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HFR-2MPB — BEARING,PLAIN,ROD END

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

HFR-2MPB: BEARING,PLAIN,ROD END.

The BEARING,PLAIN,ROD END is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 ROD END BODY, shank_style: INTERNALLY THREADED W/BEAD AND WRENCH FLATS AND INSPECTION HOLE, thread_class: 3B, bore_diameter: 0.1895 INCHES MINIMUM AND 0.1915 INCHES MAXIMUM IN, overall_length: 1.3595 INCHES MINIMUM AND 1.3895 INCHES MAXIMUM IN, hardness_rating: 60.0 ROCKWELL C MINIMUM INNER MEMBER. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-034-2864, 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
HFR-2MPB
NSN: 3120-01-034-2864
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 73134 — ROLLER BEARING COMPANY OF AMERICA, INC. (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 ROD END BODY
shank_styleINTERNALLY THREADED W/BEAD AND WRENCH FLATS AND INSPECTION HOLE
thread_class3B
bore_diameter0.1895 INCHES MINIMUM AND 0.1915 INCHES MAXIMUM IN
overall_length1.3595 INCHES MINIMUM AND 1.3895 INCHES MAXIMUM IN
hardness_rating60.0 ROCKWELL C MINIMUM INNER MEMBER
thread_diameter0.190 INCHES NOMINAL IN
special_featuresMAGNAFLUXED
style_designatorBALL TYPE
thread_directionRIGHT-HAND
surface_treatmentCHROMIUM INNER MEMBER
inner_member_width0.3070 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN
NSN3120-01-034-2864
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: HFR-2MPB · 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
•
SHANK THREAD LENGTH: 0.5620 INCHES MINIMUM IN
•
BORE CENTER TO SHANK END DISTANCE: 1.0520 INCHES MINIMUM AND 1.0720 INCHES MAXIMUM IN
•
INNER MEMBER WIDTH: 0.3070 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN
•
HARDNESS RATING: 60.0 ROCKWELL C MINIMUM INNER MEMBER
•
OUTER MEMBER WIDTH: 0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: BALL TYPE
•
THREAD DIAMETER: 0.190 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHANK THREAD LENGTH0.5620 INCHES MINIMUM IN
BORE CENTER TO SHANK END DISTANCE1.0520 INCHES MINIMUM AND 1.0720 INCHES MAXIMUM IN
INNER MEMBER WIDTH0.3070 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN
HARDNESS RATING60.0 ROCKWELL C MINIMUM INNER MEMBER
OUTER MEMBER WIDTH0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM IN
STYLE DESIGNATORBALL TYPE
THREAD DIAMETER0.190 INCHES NOMINAL IN
OVERALL LENGTH1.3595 INCHES MINIMUM AND 1.3895 INCHES MAXIMUM IN
SHANK WIDTH ACROSS WRENCH FLATS0.3070 INCHES MINIMUM AND 0.3170 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
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 5
ATH3-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
HFR-3MPBSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ADH3-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
GB525AV3Reference document
Same NSN cross-reference
Reference document — Secondary reference
GB525AV3PBReference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is HFR-2MPB?
HFR-2MPB is a BEARING,PLAIN,ROD END.
What parts can replace HFR-2MPB?
There are 5 known substitutes for HFR-2MPB: ATH3-9, HFR-3MPB, ADH3-9 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HFR-2MPB?
HFR-2MPB is cataloged in the U.S. Government catalog under NSN 3120-01-034-2864. 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.