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NSN 3110-00-511-7971Government record, cited

Bearing, Ball, Annular3110-00-511-7971

NSN 3110-00-511-7971 · NIIN 005117971 · Part number 8518450
Us Army Aviation and Missile Command · FSC 3110 — Bearings, Antifriction, Unmounted · FSG 31 — Bearings · CAGE 18876
Government record, cited
NSN 3110-00-511-7971 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-511-7971. Manufacturer of record part number: 8518450.
Also searched as  3110-00-511-7971 · 3110005117971 · NIIN 005117971 · 00-511-7971 · FSC 3110 Bearings, Antifriction, Unmounted · CAGE 18876 · 8518450
Nearby stock numbers  ·
Features
  • Bearing,ball,annular — FSC 3110
  • Retainer Fabrication Method: PRESSED
  • Lubrication Material: GREASE
  • Surface Finish: GROUND
  • Shield Quantity: 2
  • Style Designator: NON-LOADING GROOVE, NON-SEPARABLE
  • Overall Outside Diameter: 32.00 MILLIMETERS NOMINAL MM
  • Bore Shape: STRAIGHT
Identification
  • NSN: 3110-00-511-7971
  • NIIN: 005117971
  • FSC: 3110 — Bearings, Antifriction, Unmounted
  • FSG: 31 — Bearings
  • Primary part number: 8518450
  • Manufacturer: Us Army Aviation and Missile Command
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-511-7971, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-511-7971
Primary Part Number8518450
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — Bearings, Antifriction, Unmounted
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Retainer Fabrication MethodPRESSED
Lubrication MaterialGREASE
Surface FinishGROUND
Shield Quantity2
Style DesignatorNON-LOADING GROOVE, NON-SEPARABLE
Overall Outside Diameter32.00 MILLIMETERS NOMINAL MM
Bore ShapeSTRAIGHT
Contact Angle25.0 DEGREES MINIMUM
Load DirectionANGULAR
Internal Fit-Up Contact Angular DirectionOUTWARD CONVERGENT
Standard Tolerance DesignationABEC NO.3
Bore Diameter12.00 MILLIMETERS NOMINAL MM
MaterialSTEEL OVERALL
Lubrication Material Document and ClassificationMIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
8518450 PRIMARY Us Army Aviation and Missile Command (USA)
No interchangeability data on file.
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
BEARING,ROLLER,NEEDLE
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1938
BEARING,BALL,AIRFRAME
3110-00-001-4661
CONE AND ROLLERS,TAPERED ROLLER
3110-00-001-4662
CUP,TAPERED ROLLER BEARING
3110-00-001-4689
BEARING,BALL,ANNULAR
3110-00-001-4722
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-00-511-7971?

NSN 3110-00-511-7971 is a Bearing,ball,annular, manufactured by Us Army Aviation and Missile Command, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.

What part numbers are listed for NSN 3110-00-511-7971?

NSN 3110-00-511-7971 has 1 manufacturer part number on file: 8518450 (Us Army Aviation and Missile Command).

What are the specifications of 8518450?

Key specifications for 8518450: Retainer Fabrication Method: PRESSED; Lubrication Material: GREASE; Surface Finish: GROUND; Shield Quantity: 2. 14 specifications are documented in the U.S. Government catalog.

Is NSN 3110-00-511-7971 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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