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Cylinder Sleeve

NSN: 2815-00-361-2721 | Model: 80004C

A tubular metal item designed primarily as a replaceable wear surface within the cylinder bore of a piston type internal combustion engine, compressor, or reciprocating pump.

NSN Properties and Flags
NATO Stock Number
Overall Length
11.625 inches
Flange Thickness
Between 0.248 inches and 0.250 inches
Bore Diameter
Between 4.373 inches and 4.374 inches
Body Outside Diameter
Between 4.629 inches and 4.630 inches
Metallic Hardness Rating
90.0 rockwell b and 95.0 rockwell b
Flange Outside Diameter
Between 4.687 inches and 4.690 inches
Design Type
Valve Recess
Top Inside Chamfer
Not included
Bottom Inside Chamfer
Not included
Top Intake Port
Not included
Intake Hole
Not included
Iron, astm, a48-48
Iron, astm, a48-48
Style Designator
Dry, flanged, relieved
Fsc Application Data
Cylinder block group, diesel engine

Inventory Check

The last inventory check on this NSN was done on 10/13/2021. Due to rapid changes in inventory this may not be the current stock qty.

  • As Removed: 1

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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NSN 2815-00-361-2721 Datasheet

Supply Class (FSC):
Diesel Engines And Components
Cross Reference:
  • 80004C
  • 81001-C
  • 81001
  • 81001
  • 80004C
  • 81001-C
  • 81003C
Cage Codes:
  • Brinkley Technology Group, Llc (CAGE 1ML14)
  • Hercules Engine Co Inc (CAGE 28265)
  • 2815-00-361-2721 replaces 2815-00-601-3949
Schedule B & Trade:
  • Schedule B: 8409998000 (NAICS 333618)

    Parts for compression-ignition internal combustion piston engines (diesel), nesoi

  • SITC: 71392

    Parts, n.E.S., suitable for use solely or principally with compression-ignition internal combustion piston engines

  • End Use: 21100

    Industrial engines


N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.


U - Precious metal content is unknown


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    019160 - Auto parts noi i/s

  • WCC:

    581 - Automobile parts, new

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 2815-00-361-2721 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Greece, and Turkey
What is the NIIN of NSN 2815-00-361-2721?
003612721 or 00-361-2721
Does NSN 2815-00-361-2721 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2815-00-361-2721?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1961