PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

J-8-1-10Ring,piston

Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division · NSN 2815-01-044-4932 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-01-044-4932 — this item is cataloged by the U.S. Government under National Stock Number 2815-01-044-4932. Primary manufacturer part number: J-8-1-10.
Features
  • Ring,piston — FSC 2815
  • Standard Bore Diameter: 16.000 INCHES IN
  • Material: IRON OVERALL
  • Material Document and Classification: LA02000 REV"B" MFR REF SINGLE MATERIAL RESPONSE OVERALL
  • Radial Wall Thickness: 0.5000 INCHES NOMINAL IN
  • Ring Style: CONCENTRIC
  • Joint Style: VERTICAL JOINT
  • Cross-Sectional Shape Style: PLAIN RECTANGULAR, TWO PIECE, STRAIGHT FACE
Applications
  • Applications requiring Iron Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 2815-01-044-4932, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, 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
NSN2815-01-044-4932
Primary Part NumberJ-8-1-10
Item NameRing,piston
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerEmerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division
StatusACTIVE
Standard Bore Diameter16.000 INCHES IN
MaterialIRON OVERALL
Material Document and ClassificationLA02000 REV"B" MFR REF SINGLE MATERIAL RESPONSE OVERALL
Radial Wall Thickness0.5000 INCHES NOMINAL IN
Ring StyleCONCENTRIC
Joint StyleVERTICAL JOINT
Cross-Sectional Shape StylePLAIN RECTANGULAR, TWO PIECE, STRAIGHT FACE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5340-00-006-1036C-40 INTERCHANGEABLE
Cover,access
Naval Air Warfare Center Weapons Div
3130-00-184-21406Y1123F INTERCHANGEABLE
Bearing Unit,ball
Garwood/feller Inc Garwood Winch Div
5331-00-198-6183 INTERCHANGEABLE
O-Ring
5940-00-239-903340H INTERCHANGEABLE
Splice,conductor
Abb Installation Products Inc
7520-00-240-24117000052011 INTERCHANGEABLE
Dispenser,pressure Sensitive Adh
3m Company
5345-00-247-5938 INTERCHANGEABLE
Stone,sharpening
2530-00-371-3647 INTERCHANGEABLE
Lining,friction
3930-00-965-0094 INTERCHANGEABLE
Truck,lift,fork
3455-00-984-3406160015 INTERCHANGEABLE
File,rotary
Jarvis Cutting Tools Inc
6625-01-021-2398Y8205 INTERCHANGEABLE
Carrying Case
Fluke Corp
Cross-Reference Index
Part NumberManufacturer
J-8-1-10 PRIMARY Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division (USA)
14067-00 Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA)
C-40 Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division (USA)
LA02000-REVISION-B-ITEM-21 Bird-Johnson Propeller Company, Llc (USA)
Related Parts
5340-00-006-1036INTERCHANGEABLE
COVER,ACCESS
C-40
3130-00-184-2140INTERCHANGEABLE
BEARING UNIT,BALL
6Y1123F
5331-00-198-6183INTERCHANGEABLE
O-RING
5940-00-239-9033INTERCHANGEABLE
SPLICE,CONDUCTOR
40H
7520-00-240-2411INTERCHANGEABLE
DISPENSER,PRESSURE SENSITIVE ADH
7000052011
5345-00-247-5938INTERCHANGEABLE
STONE,SHARPENING
2530-00-371-3647INTERCHANGEABLE
LINING,FRICTION
3930-00-965-0094INTERCHANGEABLE
TRUCK,LIFT,FORK
3455-00-984-3406INTERCHANGEABLE
FILE,ROTARY
160015
6625-01-021-2398INTERCHANGEABLE
CARRYING CASE
Y8205
5315-01-147-4984INTERCHANGEABLE
PIN,STRAIGHT,HEADED
3415-01-210-2126INTERCHANGEABLE
GRINDING MACHINE,TOOL AND CUTTER
C-40

Frequently Asked Questions

What is NSN 2815-01-044-4932?

NSN 2815-01-044-4932 is a Ring,piston, manufactured by Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division, classified under FSC 2815 (No Item Name Available). Status: active.

What are the part numbers for NSN 2815-01-044-4932?

NSN 2815-01-044-4932 has 4 cross-referenced part numbers: J-8-1-10 (Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division), 14067-00 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies), C-40 (Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division), LA02000-REVISION-B-ITEM-21 (Bird-Johnson Propeller Company, Llc).

What NSN replaces 2815-01-044-4932?

There are 12 known substitutes for 2815-01-044-4932: 5340-00-006-1036, 3130-00-184-2140, 5331-00-198-6183 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of J-8-1-10?

Key specifications for J-8-1-10: Standard Bore Diameter: 16.000 INCHES IN; Material: IRON OVERALL; Material Document and Classification: LA02000 REV"B" MFR REF SINGLE MATERIAL RESPONSE OVERALL; Radial Wall Thickness: 0.5000 INCHES NOMINAL IN. 9 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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