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4088450R1 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

4088450R1: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include special_features: SERVICE REPAIR PARTS FOR PART NUMBER 4088776. I.D.

0.7686-0.7487., end_item_identification: MODEL 220, FAN INLET CASE TT2 SENSING IMMERSION THERMOCOUPLE, part_name_assigned_by_controlling_agency: BUSHING,SLEEVE. This part is cataloged in the U.S. Government catalog under NSN 3120-01-577-5785, 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
4088450R1
NSN: 3120-01-577-5785
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
special_featuresSERVICE REPAIR PARTS FOR PART NUMBER 4088776. I.D. 0.7686-0.7487.
end_item_identificationMODEL 220, FAN INLET CASE TT2 SENSING IMMERSION THERMOCOUPLE
part_name_assigned_by_controlling_agencyBUSHING,SLEEVE
NSN3120-01-577-5785
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4088450R1 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSERVICE REPAIR PARTS FOR PART NUMBER 4088776. I.D. 0.7686-0.7487.
PART NAME ASSIGNED BY CONTROLLING AGENCYBUSHING,SLEEVE
END ITEM IDENTIFICATIONMODEL 220, FAN INLET CASE TT2 SENSING IMMERSION THERMOCOUPLE
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4088450R1?
4088450R1 is a BUSHING,SLEEVE.
What is the NSN for 4088450R1?
4088450R1 is cataloged in the U.S. Government catalog under NSN 3120-01-577-5785. 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.