PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21U1063PC4263Shaft,propulsion,ship

Naval Ship Systems Command · NSN 2010-00-253-1027 · FSC 2010 · No Item Name Available
Verified by PartsTable
NSN 2010-00-253-1027 — this item is cataloged by the U.S. Government under National Stock Number 2010-00-253-1027. Primary manufacturer part number: 21U1063PC4263.
Features
  • Shaft,propulsion,ship — FSC 2010
  • Unit Type: PROPELLER SHAFT SECTION
  • Keyway Depth: 0.156 INCHES NOMINAL IN
  • Depth: 0.188 INCHES NOMINAL IN
  • Major Diameter: 1.125 INCHES NOMINAL IN
  • Surface Finish: SMOOTH MACHINED
  • Keyway Width: 0.438 INCHES NOMINAL IN
  • Usage Location: CENTER
Applications
  • Applications requiring Copper Alloy 464 construction
General Description

The Shaft,propulsion,ship, cataloged under National Stock Number 2010-00-253-1027, is classified within Federal Supply Class 2010 (No Item Name Available) of the Ship and Marine Equipment group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2010-00-253-1027
Primary Part Number21U1063PC4263
Item NameShaft,propulsion,ship
FSC / FSG2010 / 20 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Unit TypePROPELLER SHAFT SECTION
Keyway Depth0.156 INCHES NOMINAL IN
Depth0.188 INCHES NOMINAL IN
Major Diameter1.125 INCHES NOMINAL IN
Surface FinishSMOOTH MACHINED
Keyway Width0.438 INCHES NOMINAL IN
Usage LocationCENTER
Taper0.750 PER FOOT IN INCHES NOMINAL
Thread Quantity7 PER INCH
Material Document and ClassificationMIL-B-994, COMP A-CANCELED MIL SPEC SINGLE MATERIAL RESPONSE
Quantity1
Forward End Diameter2.000 INCHES NOMINAL IN
After End DesignTAPERED
ConstructionSOLID
MaterialCOPPER ALLOY 464
Forward End DesignSTRAIGHT
Outside Diameter2.000 INCHES NOMINAL IN
Width0.500 INCHES NOMINAL IN
Taper Major Diameter2.000 INCHES NOMINAL IN
Taper Length0.395 FEET NOMINAL FT
Thread Length1.375 INCHES IN
Keyway Quantity1
Usage Design35 FT MOTOR BOAT FT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6105-00-635-1847 INTERCHANGEABLE
Armature,motor
2510-01-228-43764263 INTERCHANGEABLE
Shock Absorber,direct Action
Itt Enidine Inc. Dba Itt Enidine Inc
6130-01-255-6990PV1250FC INTERCHANGEABLE
Inverter,power,static
Trippe Manufacturing Company Dba Tripp Lite
4320-01-429-9646ELLF 80 484GPM INTERCHANGEABLE
Pump,centrifugal
Sims Pump Valve Co, Inc
5315-01-669-6094100283790 INTERCHANGEABLE
Key,machine
J.w.f. Technologies, Llc
Cross-Reference Index
Part NumberManufacturer
21U1063PC4263 Naval Ship Systems Command (USA)
N13339PC4263 Norfolk Naval Shipyard (USA)
4263 Norfolk Naval Shipyard (USA)
76S145 Norfolk Naval Shipyard (USA)
Related Parts
6105-00-635-1847INTERCHANGEABLE
ARMATURE,MOTOR
2510-01-228-4376INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
4263
6130-01-255-6990INTERCHANGEABLE
INVERTER,POWER,STATIC
PV1250FC
4320-01-429-9646INTERCHANGEABLE
PUMP,CENTRIFUGAL
ELLF 80 484GPM
5315-01-669-6094INTERCHANGEABLE
KEY,MACHINE
100283790

Frequently Asked Questions

What is NSN 2010-00-253-1027?

NSN 2010-00-253-1027 is a Shaft,propulsion,ship, manufactured by Naval Ship Systems Command, classified under FSC 2010 (No Item Name Available). Status: active.

What are the part numbers for NSN 2010-00-253-1027?

NSN 2010-00-253-1027 has 4 cross-referenced part numbers: 21U1063PC4263 (Naval Ship Systems Command), N13339PC4263 (Norfolk Naval Shipyard), 4263 (Norfolk Naval Shipyard), 76S145 (Norfolk Naval Shipyard).

What NSN replaces 2010-00-253-1027?

There are 5 known substitutes for 2010-00-253-1027: 6105-00-635-1847, 2510-01-228-4376, 6130-01-255-6990 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21U1063PC4263?

Key specifications for 21U1063PC4263: Unit Type: PROPELLER SHAFT SECTION; Keyway Depth: 0.156 INCHES NOMINAL IN; Depth: 0.188 INCHES NOMINAL IN; Overall Length: 12.250 FEET NOMINAL FT. 24 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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