PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SP312Spacer,ring

Naval Sea Systems Command · NSN 5365-00-199-1559 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-199-1559 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-199-1559. Primary manufacturer part number: SP312.
Features
  • Spacer,ring — FSC 5365
  • Material Document and Classification: QQ-C-576,COLD ROLLED,SOFT ANNEALED FED SPEC SINGLE MATERIAL RESPONSE
  • Inside Diameter: 0.750 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
  • Overall Thickness: 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
  • Outside Diameter: 0.927 INCHES MINIMUM AND 0.932 INCHES MAXIMUM IN
  • Material: COPPER ALLOY 130
  • 4 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Applications requiring Copper Alloy 130 construction
General Description

The Spacer,ring, cataloged under National Stock Number 5365-00-199-1559, 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 5 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-199-1559
Primary Part NumberSP312
Item NameSpacer,ring
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Material Document and ClassificationQQ-C-576,COLD ROLLED,SOFT ANNEALED FED SPEC SINGLE MATERIAL RESPONSE
Inside Diameter0.750 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
Overall Thickness0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN
Outside Diameter0.927 INCHES MINIMUM AND 0.932 INCHES MAXIMUM IN
MaterialCOPPER ALLOY 130
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5950-00-547-6640627437 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5310-00-939-482441103 INTERCHANGEABLE
Washer,concave
Jergens Inc Div Tooling Components Division
Cross-Reference Index
Part NumberManufacturer
TP312 Naval Sea Systems Command (USA)
TP312 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
SP312 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
SP312 PRIMARY Naval Sea Systems Command (USA)
Related Parts
5950-00-547-6640INTERCHANGEABLE
TRANSFORMER,POWER
627437
5310-00-939-4824INTERCHANGEABLE
WASHER,CONCAVE
41103

Frequently Asked Questions

What is NSN 5365-00-199-1559?

NSN 5365-00-199-1559 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 5365-00-199-1559?

NSN 5365-00-199-1559 has 4 cross-referenced part numbers: TP312 (Naval Sea Systems Command), TP312 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), SP312 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), SP312 (Naval Sea Systems Command).

What NSN replaces 5365-00-199-1559?

There are 2 known substitutes for 5365-00-199-1559: 5950-00-547-6640, 5310-00-939-4824. Verify interchangeability with system specifications before substitution.

What are the specifications of SP312?

Key specifications for SP312: Material Document and Classification: QQ-C-576,COLD ROLLED,SOFT ANNEALED FED SPEC SINGLE MATERIAL RESPONSE; Inside Diameter: 0.750 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN; Overall Thickness: 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN; Outside Diameter: 0.927 INCHES MINIMUM AND 0.932 INCHES MAXIMUM IN. 5 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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