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1004531 — TRANSFORMER,POWER AUTOTRANSFORME

✓ Government record, cited
3M · BALL BEARING
PRODUCT OVERVIEW

1004531: TRANSFORMER,POWER AUTOTRANSFORME.

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include material: ALUMINUM ALLOY OVERALL, body_width: 1.594 INCHES MAXIMUM IN, body_height: 1.750 INCHES MINIMUM AND 1.781 INCHES MAXIMUM IN, body_length: 1.969 INCHES MAXIMUM IN, corner_shape: SQUARE INSIDE LEFT CORNER, flange_width: 0.1780 INCHES MINIMUM AND 0.1980 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-080-9392, 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
1004531
NSN: 3120-00-080-9392
NIINs: 000809392, 007012320, 014734962
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 03670 — TYCO FIRE PRODUCTS LP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
body_width1.594 INCHES MAXIMUM IN
body_height1.750 INCHES MINIMUM AND 1.781 INCHES MAXIMUM IN
body_length1.969 INCHES MAXIMUM IN
corner_shapeSQUARE INSIDE LEFT CORNER
flange_width0.1780 INCHES MINIMUM AND 0.1980 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
overall_length1.1460 INCHES MINIMUM AND 1.1660 INCHES MAXIMUM IN
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating400.0 HERTZ MAXIMUM SINGLE COMPONENT
style_designatorSOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE AT BOTH ENDS
nominal_thread_size0.112 INCHES SINGLE GROUP IN
NSN3120-00-080-9392
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1004531 · 3M ⚠ 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
•
LEFT INTERNAL FLANGE WIDTH: 0.1150 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN
•
LEFT INTERNAL FLANGE HOLE DIAMETER: 1.6350 INCHES MINIMUM AND 1.6450 INCHES MAXIMUM IN
•
CORNER SHAPE: SQUARE INSIDE RIGHT CORNER
TECHNICAL CHARACTERISTICS
LEFT INTERNAL FLANGE WIDTH0.1150 INCHES MINIMUM AND 0.1350 INCHES MAXIMUM IN
LEFT INTERNAL FLANGE HOLE DIAMETER1.6350 INCHES MINIMUM AND 1.6450 INCHES MAXIMUM IN
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
FLANGE OUTSIDE DIAMETER3.3650 INCHES MINIMUM AND 3.3850 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER2.2440 INCHES MINIMUM AND 2.2480 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 2
3120PL1337368Reference document
Same NSN cross-reference
Reference document — Informative reference only
43JS4531Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1004531?
1004531 is a TRANSFORMER,POWER AUTOTRANSFORME manufactured by 3M.
What parts can replace 1004531?
There are 2 known substitutes for 1004531: 3120PL1337368, 43JS4531. Substitute compatibility should be verified for your specific system.
What is the NSN for 1004531?
1004531 is cataloged in the U.S. Government catalog under NSN 3120-00-080-9392. 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.