PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2641-792-03 ASSY 223Housing,mechanical Drive

Electric Boat Corporation Div General Dynamics Electric Boat · NSN 3040-01-497-6850 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-497-6850 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-497-6850. Primary manufacturer part number: 2641-792-03 ASSY 223.
Features
  • Housing,mechanical Drive — FSC 3040
  • Material Document and Classification: QQ-C-390, ALY 86500, TY 1 FED SPEC 1ST MATERIAL RESPONSE
  • Material: COPPER ALLOY
  • Construction Type: MULTIPLE PIECE
  • 13 verified cross-references
  • Primary manufacturer: Electric Boat Corporation Div General Dynamics Electric Boat
Applications
  • Applications requiring Copper Alloy construction
General Description

The Housing,mechanical Drive, cataloged under National Stock Number 3040-01-497-6850, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-497-6850
Primary Part Number2641-792-03 ASSY 223
Item NameHousing,mechanical Drive
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerElectric Boat Corporation Div General Dynamics Electric Boat
StatusACTIVE
Material Document and ClassificationQQ-C-390, ALY 86500, TY 1 FED SPEC 1ST MATERIAL RESPONSE
MaterialCOPPER ALLOY
Construction TypeMULTIPLE PIECE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
1005-00-706-66447066644 INTERCHANGEABLE
Wedge
U S Army Tank Automotive Command Amsta-Im-Mm
3010-01-491-8091845-4687407 PC 237 INTERCHANGEABLE
Clutch Half,positive,nonvehicula
Naval Sea Systems Command
3010-01-497-0717501-706649-5 INTERCHANGEABLE
Universal Joint,nonvehicular
Naval Sea Systems Command
3010-01-497-0764501-7066649-1 INTERCHANGEABLE
Universal Joint,nonvehicular
Naval Sea Systems Command
3010-01-497-2263501-7066644-2 INTERCHANGEABLE
Universal Joint,nonvehicular
Naval Sea Systems Command
4820-01-497-4385501-7066644-INS13 INTERCHANGEABLE
Gear Operator,valve
Naval Sea Systems Command
4820-01-497-4387501-7066644-INS14 INTERCHANGEABLE
Gear Operator,valve
Naval Sea Systems Command
4820-01-497-4467501-7066649 INTERCHANGEABLE
Gear Operator,valve
Naval Sea Systems Command
3120-01-503-3236845-4687407 PC 126 INTERCHANGEABLE
Bearing,sleeve
Naval Ship Systems Command
Cross-Reference Index
Part NumberManufacturer
7066644 Naval Sea Systems Command (USA)
845-4687407 ASS Naval Ship Systems Command (USA)
501-7066649-6 Naval Sea Systems Command (USA)
2641-792-03 ASSY 223 PRIMARY Electric Boat Corporation Div General Dynamics Electric Boat (USA)
501-7066644-1 Naval Sea Systems Command (USA)
H525-7606 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
2641-792-03 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
H525-7606-1 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
H525-7611 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
7066649 Naval Sea Systems Command (USA)
H525-7611-6 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
4687404 Naval Ship Systems Command (USA)
845-4687404 ASSY 223 PRIMARY Naval Ship Systems Command (USA)
Related Parts
1005-00-706-6644INTERCHANGEABLE
WEDGE
7066644
3010-01-491-8091INTERCHANGEABLE
CLUTCH HALF,POSITIVE,NONVEHICULA
845-4687407 PC 237
3010-01-497-0717INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
501-706649-5
3010-01-497-0764INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
501-7066649-1
3010-01-497-2263INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
501-7066644-2
4820-01-497-4385INTERCHANGEABLE
GEAR OPERATOR,VALVE
501-7066644-INS13
4820-01-497-4387INTERCHANGEABLE
GEAR OPERATOR,VALVE
501-7066644-INS14
4820-01-497-4467INTERCHANGEABLE
GEAR OPERATOR,VALVE
501-7066649
3120-01-503-3236INTERCHANGEABLE
BEARING,SLEEVE
845-4687407 PC 126

Frequently Asked Questions

What is NSN 3040-01-497-6850?

NSN 3040-01-497-6850 is a Housing,mechanical Drive, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-497-6850?

NSN 3040-01-497-6850 has 13 cross-referenced part numbers: 7066644 (Naval Sea Systems Command), 845-4687407 ASS (Naval Ship Systems Command), 501-7066649-6 (Naval Sea Systems Command), 2641-792-03 ASSY 223 (Electric Boat Corporation Div General Dynamics Electric Boat), 501-7066644-1 (Naval Sea Systems Command) and 8 more.

What NSN replaces 3040-01-497-6850?

There are 9 known substitutes for 3040-01-497-6850: 1005-00-706-6644, 3010-01-491-8091, 3010-01-497-0717 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2641-792-03 ASSY 223?

Key specifications for 2641-792-03 ASSY 223: Material Document and Classification: QQ-C-390, ALY 86500, TY 1 FED SPEC 1ST MATERIAL RESPONSE; Overall Length: 5.560 INCHES NOMINAL IN; Material: COPPER ALLOY; Special Features: CALLED BULKHEAD FITTING; THIS IS AN ASSEMBLY OF THE FOLLOWING COMPONENTS FROM DRAWING 4687407, 1EA CUP PC 224, 1EA STEM PC 211, 1EA RING INDICATOR PC 100, 1EA CUP INDICATOR PC 209, 1EA ACTUATOR INDICATOR PC 212, 1EA THRUST WASHER PC 225, ALSO ON THIS DRAWING BUT NO PC NUMBER 8EA FLUSH SELF LOCKING SCREWS P/N FF-S-92 0.250-20UNC-2A X 1.00 LG, 4EA FLUSH SELF LOCKING SCREWS FF-S-92 0.250-20UNC-2A X 0.50 LG, 1EA WAVE SPRING, SMALLEY STL RING CO. A. 6 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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