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PartsTable / COMPONENT / 3770-40125 ITEM 8
3770-40125 ITEM 8 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

COMPRESSOR,AIRCRAFT GAS TURBINE. Key specifications include material: COPPER ALLOY 932 OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-451-0761, 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
3770-40125 ITEM 8
NSN: 3120-01-451-0761
FSC: 3120
CAGE: 07270 — MOOG INC. DBA AMPAC-ISP CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY 932 OVERALL
NSN3120-01-451-0761
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 3770-40125 ITEM 8 · 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
•
MATERIAL: COPPER ALLOY 932 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY 932 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
3237066Interchangeable
interchangeable cross-reference
interchangeable
B2016Interchangeable
interchangeable cross-reference
interchangeable
604435Interchangeable
interchangeable cross-reference
interchangeable
4330PL0653523Interchangeable
interchangeable cross-reference
interchangeable
37253Interchangeable
interchangeable cross-reference
interchangeable
99137253Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3770-40125 ITEM 8?
3770-40125 ITEM 8 is a COMPRESSOR,AIRCRAFT GAS TURBINE.
What parts can replace 3770-40125 ITEM 8?
There are 6 known substitutes for 3770-40125 ITEM 8: 3237066, B2016, 604435 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3770-40125 ITEM 8?
3770-40125 ITEM 8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-451-0761. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026