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99-1445874 — BUSHING SPECIAL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

99-1445874: BUSHING SPECIAL.

The BUSHING SPECIAL is a the manufacturer industrial component. Key specifications include body_width: 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN, drive_size: 2.50, body_height: 0.125 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN, body_length: 0.977 INCHES MINIMUM AND 1.027 INCHES MAXIMUM IN, design_type: HARD DISK, unit_design: DESK TOP. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-452-5893, 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
99-1445874
NSN: 3120-00-452-5893
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 99995 — NATO STOCK NUMBER ASSIGNED BY ANOTHER NATION
SPECIFICATIONS
body_width0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM IN
drive_size2.50
body_height0.125 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
body_length0.977 INCHES MINIMUM AND 1.027 INCHES MAXIMUM IN
design_typeHARD DISK
unit_designDESK TOP
drive_quantity1
features_providedHYBRID AND NEGATIVE OUTPUTS AND POSITIVE OUTPUTS AND BIPOLAR
inclosure_materialPLASTIC
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
data_storage_capacity1024.0 GIGABYTES
NSN3120-00-452-5893
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 99-1445874 · 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
SUBSTITUTES & CROSS-REFERENCES 2
DH34707Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
34707Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 99-1445874?
99-1445874 is a BUSHING SPECIAL.
What parts can replace 99-1445874?
There are 2 known substitutes for 99-1445874: DH34707, 34707. Substitute compatibility should be verified for your specific system.
What is the NSN for 99-1445874?
99-1445874 is cataloged in the U.S. Government catalog under NSN 3120-00-452-5893. 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.