NSN 2815-00-792-9022 · NIIN 007929022 · Part number 5121262
Rolls-Royce Solutions America Inc · FSC 2815 — Diesel Engines and Components · FSG 28 — Engines, Turbines, and Components · CAGE 72582
Government record, cited
NSN 2815-00-792-9022 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-792-9022. Manufacturer of record part number: 5121262.
Also searched as2815-00-792-9022 ·
2815007929022 ·
NIIN 007929022 ·
00-792-9022 ·
FSC 2815 Diesel Engines and Components · CAGE 72582 · 5121262 · 52134 · MILE11276 · 54890 · 5116203
Shaft Connecting End Hole Inside Diameter: 2.750 INCHES NOMINAL IN
End Thickness: 1.656 INCHES NOMINAL IN
Body Width at Piston Connecting End: 1.250 INCHES NOMINAL IN
Body Width at Shaft Connecting End: 1.438 INCHES NOMINAL IN
Shaft Connecting End Lubrication Drill Feature: NOT INCLUDED
Shaft Connecting End Bearing: NOT INCLUDED
Bearing Replaceability: REPLACEABLE
Identification
NSN: 2815-00-792-9022
NIIN: 007929022
FSC: 2815 — Diesel Engines and Components
FSG: 28 — Engines, Turbines, and Components
Primary part number: 5121262
Manufacturer: Rolls-Royce Solutions America Inc
General Description
The Connecting Rod,piston, cataloged under National Stock Number 2815-00-792-9022, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2815-00-792-9022
Primary Part Number
5121262
Item Name
Connecting Rod,piston
FSC / FSG
2815 / 28 — Diesel Engines and Components
Manufacturer
Rolls-Royce Solutions America Inc
Status
ACTIVE
Shaft Connecting End Hole Inside Diameter
2.750 INCHES NOMINAL IN
End Thickness
1.656 INCHES NOMINAL IN
Body Width at Piston Connecting End
1.250 INCHES NOMINAL IN
Body Width at Shaft Connecting End
1.438 INCHES NOMINAL IN
Shaft Connecting End Lubrication Drill Feature
NOT INCLUDED
Shaft Connecting End Bearing
NOT INCLUDED
Bearing Replaceability
REPLACEABLE
Shaft Connecting End Thickness
1.594 INCHES NOMINAL IN
Center to Center Effective Length
8.688 INCHES NOMINAL IN
Cross-Sectional Shape Style
I-SECTION TYPE
Piston Connecting End Bearing
INCLUDED
Piston Connecting End Lubrication Method
FULL FORCED-FEED
Shaft Connecting End Width
3.844 INCHES NOMINAL IN
Body Thickness at Piston Connecting End
0.812 INCHES NOMINAL IN
End Hole Inside Diameter
1.375 INCHES NOMINAL IN
Body Thickness at Shaft Connecting End
0.938 INCHES NOMINAL IN
Shaft Connecting End Style
AUTOMOTIVE STANDARD SPLIT BEARING 2 BOLT
Material
STEEL
Piston End Connection Style
SMALL ENGINE AND AUTOMOTIVE STANDARD
Edge Radius
1.125 INCHES NOMINAL IN
Piston Connecting End Lubrication Drill Feature
INCLUDED
Shaft Connecting End Lubrication Method
FULL FORCED-FEED
Shaft Connecting End Edge Radius
1.562 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
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NSN 2815-00-792-9022 is a Connecting Rod,piston, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 2815, Diesel Engines and Components. Status: active.
What part numbers are listed for NSN 2815-00-792-9022?
NSN 2815-00-792-9022 has 2 manufacturer part numbers on file: 5121262 (Allison Transmission Inc Dba Allison Transmission, Inc), 5121262 (Rolls-Royce Solutions America Inc).
What NSN replaces 2815-00-792-9022?
10 possible matches (shared part number, not a government interchangeability claim): 2040-01-033-6649, 6515-01-169-7495, 5120-01-430-4510. Verify interchangeability with system specifications before substitution.
What are the specifications of 5121262?
Key specifications for 5121262: Shaft Connecting End Hole Inside Diameter: 2.750 INCHES NOMINAL IN; End Thickness: 1.656 INCHES NOMINAL IN; Body Width at Piston Connecting End: 1.250 INCHES NOMINAL IN; Body Width at Shaft Connecting End: 1.438 INCHES NOMINAL IN. 23 specifications are documented in the U.S. Government catalog.
Is NSN 2815-00-792-9022 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.