PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1662-2Spacer,ring

Eaton Aerospace, Llc Dba Jackson South · NSN 5365-00-512-1741 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-512-1741 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-512-1741. Primary manufacturer part number: 1662-2.
Features
  • Spacer,ring — FSC 5365
  • Outside Diameter: 0.796 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN
  • Inside Diameter: 0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
  • Material Document and Classification: AISI,1040 THRU 1050 ASSN STD SINGLE MATERIAL RESPONSE
  • Material: STEEL
  • Hardness Rating: 68.0 ROCKWELL A MINIMUM AND 70.0 ROCKWELL A MAXIMUM
  • Overall Thickness: 0.033 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
  • 3 verified cross-references
Applications
  • Applications requiring Steel construction
General Description

The Spacer,ring, cataloged under National Stock Number 5365-00-512-1741, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5365-00-512-1741
Primary Part Number1662-2
Item NameSpacer,ring
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusCANCELLED
Outside Diameter0.796 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN
Inside Diameter0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
Material Document and ClassificationAISI,1040 THRU 1050 ASSN STD SINGLE MATERIAL RESPONSE
MaterialSTEEL
Hardness Rating68.0 ROCKWELL A MINIMUM AND 70.0 ROCKWELL A MAXIMUM
Overall Thickness0.033 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
2940-00-328-84581662200 INTERCHANGEABLE
Filter Element,fluid
Purolator Facet Inc. Div Parker Aerospace Filtration Division Dba Purolator Facet, in
5950-00-776-97241662-2 INTERCHANGEABLE
Coil,radio Frequency
Caddell Burns Manufacturing Co Inc
5330-01-243-732216622 INTERCHANGEABLE
Gasket
Leupold & Stevens Inc
5310-01-272-642916622 INTERCHANGEABLE
Nut,plain,hexagon
Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
6520-01-313-736916622 INTERCHANGEABLE
Adhesive,impression Material,den
Kerr Corporation
2530-01-352-909016622 INTERCHANGEABLE
Hub,wheel,vehicular
Titan Distribution Inc Dba Titan Tire
4720-01-522-034516622 INTERCHANGEABLE
Hose Assembly,nonmetallic
Haldex Brake Products Corporation
6515-01-591-3216218.085 INTERCHANGEABLE
Screw,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
1662-2 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
1662-2 General Signal Corp (USA)
1662-2 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
2940-00-328-8458INTERCHANGEABLE
FILTER ELEMENT,FLUID
1662200
5950-00-776-9724INTERCHANGEABLE
COIL,RADIO FREQUENCY
1662-2
5330-01-243-7322INTERCHANGEABLE
GASKET
16622
5310-01-272-6429INTERCHANGEABLE
NUT,PLAIN,HEXAGON
16622
6520-01-313-7369INTERCHANGEABLE
ADHESIVE,IMPRESSION MATERIAL,DEN
16622
2530-01-352-9090INTERCHANGEABLE
HUB,WHEEL,VEHICULAR
16622
4720-01-522-0345INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
16622
6515-01-591-3216INTERCHANGEABLE
SCREW,BONE
218.085

Frequently Asked Questions

What is NSN 5365-00-512-1741?

NSN 5365-00-512-1741 is a Spacer,ring, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5365 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5365-00-512-1741?

NSN 5365-00-512-1741 has 3 cross-referenced part numbers: 1662-2 (Eaton Aerospace, Llc Dba Jackson South), 1662-2 (General Signal Corp), 1662-2 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 5365-00-512-1741?

There are 8 known substitutes for 5365-00-512-1741: 2940-00-328-8458, 5950-00-776-9724, 5330-01-243-7322 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1662-2?

Key specifications for 1662-2: Outside Diameter: 0.796 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN; Inside Diameter: 0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN; Material Document and Classification: AISI,1040 THRU 1050 ASSN STD SINGLE MATERIAL RESPONSE; Material: STEEL. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5365-00-512-1741 still in active supply?

NSN 5365-00-512-1741 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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