7N5681

View detailed technical data, stock status, and sourcing information for: 7N5681

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7N5681
Federal Supply Group
Engines, Turbines, and Components
Federal Supply Classification
2815 Diesel Engines and Components
National Stock Number
2815-00-828-6997
Item Name Code
16756
Assigment Date
08/30/1967 (58 years ago)

45.0 chamfer angle in deg, 0.060 inches nominal chamfer length, 0.266 inches nominal groove width, 0.505 inches nominal flange thickness, 15.000 inches nominal overall length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Chamfer Angle In Deg
45.0
Chamfer Length
0.060 inches nominal
Groove Width
0.266 inches nominal
Overall Length
15.000 inches nominal
Flange Thickness
0.505 inches nominal
Bore Diameter
6.250 inches nominal
Body Length
10.106 inches nominal
Body Outside Diameter
7.000 inches nominal
Flange Outside Diameter
7.496 inches nominal
Design Type
wet
Valve Recess
not included
Top Inside Chamfer
included
Bottom Inside Chamfer
not included
Top Intake Port
not included
Largest Outside Diameter Under Flange
7.140 inches nominal
Largest Outside Diameter Width Under Flange
0.063 inches nominal
Grooved Portion Outside Diameter
7.119 inches nominal
Grooved Portion Width
13.670 inches nominal
Groove Radius Depth
0.133 inches nominal
Intake Hole
not included
Special Features
wet type
Material
iron cast
Style Designator
wet, relieved, three seal grooves

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
2815-00-974-9452 No Name Available 05/01/1968

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
1S2587 Cylinder Sleeve
7N5681 Cylinder Sleeve
8N9174 Cylinder Sleeve
IDD8NG174 Cylinder Sleeve
IPD1S2587 Cylinder Sleeve
IPD7N5681 Cylinder Sleeve
IPD8N9174 Cylinder Sleeve
S07017 Cylinder Sleeve
WS318X Cylinder Sleeve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 2815-00-828-6997?
The FSCG of the NSN 2815-00-828-6997 is 2815
Does the NSN 2815-00-828-6997 have a Schedule B code assigned?
Yes, the Schedule B code is 8409998000
Does NSN 2815-00-828-6997 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 2815-00-828-6997 contain precious materials?
Precious metal content is unknown
Does NSN 2815-00-828-6997 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 2815-00-828-6997 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Wed, Aug 30, 1967

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