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325321-1 — FILTER,RADIO FREQUENCY INTERFERE

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

325321-1: FILTER,RADIO FREQUENCY INTERFERE.

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include material: STEEL OVERALL, body_width: 1.600 INCHES MAXIMUM IN, bore_shape: STRAIGHT, body_height: 1.800 INCHES MAXIMUM IN, body_length: 2.000 INCHES MAXIMUM IN, body_material: METAL. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-144-8637, 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
MRO→ MRO_GENERAL→ 325321-1
NSN: 3110-00-144-8637
NIINs: 001448637, 012311956
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_width1.600 INCHES MAXIMUM IN
bore_shapeSTRAIGHT
body_height1.800 INCHES MAXIMUM IN
body_length2.000 INCHES MAXIMUM IN
body_materialMETAL
bore_diameter30.0 MILLIMETERS NOMINAL MM
overall_width16.0 MILLIMETERS NOMINAL MM
inclosure_typeENCASED
load_directionRADIAL
overall_height3.128 INCHES MAXIMUM IN
overall_length2.500 INCHES MAXIMUM IN
NSN3110-00-144-8637
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 325321-1 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
LUBRICATION MATERIAL: GREASE
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
SHIELD QUANTITY: 2
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 62.0 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
TECHNICAL CHARACTERISTICS
LUBRICATION MATERIALGREASE
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
SHIELD QUANTITY2
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH16.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER62.0 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
LOAD DIRECTIONRADIAL
STANDARD TOLERANCE DESIGNATIONABEC NO.1
SUBSTITUTES & CROSS-REFERENCES 10
601352Reference document
Same NSN cross-reference
Reference document — Secondary reference
ST10016Reference document
Same NSN cross-reference
Reference document — Secondary reference
77506Reference document
Same NSN cross-reference
Reference document — Secondary reference
206YReference document
Same NSN cross-reference
Reference document — Secondary reference
M9300-37Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
K3002A6Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 325321-1?
325321-1 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 325321-1?
There are 10 known substitutes for 325321-1: 601352, ST10016, 77506 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 325321-1?
325321-1 is cataloged in the U.S. Government catalog under NSN 3110-00-144-8637. 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.