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3981P11 — SPACER,RING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

3981P11: SPACER,RING.

The SPACER,RING is a the manufacturer industrial component. Key specifications include material: STEEL, outside_diameter: 3.156 INCHES NOMINAL IN, overall_thickness: 2.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-314-2897, 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
3981P11
NSN: 5365-00-314-2897
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 27618 — TAYLOR MACHINE WORKS INC (USA)
SPECIFICATIONS
materialSTEEL
outside_diameter3.156 INCHES NOMINAL IN
overall_thickness2.500 INCHES NOMINAL IN
NSN5365-00-314-2897
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,RING TITLE COMPONENT PN 3981P11 MFR SPACER,RING
KEY FEATURES
•
OUTSIDE DIAMETER: 3.156 INCHES NOMINAL IN
•
OVERALL THICKNESS: 2.500 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER3.156 INCHES NOMINAL IN
OVERALL THICKNESS2.500 INCHES NOMINAL IN
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 2
53774Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2203R1084Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 3981P11?
3981P11 is a SPACER,RING.
What parts can replace 3981P11?
There are 2 known substitutes for 3981P11: 53774, 2203R1084. Substitute compatibility should be verified for your specific system.
What is the NSN for 3981P11?
3981P11 is cataloged in the U.S. Government catalog under NSN 5365-00-314-2897. 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.