NSN 5840-01-721-0641 — this item is cataloged by the U.S. Government under National Stock Number 5840-01-721-0641. Manufacturer of record part number: AS4D125140-NF.
Frequency Rating: 1350.0 MEGAHERTZ MINIMUM AND 1450.0 MEGAHERTZ MAXIMUM FIRST ALTERNATE OPERATING POWER RQMT
1 manufacturer part number on file
Manufacturer of record: Silvus Technologies, Inc.
Identification
NSN: 5840-01-721-0641
NIIN: 017210641
FSC: 5840 — Radar Equipment, Except Airborne
FSG: 58 — Communication, Detection, and Coherent Radiation Equipment
Primary part number: AS4D125140-NF
Manufacturer: Silvus Technologies, Inc.
General Description
The Antenna-Receiver,radar, cataloged under National Stock Number 5840-01-721-0641, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Silvus Technologies, Inc.. 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5840-01-721-0641
Primary Part Number
AS4D125140-NF
Item Name
Antenna-Receiver,radar
FSC / FSG
5840 / 58 — Radar Equipment, Except Airborne
Manufacturer
Silvus Technologies, Inc.
Status
ACTIVE
Frequency Rating
1350.0 MEGAHERTZ MINIMUM AND 1450.0 MEGAHERTZ MAXIMUM FIRST ALTERNATE OPERATING POWER RQMT
Other items in FSC 5840 — Radar Equipment, Except Airborne
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5840-00-001-1605
5840-00-001-1605 · Item name not on file
5840-00-001-1606
5840-00-001-1606 · Item name not on file
5840-00-001-1607
5840-00-001-1607 · Item name not on file
5840-00-001-1608
5840-00-001-1608 · Item name not on file
5840-00-001-1609
5840-00-001-1609 · Item name not on file
5840-00-001-1610
5840-00-001-1610 · Item name not on file
5840-00-001-1611
5840-00-001-1611 · Item name not on file
5840-00-001-1612
5840-00-001-1612 · Item name not on file
Frequently Asked Questions
What is NSN 5840-01-721-0641?
NSN 5840-01-721-0641 is a Antenna-Receiver,radar, manufactured by Silvus Technologies, Inc., classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
What part numbers are listed for NSN 5840-01-721-0641?
NSN 5840-01-721-0641 has 1 manufacturer part number on file: AS4D125140-NF (Silvus Technologies, Inc.).
What are the specifications of AS4D125140-NF?
Key specifications for AS4D125140-NF: Overall Height: 27.3 INCHES NOMINAL IN; Overall Width: 47.3 INCHES NOMINAL IN; Special Features: GAIN 12 DECIBELS; HORIZONAL BEAMWIDTH 120 DEG; VERTICAL BEAMWIDTH 10 DEG; RAIL MOUNT P/N MPS RAIL 33H; Frequency Rating: 1350.0 MEGAHERTZ MINIMUM AND 1450.0 MEGAHERTZ MAXIMUM FIRST ALTERNATE OPERATING POWER RQMT. 1 specification is documented in the U.S. Government catalog.
Is NSN 5840-01-721-0641 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.