Mounting Hole Arrangement Style: SINGLE BOLT HOLE CIRCLE
Mounting Hole Diameter: 0.213 INCHES MINIMUM AND 0.223 INCHES MAXIMUM IN
Outside Diameter: 2.805 INCHES MINIMUM AND 2.810 INCHES MAXIMUM IN
Aperture Diameter: 1.630 INCHES MINIMUM AND 1.650 INCHES MAXIMUM IN
Mounting Bolt Circle Diameter: 2.370 INCHES NOMINAL IN
Identification
NSN: 3110-00-321-7337
NIIN: 003217337
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
General Description
The Plate,retaining,bearing, cataloged under National Stock Number 3110-00-321-7337, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3110-00-321-7337
Item Name
Plate,retaining,bearing
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Status
ACTIVE
Bolt Circle Hole Quantity
8
Mounting Hole Type
ROUND, UNTHREADED
Mounting Hole Arrangement Style
SINGLE BOLT HOLE CIRCLE
Mounting Hole Diameter
0.213 INCHES MINIMUM AND 0.223 INCHES MAXIMUM IN
Outside Diameter
2.805 INCHES MINIMUM AND 2.810 INCHES MAXIMUM IN
Aperture Diameter
1.630 INCHES MINIMUM AND 1.650 INCHES MAXIMUM IN
Mounting Bolt Circle Diameter
2.370 INCHES NOMINAL IN
Material
STEEL COMP E4340 OR STEEL COMP 4340 OVERALL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
366437-1
3/2Design control — primary reference
U.S. Government activity
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 3110-00-321-7337?
NSN 3110-00-321-7337 is a Plate,retaining,bearing, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What are the specifications of 3110-00-321-7337?
Key specifications for 3110-00-321-7337: Bolt Circle Hole Quantity: 8; Mounting Hole Type: ROUND, UNTHREADED; Mounting Hole Arrangement Style: SINGLE BOLT HOLE CIRCLE; Mounting Hole Diameter: 0.213 INCHES MINIMUM AND 0.223 INCHES MAXIMUM IN. 8 specifications are documented in the U.S. Government catalog.
Is NSN 3110-00-321-7337 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.