PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C-21784-PC49Brake,single Disk

Columbus Mckinnon Corporation Dba Chester Hoist Div Ohio Operations - Lisbon · NSN 3040-01-254-0399 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-254-0399 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-254-0399. Primary manufacturer part number: C-21784-PC49.
Features
  • Brake,single Disk — FSC 3040
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • 2 verified cross-references
  • Primary manufacturer: Columbus Mckinnon Corporation Dba Chester Hoist Div Ohio Operations - Lisbon
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Brake,single Disk, cataloged under National Stock Number 3040-01-254-0399, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Columbus Mckinnon Corporation Dba Chester Hoist Div Ohio Operations - Lisbon. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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.

Technical Specifications
ParameterValue
NSN3040-01-254-0399
Primary Part NumberC-21784-PC49
Item NameBrake,single Disk
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerColumbus Mckinnon Corporation Dba Chester Hoist Div Ohio Operations - Lisbon
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-007-983916634 INTERCHANGEABLE
Reactor
Robert M. Hadley Company, Inc.
5315-00-141-63541421-1 INTERCHANGEABLE
Pin,grooved,headless
Cal-Van Tools Div of Chemi-Trol Chemical Co
3895-00-164-265114211 INTERCHANGEABLE
Collar
Komatsu America Corporation
5999-00-196-27921421-1 INTERCHANGEABLE
Contact,electrical
Ward Leonard Ct Llc
2530-00-382-8983102031 INTERCHANGEABLE
Cap,grease
Aqua-Chem, Inc. Dba Aqua-Chem Inc
4820-00-479-8833M4635 INTERCHANGEABLE
Stem,fluid Valve
Derbyshire Marine Products, Llc Dba Derbyshire Marine Products Llc
2540-00-507-2412 INTERCHANGEABLE
Handle,window Regulator,vehicula
6150-00-570-343014-211 INTERCHANGEABLE
End Bell,electrical Rotating Equ
Buffalo Turbine Defense Llc
6145-00-982-2812 INTERCHANGEABLE
Cable,radio Frequency
3110-01-195-5534 INTERCHANGEABLE
Bearing,roller,tapered
Cross-Reference Index
Part NumberManufacturer
C-21784-PC49 Columbus Mckinnon Corporation Dba Chester Hoist Div Ohio Operations - Lisbon (USA)
14211 Columbus Mckinnon Corporation Dba Chester Hoist Div Ohio Operations - Lisbon (USA)
Related Parts
5950-00-007-9839INTERCHANGEABLE
REACTOR
16634
5315-00-141-6354INTERCHANGEABLE
PIN,GROOVED,HEADLESS
1421-1
3895-00-164-2651INTERCHANGEABLE
COLLAR
14211
5999-00-196-2792INTERCHANGEABLE
CONTACT,ELECTRICAL
1421-1
2530-00-382-8983INTERCHANGEABLE
CAP,GREASE
102031
4820-00-479-8833INTERCHANGEABLE
STEM,FLUID VALVE
M4635
2540-00-507-2412INTERCHANGEABLE
HANDLE,WINDOW REGULATOR,VEHICULA
6150-00-570-3430INTERCHANGEABLE
END BELL,ELECTRICAL ROTATING EQU
14-211
6145-00-982-2812INTERCHANGEABLE
CABLE,RADIO FREQUENCY
3110-01-195-5534INTERCHANGEABLE
BEARING,ROLLER,TAPERED
1095-01-247-3917INTERCHANGEABLE
HARNESS,SHOULDER HOLSTER
14211
5340-01-462-6946INTERCHANGEABLE
BRACKET,MOUNTING
14211

Frequently Asked Questions

What is NSN 3040-01-254-0399?

NSN 3040-01-254-0399 is a Brake,single Disk, manufactured by Columbus Mckinnon Corporation Dba Chester Hoist Div Ohio Operations - Lisbon, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-254-0399?

NSN 3040-01-254-0399 has 2 cross-referenced part numbers: C-21784-PC49 (Columbus Mckinnon Corporation Dba Chester Hoist Div Ohio Operations - Lisbon), 14211 (Columbus Mckinnon Corporation Dba Chester Hoist Div Ohio Operations - Lisbon).

What NSN replaces 3040-01-254-0399?

There are 12 known substitutes for 3040-01-254-0399: 5950-00-007-9839, 5315-00-141-6354, 3895-00-164-2651 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C-21784-PC49?

Key specifications for C-21784-PC49: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 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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