PartsTable
Technical Data Sheet
Download PDF

1-055 — BEARING,ROLLER,TAPERED

✓ Government record, cited
PanzerGlass · MRO · MRO_GENERAL
PRODUCT OVERVIEW

1-055: BEARING,ROLLER,TAPERED.

The BEARING,ROLLER,TAPERED is a PanzerGlass tape media or drive component used in enterprise backup, archival, and disaster recovery environments. Key specifications include special_features: ANESTHESIA BREATHING MASK WITH CHECK VALVE, CONTAINS NO DEHP OR PHTHALATES, MRI SAFE, UNSCENTED, ADULT SIZE 5., part_name_assigned_by_controlling_agency: MASK, ANESTHESIA, BREATHING. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-4440, 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
MRO→ MRO_GENERAL→ 1-055
NSN: 3110-00-100-4440
NIINs: 001004440, 002236652, 002502524, 002513118, 002633500, 003721200, 003834819, 004041427, 004071005, 004085529, 004205760, 004352410, 005140418, 005964493, 006197962, 006639984, 006641342, 007728024, 007817199, 007873804, 009822998, 010139507, 011438914, 011765803, 011804587, 012131516, 012921202, 012974479, 013107217, 013378335, 013567126, 013674185, 013686395, 013775374, 014120079, 014121496, 014470791, 014498908, 016855068
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 65177 — PATTERSON PUMP CO DIV PATTERSON PUMP COMPANY (USA)
SPECIFICATIONS
special_featuresANESTHESIA BREATHING MASK WITH CHECK VALVE, CONTAINS NO DEHP OR PHTHALATES, MRI SAFE, UNSCENTED, ADULT SIZE 5.
part_name_assigned_by_controlling_agencyMASK, ANESTHESIA, BREATHING
NSN3110-00-100-4440
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 1-055 · PanzerGlass ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CUP WIDTH: 2.1250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT BORE, NORMAL ANGLE
•
OVERALL OUTSIDE DIAMETER: 8.3750 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.2810 INCHES NOMINAL IN
•
CONE CORNER RADIUS: 0.3120 INCHES NOMINAL IN
•
STANDOUT WIDTH: 0.5000 INCHES NOMINAL IN
•
CONE WIDTH: 2.6250 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Long-term data archival and compliance retention
  • Offsite backup and disaster recovery
  • Air-gapped ransomware protection
  • Cold storage tier for infrequently accessed data
TECHNICAL CHARACTERISTICS
CUP WIDTH2.1250 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT BORE, NORMAL ANGLE
OVERALL WIDTH2.6250 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER8.3750 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.2810 INCHES NOMINAL IN
CONE CORNER RADIUS0.3120 INCHES NOMINAL IN
STANDOUT WIDTH0.5000 INCHES NOMINAL IN
CONE WIDTH2.6250 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER4.0000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 9
6300-4-225Reference document
Same NSN cross-reference
Reference document — Secondary reference
932-941Reference document
Same NSN cross-reference
Reference document — Secondary reference
6190-1-88Reference document
Same NSN cross-reference
Reference document — Secondary reference
5200-1PC25Reference document
Same NSN cross-reference
Reference document — Secondary reference
78197AReference document
Same NSN cross-reference
Reference document — Secondary reference
11200-1-25Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
Ready to buy 1-055?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 1-055?
1-055 is a BEARING,ROLLER,TAPERED manufactured by PanzerGlass. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1-055?
There are 9 known substitutes for 1-055: 6300-4-225, 932-941, 6190-1-88 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1-055?
1-055 is cataloged in the U.S. Government catalog under NSN 3110-00-100-4440. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 1-055

✓ 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.