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SP-289 — FILTER,RADIO FREQUENCY INTERFERE

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

SP-289: FILTER,RADIO FREQUENCY INTERFERE.

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include material: OIL LUBRICATING LUBRICATION, body_width: 3.688 INCHES NOMINAL IN, body_height: 3.688 INCHES NOMINAL IN, body_length: 8.000 INCHES NOMINAL IN, corner_shape: SQUARE ALL CORNERS, body_material: METAL. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-350-5297, 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→ SP-289
NSN: 3120-00-350-5297
NIINs: 003505297, 009097762, 013892592
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 0AX87 — JPI TRANSPORTATION PRODUCTS INC (USA)
SPECIFICATIONS
materialOIL LUBRICATING LUBRICATION
body_width3.688 INCHES NOMINAL IN
body_height3.688 INCHES NOMINAL IN
body_length8.000 INCHES NOMINAL IN
corner_shapeSQUARE ALL CORNERS
body_materialMETAL
inclosure_typeHERMETICALLY SEALED
overall_length10.750 INCHES NOMINAL IN
style_designatorRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
nominal_thread_size0.250 INCHES IN
body_inside_diameter1.4980 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
operating_temp_range-55.0 TO 85.0 CELSIUS DEGC
NSN3120-00-350-5297
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: SP-289 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 1.6230 INCHES MINIMUM AND 1.6250 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 1.4980 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER1.6230 INCHES MINIMUM AND 1.6250 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH1.9062 INCHES NOMINAL IN
BODY INSIDE DIAMETER1.4980 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
MATERIALOIL LUBRICATING LUBRICATION
SUBSTITUTES & CROSS-REFERENCES 1
1225Y233Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SP-289?
SP-289 is a FILTER,RADIO FREQUENCY INTERFERE. It is classified as a MRO (MRO_GENERAL).
What parts can replace SP-289?
There is 1 known substitute for SP-289: 1225Y233. Substitute compatibility should be verified for your specific system.
What is the NSN for SP-289?
SP-289 is cataloged in the U.S. Government catalog under NSN 3120-00-350-5297. 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.