PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5691-3-2Spacer,sleeve

Seastrom Manufacturing Co Inc · NSN 5365-01-408-8588 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-408-8588 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-408-8588. Primary manufacturer part number: 5691-3-2.
Features
  • Spacer,sleeve — FSC 5365
  • Corner Shape: SQUARE ALL CORNERS
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material: PLASTIC PHENOLIC OVERALL
  • Body Inside Diameter: 0.1460 INCHES MINIMUM AND 0.1660 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.2400 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN
  • 4 verified cross-references
  • Primary manufacturer: Seastrom Manufacturing Co Inc
Applications
  • Applications requiring Plastic Phenolic Overall construction
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-01-408-8588, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Seastrom Manufacturing Co Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-408-8588
Primary Part Number5691-3-2
Item NameSpacer,sleeve
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerSeastrom Manufacturing Co Inc
StatusACTIVE
Corner ShapeSQUARE ALL CORNERS
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
MaterialPLASTIC PHENOLIC OVERALL
Body Inside Diameter0.1460 INCHES MINIMUM AND 0.1660 INCHES MAXIMUM IN
Body Outside Diameter0.2400 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5945-00-259-13498144 INTERCHANGEABLE
Cover,electrical Relay
Te Connectivity Corporation
3460-00-263-2930CE3860 INTERCHANGEABLE
Bar,boring Tool
Caro, Inc. Dba South Bend Lathe
2940-00-267-29338144 INTERCHANGEABLE
Air Cleaner,intake
Hdt Expeditionary Systems Inc
5340-00-422-591222856 INTERCHANGEABLE
Locking Plate,nut and Bolt
Briggs and Stratton Corp
5310-01-319-7198 INTERCHANGEABLE
Nut,plain,hexagon
5999-01-494-0587 INTERCHANGEABLE
Contact,electrical
2815-01-551-0485231-8144 INTERCHANGEABLE
Deflector,airflow
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
10119956 Nimikkeistokeskus Ncb Finland (FIN)
5691-3-2 PRIMARY Seastrom Manufacturing Co Inc (USA)
2037AS870-02 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
8144 Smith H H Co (USA)
Related Parts
5945-00-259-1349INTERCHANGEABLE
COVER,ELECTRICAL RELAY
8144
3460-00-263-2930INTERCHANGEABLE
BAR,BORING TOOL
CE3860
2940-00-267-2933INTERCHANGEABLE
AIR CLEANER,INTAKE
8144
5340-00-422-5912INTERCHANGEABLE
LOCKING PLATE,NUT AND BOLT
22856
5310-01-319-7198INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5999-01-494-0587INTERCHANGEABLE
CONTACT,ELECTRICAL
2815-01-551-0485INTERCHANGEABLE
DEFLECTOR,AIRFLOW
231-8144

Frequently Asked Questions

What is NSN 5365-01-408-8588?

NSN 5365-01-408-8588 is a Spacer,sleeve, manufactured by Seastrom Manufacturing Co Inc, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-408-8588?

NSN 5365-01-408-8588 has 4 cross-referenced part numbers: 10119956 (Nimikkeistokeskus Ncb Finland), 5691-3-2 (Seastrom Manufacturing Co Inc), 2037AS870-02 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 8144 (Smith H H Co).

What NSN replaces 5365-01-408-8588?

There are 7 known substitutes for 5365-01-408-8588: 5945-00-259-1349, 3460-00-263-2930, 2940-00-267-2933 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5691-3-2?

Key specifications for 5691-3-2: Corner Shape: SQUARE ALL CORNERS; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material: PLASTIC PHENOLIC OVERALL; Body Inside Diameter: 0.1460 INCHES MINIMUM AND 0.1660 INCHES MAXIMUM IN. 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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