The Shaft,propulsion,ship, cataloged under National Stock Number 2010-01-090-4703, is classified within Federal Supply Class 2010 (Ship and Boat Propulsion Components) of the Ship and Marine Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 29 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2010-01-090-4703 |
| Primary Part Number | 243-5273023 ITEM 2 |
| Item Name | Shaft,propulsion,ship |
| FSC / FSG | 2010 / 20 — Ship and Boat Propulsion Components |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Keyway Depth | 0.312 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN |
| Forward End Major Diameter | 1.750 INCHES NOMINAL IN |
| Forward End Coupling Design | DETACHABLE |
| Taper | 0.750 PER FOOT IN INCHES NOMINAL |
| After End Design | TAPERED |
| After End Coupling Design | INTEGRAL |
| Quantity | 1 |
| Forward End Coupling Thickness | 6.250 INCHES NOMINAL IN |
| Material Document and Classification | ARMCO TYPE 17-4PH, CONDITION H-1150 MFR REF SINGLE MATERIAL RESPONSE |
| Forward End Taper | 0.750 PER FOOT IN INCHES NOMINAL |
| Outside Diameter | 2.500 INCHES NOMINAL IN |
| Forward End Coupling Length | 0.667 FEET NOMINAL FT |
| Forward End Design | TAPERED |
| Thread Length | 3.141 INCHES IN |
| Forward End Taper Length | 0.459 FEET NOMINAL FT |
| Taper Major Diameter | 2.500 INCHES NOMINAL IN |
| Features Provided | SLEEVE FLANGE COUPLING |
| Keyway Quantity | 1 |
| Forward End Thread Quantity | 5 PER INCH |
| Forward End Taper Major Diameter | 2.500 INCHES NOMINAL IN |
| Forward End Coupling Outside Diameter | 10.495 INCHES MINIMUM AND 10.500 INCHES MAXIMUM IN |
| Forward End Coupling Type | FLANGE |
| Taper Length | 0.604 FEET MINIMUM FT |
| Unit Type | COMPLETE SHAFT |
| Keyway Width | 0.6235 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Depth | 0.312 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN |
| Width | 0.623 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Material | STEEL COMP 630 |
| Forward End Thread Length | 1.750 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 243-5273023 ITEM 2 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 9466-243-1 ITEM 2 | 3/9 Design control — primary reference U.S. Government activity |
| 5273023 ITEM 2 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 2010-01-090-4703 is a Shaft,propulsion,ship, manufactured by Naval Sea Systems Command, classified under FSC 2010, Ship and Boat Propulsion Components. Status: active.
NSN 2010-01-090-4703 has 1 manufacturer part number on file: 243-5273023 ITEM 2 (Naval Sea Systems Command).
Key specifications for 243-5273023 ITEM 2: Keyway Depth: 0.312 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN; Forward End Major Diameter: 1.750 INCHES NOMINAL IN; Forward End Coupling Design: DETACHABLE; Taper: 0.750 PER FOOT IN INCHES NOMINAL. 29 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2010-01-090-4703 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.