PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

581-6726890-33Spacer,ring

Naval Sea Systems Command · NSN 5365-01-487-6763 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-487-6763 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-487-6763. Primary manufacturer part number: 581-6726890-33.
Features
  • Spacer,ring — FSC 5365
  • Material: PLASTIC ACETAL
  • 3 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Applications requiring Plastic Acetal construction
General Description

The Spacer,ring, cataloged under National Stock Number 5365-01-487-6763, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-487-6763
Primary Part Number581-6726890-33
Item NameSpacer,ring
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
MaterialPLASTIC ACETAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-685-29771498528 INTERCHANGEABLE
Screw,externally Relieved Body
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3120-01-487-6373KSC352548V INTERCHANGEABLE
Bearing,plain,spherical
Kamatics Corporation
3120-01-487-6377KSC348656V INTERCHANGEABLE
Bearing,plain,spherical
Kamatics Corporation
3120-01-487-6387KNRJ96-UDV-062-2 INTERCHANGEABLE
Bearing,sleeve
Kamatics Corporation
3120-01-487-6438KNRJ48-UDV-046-8 INTERCHANGEABLE
Bearing,sleeve
Kamatics Corporation
3120-01-487-6519KNRJ60-UDV-096-8 INTERCHANGEABLE
Bearing,sleeve
Kamatics Corporation
3120-01-487-6740581-6726890-24 INTERCHANGEABLE
Bearing,washer,thrust
Naval Sea Systems Command
3120-01-487-6744581-6726890-23 INTERCHANGEABLE
Bearing,washer,thrust
Naval Sea Systems Command
5365-01-487-6766581-6726890-64 INTERCHANGEABLE
Shim
Naval Sea Systems Command
5365-01-487-6924581-6726890-70 INTERCHANGEABLE
Spacer,ring
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
1498528 Naval Sea Systems Command (USA)
6726890 Naval Sea Systems Command (USA)
581-6726890-33 PRIMARY Naval Sea Systems Command (USA)
Related Parts
5305-00-685-2977INTERCHANGEABLE
SCREW,EXTERNALLY RELIEVED BODY
1498528
3120-01-487-6373INTERCHANGEABLE
BEARING,PLAIN,SPHERICAL
KSC352548V
3120-01-487-6377INTERCHANGEABLE
BEARING,PLAIN,SPHERICAL
KSC348656V
3120-01-487-6387INTERCHANGEABLE
BEARING,SLEEVE
KNRJ96-UDV-062-2
3120-01-487-6438INTERCHANGEABLE
BEARING,SLEEVE
KNRJ48-UDV-046-8
3120-01-487-6519INTERCHANGEABLE
BEARING,SLEEVE
KNRJ60-UDV-096-8
3120-01-487-6740INTERCHANGEABLE
BEARING,WASHER,THRUST
581-6726890-24
3120-01-487-6744INTERCHANGEABLE
BEARING,WASHER,THRUST
581-6726890-23
5365-01-487-6766INTERCHANGEABLE
SHIM
581-6726890-64
5365-01-487-6924INTERCHANGEABLE
SPACER,RING
581-6726890-70
3040-01-488-5565INTERCHANGEABLE
SHAFT,SHOULDERED
581-6726890-19
3940-01-489-1464INTERCHANGEABLE
BLOCK,TACKLE
581-6726890-AY98

Frequently Asked Questions

What is NSN 5365-01-487-6763?

NSN 5365-01-487-6763 is a Spacer,ring, manufactured by Naval Sea Systems Command, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-487-6763?

NSN 5365-01-487-6763 has 3 cross-referenced part numbers: 1498528 (Naval Sea Systems Command), 6726890 (Naval Sea Systems Command), 581-6726890-33 (Naval Sea Systems Command).

What NSN replaces 5365-01-487-6763?

There are 12 known substitutes for 5365-01-487-6763: 5305-00-685-2977, 3120-01-487-6373, 3120-01-487-6377 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 581-6726890-33?

Key specifications for 581-6726890-33: Special Features: NEXT HIGHER ASSEMBLY IS FWD AND AFT COMPLIANT SHEAVE ASSEMBLY; End Item Identification: SEAWOLF CLASS SSN; Material: PLASTIC ACETAL. 3 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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