PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1Y190Parts Kit,friction Clutch

Napco International Llc Dba Napco International Inc · NSN 2520-00-034-8780 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-034-8780 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-034-8780. Primary manufacturer part number: 1Y190.
Features
  • Parts Kit,friction Clutch — FSC 2520
  • Component Quantity: 2
  • Nonsupply Items and Quantities: 36479 C18-120 FACING 2; 36479 X14-10 RIVETS 40
  • 2 verified cross-references
  • Primary manufacturer: Napco International Llc Dba Napco International Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Parts Kit,friction Clutch, cataloged under National Stock Number 2520-00-034-8780, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2520-00-034-8780
Primary Part Number1Y190
Item NameParts Kit,friction Clutch
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusACTIVE
Component Quantity2
Nonsupply Items and Quantities36479 C18-120 FACING 2; 36479 X14-10 RIVETS 40
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3120-00-541-0136112133 INTERCHANGEABLE
Bearing,plain,rod End
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4320-00-779-1323K39-1 INTERCHANGEABLE
Parts Kit,reciprocating Pump
Eaton Aerospace, Llc Dba Jackson South
3040-01-275-5247K39 INTERCHANGEABLE
Shaft,shouldered
Butterworth, Inc.
4730-01-323-09706000946 INTERCHANGEABLE
Clamp,hose
Ed Etnyre & Co
5660-01-558-3817K-39 INTERCHANGEABLE
Fencing,wire
Illinois Tool Works Inc. Dba Norwood Marking Systems
Cross-Reference Index
Part NumberManufacturer
1Y190 Napco International Llc Dba Napco International Inc (USA)
K39 Lipe Corp (USA)
Related Parts
3120-00-541-0136INTERCHANGEABLE
BEARING,PLAIN,ROD END
112133
4320-00-779-1323INTERCHANGEABLE
PARTS KIT,RECIPROCATING PUMP
K39-1
3040-01-275-5247INTERCHANGEABLE
SHAFT,SHOULDERED
K39
4730-01-323-0970INTERCHANGEABLE
CLAMP,HOSE
6000946
5660-01-558-3817INTERCHANGEABLE
FENCING,WIRE
K-39

Frequently Asked Questions

What is NSN 2520-00-034-8780?

NSN 2520-00-034-8780 is a Parts Kit,friction Clutch, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-00-034-8780?

NSN 2520-00-034-8780 has 2 cross-referenced part numbers: 1Y190 (Napco International Llc Dba Napco International Inc), K39 (Lipe Corp).

What NSN replaces 2520-00-034-8780?

There are 5 known substitutes for 2520-00-034-8780: 3120-00-541-0136, 4320-00-779-1323, 3040-01-275-5247 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1Y190?

Key specifications for 1Y190: Component Quantity: 2; Nonsupply Items and Quantities: 36479 C18-120 FACING 2; 36479 X14-10 RIVETS 40. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com