The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-494-3361, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-494-3361 |
| Primary Part Number | AP-3 |
| Item Name | Plate,retaining,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Roller Bearing Co of America, Inc Div Pic Design |
| Status | ACTIVE |
| Length | 1.750 INCHES NOMINAL IN |
| Distance Between Holes Along Length | 1.3750 INCHES NOMINAL IN |
| Mounting Hole Type | ROUND, THREADED |
| Mounting Hole Arrangement Style | HORIZONTAL CENTERLINE |
| Overall Thickness | 0.3120 INCHES NOMINAL IN |
| Style Designator | DIAMOND |
| Cross-Sectional Shape Style | FLAT W/APERTURE |
| Aperture Diameter | 0.6250 INCHES NOMINAL IN |
| Distance From Vertical Centerline to Center of Right Hole | 0.6875 INCHES NOMINAL IN |
| Width | 1.000 INCHES NOMINAL IN |
| Material | ALUMINUM OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3110-01-494-3361 is a Plate,retaining,bearing, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-494-3361 has 2 manufacturer part numbers on file: AP-3 (Roller Bearing Co of America, Inc Div Pic Design), 1813880 (Northrop Grumman Systems Corporation).
2 possible matches (shared part number, not a government interchangeability claim): 4320-01-572-0936, 3444-01-596-5189. Verify interchangeability with system specifications before substitution.
Key specifications for AP-3: Length: 1.750 INCHES NOMINAL IN; Distance Between Holes Along Length: 1.3750 INCHES NOMINAL IN; Mounting Hole Type: ROUND, THREADED; Mounting Hole Arrangement Style: HORIZONTAL CENTERLINE. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.