PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

111-001-0055Stethoscope,electronic

Active Signal Technologies, Inc. · NSN 6515-01-598-8690 · FSC 6515 · No Item Name Available
Verified by PartsTable
NSN 6515-01-598-8690 — this item is cataloged by the U.S. Government under National Stock Number 6515-01-598-8690. Primary manufacturer part number: 111-001-0055.
Features
  • Stethoscope,electronic — FSC 6515
  • 3 verified cross-references
  • Primary manufacturer: Active Signal Technologies, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Stethoscope,electronic, cataloged under National Stock Number 6515-01-598-8690, is classified within Federal Supply Class 6515 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Active Signal Technologies, Inc.. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6515-01-598-8690
Primary Part Number111-001-0055
Item NameStethoscope,electronic
FSC / FSG6515 / 65 — No Item Name Available
ManufacturerActive Signal Technologies, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 10
3455-00-232-904258-10146 INTERCHANGEABLE
Cutter,milling,side
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
2825-00-389-977826231 INTERCHANGEABLE
Lever,governor
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
5940-00-519-207526231 INTERCHANGEABLE
Lug
Mission Systems Davenport Inc.
5331-01-097-8242803-1385721-8-4 INTERCHANGEABLE
O-Ring
Naval Sea Systems Command
8030-01-142-9830 INTERCHANGEABLE
Sealing Compound
6680-01-173-32852623-1 INTERCHANGEABLE
Glass,liquid Sight Indicator,fla
Clark-Reliance Llc Dba Jacoby-Tarbox
3120-01-265-8318 INTERCHANGEABLE
Bushing,sleeve
5331-01-267-635126-231 INTERCHANGEABLE
O-Ring
Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc
5306-01-503-1742400-26990 ITEM 25 INTERCHANGEABLE
Bolt,machine
Moog Inc. Dba Ampac-Isp Corp
5930-01-630-535326231 INTERCHANGEABLE
Switch,rotary
Mason Electric Co. Dba Mason Controls
Cross-Reference Index
Part NumberManufacturer
6515NCM116611 Defense Medical Standardization Board (USA)
111-001-0055 PRIMARY Active Signal Technologies, Inc. (USA)
26231 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
Related Parts
3455-00-232-9042INTERCHANGEABLE
CUTTER,MILLING,SIDE
58-10146
2825-00-389-9778INTERCHANGEABLE
LEVER,GOVERNOR
26231
5940-00-519-2075INTERCHANGEABLE
LUG
26231
5331-01-097-8242INTERCHANGEABLE
O-RING
803-1385721-8-4
8030-01-142-9830INTERCHANGEABLE
SEALING COMPOUND
6680-01-173-3285INTERCHANGEABLE
GLASS,LIQUID SIGHT INDICATOR,FLA
2623-1
3120-01-265-8318INTERCHANGEABLE
BUSHING,SLEEVE
5331-01-267-6351INTERCHANGEABLE
O-RING
26-231
5306-01-503-1742INTERCHANGEABLE
BOLT,MACHINE
400-26990 ITEM 25
5930-01-630-5353INTERCHANGEABLE
SWITCH,ROTARY
26231

Frequently Asked Questions

What is NSN 6515-01-598-8690?

NSN 6515-01-598-8690 is a Stethoscope,electronic, manufactured by Active Signal Technologies, Inc., classified under FSC 6515 (No Item Name Available). Status: active.

What are the part numbers for NSN 6515-01-598-8690?

NSN 6515-01-598-8690 has 3 cross-referenced part numbers: 6515NCM116611 (Defense Medical Standardization Board), 111-001-0055 (Active Signal Technologies, Inc.), 26231 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia).

What NSN replaces 6515-01-598-8690?

There are 10 known substitutes for 6515-01-598-8690: 3455-00-232-9042, 2825-00-389-9778, 5940-00-519-2075 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 111-001-0055?

Key specifications for 111-001-0055: Special Features: NOISE IMMUNE STETHOSCOPE KIT; INCLUDES: SCOPE(1), HEADPHONE STEREO SMB (1), ULTRASOUND GEL 60 G TUBE (1), AA ALKALINE BATTERY (2), EARPLUGS CEP KIT (1), EXTENSION CEP CABLE (1), CLOSED CELL FOAM INSERT CASE (1), OPERATORS MANUAL (1), TRAINING MANUAL DVD G; Part Name Assigned by Controlling Agency: STETHOSCOPE NOISE IMMUNE KIT WITH CASE. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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