NSN 3040-01-106-1356 · NIIN 011061356 · Part number 516-4775911 ITEM 21
Naval Sea Systems Command · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 53711
Government record, cited
NSN 3040-01-106-1356 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-106-1356. Manufacturer of record part number: 516-4775911 ITEM 21.
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 516-4775911 ITEM 21
Manufacturer: Naval Sea Systems Command
General Description
The Plate,retaining,shaft, cataloged under National Stock Number 3040-01-106-1356, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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
3040-01-106-1356
Primary Part Number
516-4775911 ITEM 21
Item Name
Plate,retaining,shaft
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Mounting Hole Quantity
2
Mounting Hole Diameter
0.219 INCHES NOMINAL IN
Shape
OVAL
Aperture Diameter
0.515 INCHES NOMINAL IN
Material
STEEL
Thickness
0.060 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
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-118-1276516-4775911 ITEM 33POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Naval Ship Systems Command
4820-01-118-27214775911-0031POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
3040-01-119-231387791-6101 ITEM22POSSIBLE MATCH
PLATE,RETAINING,SHAFT
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-139-44474775504-0008POSSIBLE MATCH
PLUG,STRAIGHT
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-162-898987794-3301 ITEM 58POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-189-66614775911-0001POSSIBLE MATCH
MANIFOLD,HYDRAULIC SYSTEM ACCESS
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
NSN 3040-01-106-1356 is a Plate,retaining,shaft, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What part numbers are listed for NSN 3040-01-106-1356?
NSN 3040-01-106-1356 has 1 manufacturer part number on file: 516-4775911 ITEM 21 (Naval Sea Systems Command).
What NSN replaces 3040-01-106-1356?
6 possible matches (shared part number, not a government interchangeability claim): 4820-01-118-1276, 4820-01-118-2721, 3040-01-119-2313. Verify interchangeability with system specifications before substitution.
What are the specifications of 516-4775911 ITEM 21?
Key specifications for 516-4775911 ITEM 21: Mounting Hole Quantity: 2; Mounting Hole Diameter: 0.219 INCHES NOMINAL IN; Shape: OVAL; Overall Length: 1.044 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 3040-01-106-1356 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.