PartsTable TECHNICAL DATA SHEET
NSN 2805-00-696-0040Government record, cited

Piston, Internal Combustion Engin2805-00-696-0040

NSN 2805-00-696-0040 · NIIN 006960040 · Part number DP19
Wisconsin Motors, Llc · FSC 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components · FSG 28 — Engines, Turbines, and Components · CAGE 66289
Government record, cited
NSN 2805-00-696-0040 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-696-0040. Manufacturer of record part number: DP19.
Also searched as  2805-00-696-0040 · 2805006960040 · NIIN 006960040 · 00-696-0040 · FSC 2805 Gasoline Reciprocating Engines, Except Aircraft; and Components · CAGE 66289 · DP19 · DP4
Nearby stock numbers  ·
Features
  • Piston,internal Combustion Engin — FSC 2805
  • Carbon Groove: NOT INCLUDED
  • Ring Groove Width: 0.0940 INCHES NOMINAL FIRST RING IN
  • Ring Groove Width: 0.1880 INCHES NOMINAL SECOND RING IN
  • Distance Between Pin Bosses: 1.125 INCHES NOMINAL IN
  • Retaining Ring Groove: INCLUDED
  • Surface Finish: SEMIFINISHED
  • Diameter: 2.875 INCHES NOMINAL IN
Identification
  • NSN: 2805-00-696-0040
  • NIIN: 006960040
  • FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
  • FSG: 28 — Engines, Turbines, and Components
  • Primary part number: DP19
  • Manufacturer: Wisconsin Motors, Llc
General Description

The Piston,internal Combustion Engin, cataloged under National Stock Number 2805-00-696-0040, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Wisconsin Motors, Llc. Government technical data includes 21 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. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2805-00-696-0040
Primary Part NumberDP19
Item NamePiston,internal Combustion Engin
FSC / FSG2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components
ManufacturerWisconsin Motors, Llc
StatusACTIVE
Carbon GrooveNOT INCLUDED
Ring Groove Width0.0940 INCHES NOMINAL FIRST RING IN
Ring Groove Width0.1880 INCHES NOMINAL SECOND RING IN
Distance Between Pin Bosses1.125 INCHES NOMINAL IN
Retaining Ring GrooveINCLUDED
Surface FinishSEMIFINISHED
Diameter2.875 INCHES NOMINAL IN
Ring Groove Diameter0.141 INCHES NOMINAL FIRST RING IN
Ring Groove Diameter0.156 INCHES NOMINAL SECOND RING IN
Distance From Pin Hole Center to Extreme Top1.375 INCHES NOMINAL IN
PinINCLUDED
Pin Type for Which DesignedLOCKING
Oil GrooveNOT INCLUDED
Head StyleFLAT
Ring Groove Quantity4
Skirt Bottom Cutaway FeatureNOT INCLUDED
RingINCLUDED
Pinhole Diameter0.6250 INCHES NOMINAL IN
Pin Hole BushingINCLUDED
MaterialALUMINUM ALLOY
Skirt TypeSOLID
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL Q — CCL Item — Commerce Control List
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5999-00-924-7413140207-4G POSSIBLE MATCH
DELAY LINE
Possible match (shared part number)Northrop Grumman Systems Corporation
5930-00-929-7852266-5379-020 POSSIBLE MATCH
SWITCH,TOGGLE
Possible match (shared part number)Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5340-01-084-5529DP-4 POSSIBLE MATCH
PLUG,PROTECTIVE,DUST AND MOISTUR
Possible match (shared part number)Niagara Plastics L.l.c.
6750-01-388-8964 POSSIBLE MATCH
FILM,PHOTOGRAPHIC
Possible match (shared part number)
6750-01-388-9719 POSSIBLE MATCH
FILM,PHOTOGRAPHIC
Possible match (shared part number)
6750-01-388-9745 POSSIBLE MATCH
FILM,PHOTOGRAPHIC
Possible match (shared part number)
6750-01-388-9759 POSSIBLE MATCH
FILM,PHOTOGRAPHIC
Possible match (shared part number)
6750-01-388-9795 POSSIBLE MATCH
FILM,PHOTOGRAPHIC
Possible match (shared part number)
Cross-Reference Index
Part NumberManufacturer
DP4 Wisconsin Motors, Llc (USA)
DP19 PRIMARY Wisconsin Motors, Llc (USA)
Related Parts
5999-00-924-7413POSSIBLE MATCH
DELAY LINE
140207-4G
5930-00-929-7852POSSIBLE MATCH
SWITCH,TOGGLE
266-5379-020
5340-01-084-5529POSSIBLE MATCH
PLUG,PROTECTIVE,DUST AND MOISTUR
DP-4
6750-01-388-8964POSSIBLE MATCH
FILM,PHOTOGRAPHIC
6750-01-388-9719POSSIBLE MATCH
FILM,PHOTOGRAPHIC
6750-01-388-9745POSSIBLE MATCH
FILM,PHOTOGRAPHIC
6750-01-388-9759POSSIBLE MATCH
FILM,PHOTOGRAPHIC
6750-01-388-9795POSSIBLE MATCH
FILM,PHOTOGRAPHIC

Frequently Asked Questions

What is NSN 2805-00-696-0040?

NSN 2805-00-696-0040 is a Piston,internal Combustion Engin, manufactured by Wisconsin Motors, Llc, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.

What part numbers are listed for NSN 2805-00-696-0040?

NSN 2805-00-696-0040 has 2 manufacturer part numbers on file: DP4 (Wisconsin Motors, Llc), DP19 (Wisconsin Motors, Llc).

What NSN replaces 2805-00-696-0040?

8 possible matches (shared part number, not a government interchangeability claim): 5999-00-924-7413, 5930-00-929-7852, 5340-01-084-5529. Verify interchangeability with system specifications before substitution.

What are the specifications of DP19?

Key specifications for DP19: Overall Height: 2.699 INCHES NOMINAL IN; Carbon Groove: NOT INCLUDED; Ring Groove Width: 0.0940 INCHES NOMINAL FIRST RING IN; Ring Groove Width: 0.1880 INCHES NOMINAL SECOND RING IN. 21 specifications are documented in the U.S. Government catalog.

Is NSN 2805-00-696-0040 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.

What is the DEMIL code for NSN 2805-00-696-0040?

NSN 2805-00-696-0040 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.

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.
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