PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21721Parts Kit

Benton Harbor Engineering Inc · NSN 2040-00-841-8823 · FSC 2040 · No Item Name Available
Verified by PartsTable
NSN 2040-00-841-8823 — this item is cataloged by the U.S. Government under National Stock Number 2040-00-841-8823. Primary manufacturer part number: 21721.
Features
  • Parts Kit — FSC 2040
  • General Characteristics Item Description: FOR RAMP CYLINDER,ON LIGHTER AMPHIBIOUS,RESUPPLY CARGO,LARC XV
  • 1 verified cross-reference
  • Primary manufacturer: Benton Harbor Engineering Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Parts Kit, cataloged under National Stock Number 2040-00-841-8823, is classified within Federal Supply Class 2040 (No Item Name Available) of the Ship and Marine Equipment group. The primary manufacturer of record is Benton Harbor Engineering Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2040-00-841-8823
Primary Part Number21721
Item NameParts Kit
FSC / FSG2040 / 20 — No Item Name Available
ManufacturerBenton Harbor Engineering Inc
StatusACTIVE
General Characteristics Item DescriptionFOR RAMP CYLINDER,ON LIGHTER AMPHIBIOUS,RESUPPLY CARGO,LARC XV
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
1650-00-757-5080723228 INTERCHANGEABLE
Plate,seal
Hamilton Sundstrand Corporation
1377-00-872-57002172-1 INTERCHANGEABLE
Head Assy,safety
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
3455-01-047-428529997 INTERCHANGEABLE
Reamer,machine
Kennametal Inc. Div Kennametal Industrial Products Group
5998-01-074-2503 INTERCHANGEABLE
Circuit Card Assembly
5307-01-229-626121721 INTERCHANGEABLE
Stud,plain
Industrial Technologies and Services Llc
3120-01-266-8500 INTERCHANGEABLE
Bushing,sleeve
1680-01-492-479021721 INTERCHANGEABLE
Flange Mounting
Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations
2930-01-566-77856038409 INTERCHANGEABLE
Cooler,lubricating Oil,engine
Am General Llc
5930-01-633-487521721 INTERCHANGEABLE
Guard,switch
Willard Marine, Inc.
Cross-Reference Index
Part NumberManufacturer
21721 Benton Harbor Engineering Inc (USA)
Related Parts
1650-00-757-5080INTERCHANGEABLE
PLATE,SEAL
723228
1377-00-872-5700INTERCHANGEABLE
HEAD ASSY,SAFETY
2172-1
3455-01-047-4285INTERCHANGEABLE
REAMER,MACHINE
29997
5998-01-074-2503INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5307-01-229-6261INTERCHANGEABLE
STUD,PLAIN
21721
3120-01-266-8500INTERCHANGEABLE
BUSHING,SLEEVE
1680-01-492-4790INTERCHANGEABLE
FLANGE MOUNTING
21721
2930-01-566-7785INTERCHANGEABLE
COOLER,LUBRICATING OIL,ENGINE
6038409
5930-01-633-4875INTERCHANGEABLE
GUARD,SWITCH
21721

Frequently Asked Questions

What is NSN 2040-00-841-8823?

NSN 2040-00-841-8823 is a Parts Kit, manufactured by Benton Harbor Engineering Inc, classified under FSC 2040 (No Item Name Available). Status: active.

What are the part numbers for NSN 2040-00-841-8823?

NSN 2040-00-841-8823 has 1 cross-referenced part number: 21721 (Benton Harbor Engineering Inc).

What NSN replaces 2040-00-841-8823?

There are 9 known substitutes for 2040-00-841-8823: 1650-00-757-5080, 1377-00-872-5700, 3455-01-047-4285 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21721?

Key specifications for 21721: End Item Identification: 19307105729; General Characteristics Item Description: FOR RAMP CYLINDER,ON LIGHTER AMPHIBIOUS,RESUPPLY CARGO,LARC XV. 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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