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328991-1 — 328991-1

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

328991-1: 328991-1.

The 328991-1 is a the manufacturer industrial component. Key specifications include material: ALUMINUM, construction: ONE-PIECE, outside_diameter: 0.265 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 0.191 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5365-00-706-2897, 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
328991-1
NSN: 5365-00-706-2897
FSC: 5365 — Bushings, Rings, Shims, and Spacers
CAGE: 37695 — RAYTHEON COMPANY (USA)
SPECIFICATIONS
materialALUMINUM
constructionONE-PIECE
outside_diameter0.265 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.191 INCHES NOMINAL IN
NSN5365-00-706-2897
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 328991-1 TITLE COMPONENT PN 328991-1 MFR 328991-1
KEY FEATURES
•
STYLE DESIGNATOR: CIRCULAR
•
OUTSIDE DIAMETER: 0.265 INCHES NOMINAL IN
•
APERTURE DIAMETER: 0.191 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM
•
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER0.265 INCHES NOMINAL IN
APERTURE DIAMETER0.191 INCHES NOMINAL IN
MATERIALALUMINUM
CONSTRUCTIONONE-PIECE
SUBSTITUTES & CROSS-REFERENCES 1
328991Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 328991-1?
328991-1 is a 328991-1.
What parts can replace 328991-1?
There is 1 known substitute for 328991-1: 328991. Substitute compatibility should be verified for your specific system.
What is the NSN for 328991-1?
328991-1 is cataloged in the U.S. Government catalog under NSN 5365-00-706-2897. 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.