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211F957 — PLATE,RETAINING,BEARING

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

211F957: PLATE,RETAINING,BEARING.

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include width: 1.900 INCHES NOMINAL IN, length: 4.140 INCHES NOMINAL IN, material: STEEL OVERALL, corner_radius: 0.280 INCHES NOMINAL IN, hardness_rating: 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM, minor_thickness: 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-01-131-7408, 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
211F957
NSN: 3110-01-131-7408
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 05606 — GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS (USA)
SPECIFICATIONS
width1.900 INCHES NOMINAL IN
length4.140 INCHES NOMINAL IN
materialSTEEL OVERALL
corner_radius0.280 INCHES NOMINAL IN
hardness_rating33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
minor_thickness0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
style_designatorDIAMOND
aperture_diameter1.560 INCHES MINIMUM AND 1.580 INCHES MAXIMUM IN
counterbore_depth0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
overall_thickness0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
surface_treatmentPHOSPHATE OVERALL
mounting_hole_typeROUND, UNTHREADED
NSN3110-01-131-7408
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 211F957 · 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
•
CORNER RADIUS: 0.280 INCHES NOMINAL IN
•
LENGTH: 4.140 INCHES NOMINAL IN
•
MINOR THICKNESS: 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
COUNTERBORE DIAMETER: 1.6535 INCHES MINIMUM AND 1.6541 INCHES MAXIMUM IN
•
COUNTERBORE DEPTH: 0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
•
OVERALL THICKNESS: 0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
•
HARDNESS RATING: 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
TECHNICAL CHARACTERISTICS
CORNER RADIUS0.280 INCHES NOMINAL IN
LENGTH4.140 INCHES NOMINAL IN
MINOR THICKNESS0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
MOUNTING HOLE TYPEROUND, UNTHREADED
COUNTERBORE DIAMETER1.6535 INCHES MINIMUM AND 1.6541 INCHES MAXIMUM IN
COUNTERBORE DEPTH0.085 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
OVERALL THICKNESS0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
HARDNESS RATING33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORDIAMOND
MOUNTING HOLE DIAMETER0.285 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937 3110-00-001-1938 3110-00-001-4661 3110-00-001-4662 3110-00-001-4689 3110-00-001-4722
SUBSTITUTES & CROSS-REFERENCES 1
211F957-1Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 211F957?
211F957 is a PLATE,RETAINING,BEARING.
What parts can replace 211F957?
There is 1 known substitute for 211F957: 211F957-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 211F957?
211F957 is cataloged in the U.S. Government catalog under NSN 3110-01-131-7408. This indicates validated use in U.S. government and defense supply chains.
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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.