PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

845-4687407 PC 105Shaft,shouldered

Naval Sea Systems Command · NSN 3040-01-678-1776 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-678-1776 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-678-1776. Primary manufacturer part number: 845-4687407 PC 105.
Features
  • Shaft,shouldered — FSC 3040
  • 6 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Shaft,shouldered, cataloged under National Stock Number 3040-01-678-1776, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Naval Sea Systems Command. This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameShaft,shouldered
FSC / FSG3040 — No Item Name Available (FSG 30)
ManufacturersNaval Sea Systems Command (CAGE 53711); Electric Boat Corporation Div General Dynamics Electric Boat (CAGE 96169)
Technical Specifications
ParameterValue
NSN3040-01-678-1776
Primary Part Number845-4687407 PC 105
Item NameShaft,shouldered
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3040-01-494-34134687407A-0091 INTERCHANGEABLE
Housing,mechanical Drive
Electric Boat Corporation Div General Dynamics Electric Boat
3120-01-499-9406845-4687407 PC 124 INTERCHANGEABLE
Bearing,washer,thrust
Naval Ship Systems Command
3120-01-499-9422845-4687407 PC 123 INTERCHANGEABLE
Bearing,sleeve
Naval Ship Systems Command
3120-01-503-3236845-4687407 PC 126 INTERCHANGEABLE
Bearing,sleeve
Naval Ship Systems Command
5340-01-511-38682641-792-03 ASSY 116 INTERCHANGEABLE
Plate,mounting
Electric Boat Corporation Div General Dynamics Electric Boat
3040-01-524-4378845-4687407-257 INTERCHANGEABLE
Carrier,planetary Gears
Naval Ship Systems Command
3120-01-527-1948845-4687407 PC.NO.181 INTERCHANGEABLE
Bushing,sleeve
Naval Ship Systems Command
6695-01-527-1952845-4687407 PC 14 INTERCHANGEABLE
Indicator,position
Naval Ship Systems Command
3040-01-647-3449 INTERCHANGEABLE
Shaft,operating
5305-01-660-1051167-7384258-97 INTERCHANGEABLE
Screw,cap,socket Head
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
167-7384258 Naval Sea Systems Command (USA)
H547-1905-78 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
167-7384258-78 Naval Sea Systems Command (USA)
2641-792-03 PC 105 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
845-4687407 PC 105 PRIMARY Naval Sea Systems Command (USA)
845-4687407 Naval Sea Systems Command (USA)
Related Parts
3040-01-494-3413INTERCHANGEABLE
HOUSING,MECHANICAL DRIVE
4687407A-0091
3120-01-499-9406INTERCHANGEABLE
BEARING,WASHER,THRUST
845-4687407 PC 124
3120-01-499-9422INTERCHANGEABLE
BEARING,SLEEVE
845-4687407 PC 123
3120-01-503-3236INTERCHANGEABLE
BEARING,SLEEVE
845-4687407 PC 126
5340-01-511-3868INTERCHANGEABLE
PLATE,MOUNTING
2641-792-03 ASSY 116
3040-01-524-4378INTERCHANGEABLE
CARRIER,PLANETARY GEARS
845-4687407-257
3120-01-527-1948INTERCHANGEABLE
BUSHING,SLEEVE
845-4687407 PC.NO.181
6695-01-527-1952INTERCHANGEABLE
INDICATOR,POSITION
845-4687407 PC 14
3040-01-647-3449INTERCHANGEABLE
SHAFT,OPERATING
5305-01-660-1051INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
167-7384258-97
5307-01-660-5160INTERCHANGEABLE
STUD,SHOULDERED
167-7384258-37
5310-01-660-5726INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
167-7384258-55

Frequently Asked Questions

What is NSN 3040-01-678-1776?

NSN 3040-01-678-1776 is a Shaft,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-678-1776?

NSN 3040-01-678-1776 has 6 cross-referenced part numbers: 167-7384258 (Naval Sea Systems Command), H547-1905-78 (Electric Boat Corporation Div General Dynamics Electric Boat), 167-7384258-78 (Naval Sea Systems Command), 2641-792-03 PC 105 (Electric Boat Corporation Div General Dynamics Electric Boat), 845-4687407 PC 105 (Naval Sea Systems Command) and 1 more.

What NSN replaces 3040-01-678-1776?

There are 12 known substitutes for 3040-01-678-1776: 3040-01-494-3413, 3120-01-499-9406, 3120-01-499-9422 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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