PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

619Piston and Adapter

Greenlee Textron Inc. · NSN 4940-01-014-4649 · FSC 4940 · No Item Name Available
Verified by PartsTable
NSN 4940-01-014-4649 — this item is cataloged by the U.S. Government under National Stock Number 4940-01-014-4649. Primary manufacturer part number: 619.
Features
  • Piston and Adapter — FSC 4940
  • 1 verified cross-reference
  • Primary manufacturer: Greenlee Textron Inc.
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Piston and Adapter, cataloged under National Stock Number 4940-01-014-4649, is classified within Federal Supply Class 4940 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Greenlee Textron Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePiston and Adapter
FSC / FSG4940 — No Item Name Available (FSG 49)
ManufacturersGreenlee Textron Inc. (CAGE 26289)
Technical Specifications
ParameterValue
NSN4940-01-014-4649
Primary Part Number619
Item NamePiston and Adapter
FSC / FSG4940 / 49 — No Item Name Available
ManufacturerGreenlee Textron Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-06530604404 INTERCHANGEABLE
Cone and Rollers,tapered Roller
New Holland Construction
4320-00-127-4334A0FIE365 INTERCHANGEABLE
Impeller,pump,centrifugal
M.t. Davidson Company
5975-00-223-9860J5126 INTERCHANGEABLE
Rack,cable,underground
Joslyn Corp
5945-00-814-668475-1000-112 INTERCHANGEABLE
Flasher,thermal
Orlotronics Corp
5940-00-818-3014092-03 INTERCHANGEABLE
Terminal,lug
Lockheed Martin Corporation Div Rms
3030-00-844-278413551 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5310-01-155-7215619 INTERCHANGEABLE
Washer
Arrow Safety Device Co
2590-01-169-9676 INTERCHANGEABLE
Cap,filler Opening
5930-01-225-1236619 INTERCHANGEABLE
Switch,code Indicating Wheel
Gifft T H Co Inc
6210-01-367-4651619 INTERCHANGEABLE
Extension,lampholder
Boehm Surgical Instrument Corp
Cross-Reference Index
Part NumberManufacturer
619 PRIMARY Greenlee Textron Inc. (USA)
Related Parts
3110-00-100-0653INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
0604404
4320-00-127-4334INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
A0FIE365
5975-00-223-9860INTERCHANGEABLE
RACK,CABLE,UNDERGROUND
J5126
5945-00-814-6684INTERCHANGEABLE
FLASHER,THERMAL
75-1000-112
5940-00-818-3014INTERCHANGEABLE
TERMINAL,LUG
092-03
3030-00-844-2784INTERCHANGEABLE
BELT,V
13551
5310-01-155-7215INTERCHANGEABLE
WASHER
619
2590-01-169-9676INTERCHANGEABLE
CAP,FILLER OPENING
5930-01-225-1236INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
619
6210-01-367-4651INTERCHANGEABLE
EXTENSION,LAMPHOLDER
619
6740-01-428-0387INTERCHANGEABLE
PRINTER,CONTACT,PHOTOGRAPHIC
619
4720-01-435-6480INTERCHANGEABLE
HOSE,NONMETALLIC
619

Frequently Asked Questions

What is NSN 4940-01-014-4649?

NSN 4940-01-014-4649 is a Piston and Adapter, manufactured by Greenlee Textron Inc., classified under FSC 4940 (No Item Name Available). Status: active.

What are the part numbers for NSN 4940-01-014-4649?

NSN 4940-01-014-4649 has 1 cross-referenced part number: 619 (Greenlee Textron Inc.).

What NSN replaces 4940-01-014-4649?

There are 12 known substitutes for 4940-01-014-4649: 3110-00-100-0653, 4320-00-127-4334, 5975-00-223-9860 and 9 more. Verify interchangeability with system specifications before substitution.

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