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12356921 — SPACER,RING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

12356921: SPACER,RING.

The SPACER,RING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 511, inside_diameter: 3.000 INCHES NOMINAL IN, outside_diameter: 2.281 INCHES NOMINAL IN, overall_thickness: 0.0808 INCHES NOMINAL IN, material_document_and_classification: ASTM B103,ALLOY A ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5365-01-286-3595, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
12356921
NSN: 5365-01-286-3595
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialCOPPER ALLOY 511
inside_diameter3.000 INCHES NOMINAL IN
outside_diameter2.281 INCHES NOMINAL IN
overall_thickness0.0808 INCHES NOMINAL IN
material_document_and_classificationASTM B103,ALLOY A ASSN STD SINGLE MATERIAL RESPONSE
NSN5365-01-286-3595
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,RING TITLE COMPONENT PN 12356921 MFR SPACER,RING
KEY FEATURES
•
OUTSIDE DIAMETER: 2.281 INCHES NOMINAL IN
•
OVERALL THICKNESS: 0.0808 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B103,ALLOY A ASSN STD SINGLE MATERIAL RESPONSE
•
INSIDE DIAMETER: 3.000 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY 511
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER2.281 INCHES NOMINAL IN
OVERALL THICKNESS0.0808 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B103,ALLOY A ASSN STD SINGLE MATERIAL RESPONSE
INSIDE DIAMETER3.000 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 511
OTHER ITEMS IN FSC 5365 — Bushings, Rings, Shims, and Spacers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5365-00-000-6078 5365-00-000-7436 5365-00-001-1292 5365-00-001-1365 5365-00-001-1841 5365-00-001-1915 5365-00-001-1916 5365-00-001-1940
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12356921?
12356921 is a SPACER,RING.
What is the NSN for 12356921?
12356921 is cataloged in the U.S. Government catalog under NSN 5365-01-286-3595. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.