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65672 — SHAFT,SHOULDERED

✓ Government record, cited
Hama · BALL BEARING
PRODUCT OVERVIEW

65672: SHAFT,SHOULDERED.

- Ideal for labelling and decorating magnetic glass boards and all smooth surfaces - Very good covering quality - Bullet tip ensures smooth and accurate penmanship, ideal for filigree writing and decoration - Is easily removed with a dry cloth - Markers on water basis This part is cataloged in the U.S. Government catalog under NSN 3120-00-139-7590, 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
65672
NSN: 3120-00-139-7590
NIINs: 001397590, 002203175
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 56043 — HYDRO-TEST PRODUCTS, INC. DBA HYDRO-TEST PRODUCTS INC (USA)
SPECIFICATIONS
materialSTEEL
end_similarityNOT IDENTICAL
overall_length13.250 INCHES NOMINAL IN
first_end_styleINTERNAL THREADED
second_end_styleTWO FLATS
first_end_diameter0.2450 INCHES NOMINAL IN
largest_step_diameter0.326 INCHES NOMINAL IN
first_end_internal_thread_length0.4830 INCHES NOMINAL IN
NSN3120-00-139-7590
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 65672 · Hama ⚠ 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
•
LOCKING LUG HEIGHT: 0.0310 INCHES MINIMUM AND 0.0410 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 1.2300 INCHES NOMINAL IN
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HARDNESS RATING: 55.0 ROCKWELL B MINIMUM AND 65.0 ROCKWELL B MAXIMUM OUTER LAYER
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STYLE DESIGNATOR: HALF SLEEVE, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 1.1253 INCHES MINIMUM AND 1.1267 INCHES MAXIMUM IN
•
LOCKING LUG WIDTH: 0.1550 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
LOCKING LUG HEIGHT0.0310 INCHES MINIMUM AND 0.0410 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER1.2300 INCHES NOMINAL IN
HARDNESS RATING55.0 ROCKWELL B MINIMUM AND 65.0 ROCKWELL B MAXIMUM OUTER LAYER
STYLE DESIGNATORHALF SLEEVE, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH1.0250 INCHES MINIMUM AND 1.0350 INCHES MAXIMUM IN
BODY INSIDE DIAMETER1.1253 INCHES MINIMUM AND 1.1267 INCHES MAXIMUM IN
LOCKING LUG WIDTH0.1550 INCHES NOMINAL IN
DISTANCE FROM LUG END TO END OF BEARING0.2250 INCHES MINIMUM AND 0.2325 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1010 OUTER LAYER
SUBSTITUTES & CROSS-REFERENCES 1
BRG31Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 65672?
65672 is a SHAFT,SHOULDERED manufactured by Hama.
What parts can replace 65672?
There is 1 known substitute for 65672: BRG31. Substitute compatibility should be verified for your specific system.
What is the NSN for 65672?
65672 is cataloged in the U.S. Government catalog under NSN 3120-00-139-7590. 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.