NSN 6030-01-623-4121 — this item is cataloged by the U.S. Government under National Stock Number 6030-01-623-4121. Manufacturer of record part number: ATP-STU-03-SM.
The Attenuator Fixed,light Signal, cataloged under National Stock Number 6030-01-623-4121, is classified within Federal Supply Class 6030 (Fiber Optic Devices) of the Fiber Optics Materials, Components, Assemblies, and Accessories group. The manufacturer of record is Connected Fibers Llc Dba Connected Fibers. 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
6030-01-623-4121
Primary Part Number
ATP-STU-03-SM
Item Name
Attenuator Fixed,light Signal
FSC / FSG
6030 / 60 — Fiber Optic Devices
Manufacturer
Connected Fibers Llc Dba Connected Fibers
Status
ACTIVE
Supplementary Features
3 DB LEVEL PLUS OR MINUS 0.5,LESS THAN 50DB RETURN LOSS DB
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6030-00-362-1352
6030-00-362-1352 · Item name not on file
6030-01-014-5765
DIGITAL ISOLATOR
6030-01-016-4683
6030-01-016-4683 · Item name not on file
6030-01-079-8845
RECEIVER
6030-01-079-8845
RECEIVER
6030-01-081-1779
OPTICAL RECEIVER,MO
6030-01-096-0220
RECEIVER,LIGHT SIGNAL
6030-01-097-2071
TRANSMITTER,LIGHT SIGNAL
Frequently Asked Questions
What is NSN 6030-01-623-4121?
NSN 6030-01-623-4121 is a Attenuator Fixed,light Signal, manufactured by Connected Fibers Llc Dba Connected Fibers, classified under FSC 6030, Fiber Optic Devices. Status: active.
What part numbers are listed for NSN 6030-01-623-4121?
NSN 6030-01-623-4121 has 1 manufacturer part number on file: ATP-STU-03-SM (Connected Fibers Llc Dba Connected Fibers).
What are the specifications of ATP-STU-03-SM?
Key specifications for ATP-STU-03-SM: Supplementary Features: 3 DB LEVEL PLUS OR MINUS 0.5,LESS THAN 50DB RETURN LOSS DB; Special Features: TESTED WAVELENGTH 1310 AND 1550NM; Part Name Assigned by Controlling Agency: ST ATTENUATOR,FIXED,SINGLEMODE UPC. 1 specification is documented in the U.S. Government catalog.
Is NSN 6030-01-623-4121 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.