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P122 — RECORDER-REPRODUCER SUBASSEMBLY,

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

P122: RECORDER-REPRODUCER SUBASSEMBLY,.

RECORDER-REPRODUCER SUBASSEMBLY,. Key specifications include material: NICKEL ALLOY 400 OR NICKEL ALLOY R-405 OVERALL, bore_shape: STRAIGHT, body_length: 0.970 INCHES MAXIMUM IN, design_type: NONREUSABLE, point_style: CUP, shank_shape: HEXAGON. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-156-1421, 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→ P122
NSN: 3110-00-156-1421
NIINs: 001561421, 001563576, 005413499, 008656637, 011132337, 011537592, 013618724, 014178760, 014322768, 015765958
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 80906 — BLAW-KNOX CONSTRUCTION EQUIPMENT CO DIV OF WHITE CONSOLIDATED INDUSTRIES INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY 400 OR NICKEL ALLOY R-405 OVERALL
bore_shapeSTRAIGHT
body_length0.970 INCHES MAXIMUM IN
design_typeNONREUSABLE
point_styleCUP
shank_shapeHEXAGON
temp_rating90.0 CELSIUS DEGC
body_diameter4.312 INCHES NOMINAL IN
bore_diameter35.0 MILLIMETERS NOMINAL MM
overall_width33.00 MILLIMETERS NOMINAL MM
seal_quantity2
conductor_formSTRANDED ALL CONDUCTORS
NSN3110-00-156-1421
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: P122 · OEM ⚠ 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
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: DOUBLE ROW, SPHERICAL ROLLERS, SELF-CONTAINED, OUTER AND INNER RACEWAYS CONCAVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 90.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
STANDARD TOLERANCE DESIGNATION: RBEC NO.1
•
BORE DIAMETER: 40.0 MILLIMETERS NOMINAL MM
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORDOUBLE ROW, SPHERICAL ROLLERS, SELF-CONTAINED, OUTER AND INNER RACEWAYS CONCAVE, NON-SEPARABLE
OVERALL WIDTH33.00 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER90.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
STANDARD TOLERANCE DESIGNATIONRBEC NO.1
BORE DIAMETER40.0 MILLIMETERS NOMINAL MM
MATERIALSTEEL OUTER RING
MATERIALSTEEL INNER RING
SUBSTITUTES & CROSS-REFERENCES 8
104Reference document
Same NSN cross-reference
Reference document — Secondary reference
22308Reference document
Same NSN cross-reference
Reference document — Secondary reference
5P1789Reference document
Same NSN cross-reference
Reference document — Secondary reference
40SD23F3Reference document
Same NSN cross-reference
Reference document — Secondary reference
72-6970-600Reference document
Same NSN cross-reference
Reference document — Secondary reference
40SD23Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is P122?
P122 is a RECORDER-REPRODUCER SUBASSEMBLY,. It is classified as a MRO (MRO_GENERAL).
What parts can replace P122?
There are 8 known substitutes for P122: 104, 22308, 5P1789 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P122?
P122 is cataloged in the U.S. Government catalog under NSN 3110-00-156-1421. 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.