NSN 3040-01-354-0405 · NIIN 013540405 · Part number 803-5959305-MAXXX-83
Naval Sea Systems Command · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 53711
Government record, cited
NSN 3040-01-354-0405 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-354-0405. Manufacturer of record part number: 803-5959305-MAXXX-83.
Also searched as3040-01-354-0405 ·
3040013540405 ·
NIIN 013540405 ·
01-354-0405 ·
FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 53711 · 803-5959305-MAXXX-83 · 803-5959305
Securing Hole Type and Location: UNTHREADED SINGLE HOLE
Largest Diameter Length: 0.3800 INCHES NOMINAL IN
Style Designator: ROUND STEPPED
Material Document and Classification: QQ-C-390, ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE
Outside Diameter: 4.5000 INCHES NOMINAL IN
Hole Diameter and Location: 0.2220 INCHES NOMINAL SINGLE HOLE IN
Small End Diameter: 2.0000 INCHES NOMINAL IN
Identification
NSN: 3040-01-354-0405
NIIN: 013540405
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 803-5959305-MAXXX-83
Manufacturer: Naval Sea Systems Command
General Description
The Collar,shaft, cataloged under National Stock Number 3040-01-354-0405, 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 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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
3040-01-354-0405
Primary Part Number
803-5959305-MAXXX-83
Item Name
Collar,shaft
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Securing Hole Type and Location
UNTHREADED SINGLE HOLE
Largest Diameter Length
0.3800 INCHES NOMINAL IN
Style Designator
ROUND STEPPED
Material Document and Classification
QQ-C-390, ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE
Outside Diameter
4.5000 INCHES NOMINAL IN
Hole Diameter and Location
0.2220 INCHES NOMINAL SINGLE HOLE IN
Small End Diameter
2.0000 INCHES NOMINAL IN
Securing Hole Quantity
1
Bore Diameter
1.3770 INCHES NOMINAL IN
Material
COPPER ALLOY 836
Thickness
1.1200 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.
4730-01-354-0465803-5959305-A3XX-15POSSIBLE MATCH
ADAPTER ASSEMBLY,VALVE
Possible match (shared part number)Naval Sea Systems Command
3040-01-354-0474803-5959305-MAXXX-75POSSIBLE MATCH
HOUSING,MECHANICAL DRIVE
Possible match (shared part number)Naval Sea Systems Command
3040-01-354-0475803-5959305-MAXXX-76POSSIBLE MATCH
HOUSING,MECHANICAL DRIVE
Possible match (shared part number)Naval Sea Systems Command
3040-01-354-0476803-5959305-MAXXX-80POSSIBLE MATCH
HOUSING,MECHANICAL DRIVE
Possible match (shared part number)Naval Sea Systems Command
3040-01-354-0532803-5959305-MAXXX-77,78,103POSSIBLE MATCH
GEARSHAFT,BEVEL
Possible match (shared part number)Naval Sea Systems Command
4820-01-356-3648803-5959305-A3XX-14POSSIBLE MATCH
GUIDE,VALVE STEM
Possible match (shared part number)Naval Sea Systems Command
NSN 3040-01-354-0405 is a Collar,shaft, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What part numbers are listed for NSN 3040-01-354-0405?
NSN 3040-01-354-0405 has 1 manufacturer part number on file: 803-5959305-MAXXX-83 (Naval Sea Systems Command).
What NSN replaces 3040-01-354-0405?
6 possible matches (shared part number, not a government interchangeability claim): 4730-01-354-0465, 3040-01-354-0474, 3040-01-354-0475. Verify interchangeability with system specifications before substitution.
What are the specifications of 803-5959305-MAXXX-83?
Key specifications for 803-5959305-MAXXX-83: Securing Hole Type and Location: UNTHREADED SINGLE HOLE; Largest Diameter Length: 0.3800 INCHES NOMINAL IN; Style Designator: ROUND STEPPED; Material Document and Classification: QQ-C-390, ALLOY B5 FED SPEC SINGLE MATERIAL RESPONSE. 11 specifications are documented in the U.S. Government catalog.
Is NSN 3040-01-354-0405 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.