman Systems Corp Integrated Systems Sector
General Description
The Nrp,valve,check A01, cataloged under National Stock Number 4820-01-661-1693, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Northrop Grumman Systems Corp Integrated Systems Sector. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-661-1693
Primary Part Number
NGV500AER12
Item Name
Nrp,valve,check A01
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Northrop Grumman Systems Corp Integrated Systems Sector
Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (USA)
Reference documents
Reference
Meaning
2S7484
3/2Design control — primary reference
U.S. Government activity
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 4820-01-661-1693?
NSN 4820-01-661-1693 is a Nrp,valve,check A01, manufactured by Northrop Grumman Systems Corp Integrated Systems Sector, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-661-1693?
NSN 4820-01-661-1693 has 2 manufacturer part numbers on file: NGV500AER12 (Northrop Grumman Systems Corp Integrated Systems Sector), NGV500AER12 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems).
Is NSN 4820-01-661-1693 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.