The Bearing Unit,ball, cataloged under National Stock Number 3130-00-277-0735, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Universal Engineering Corp.. Government technical data includes 19 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.
| Parameter | Value |
|---|---|
| NSN | 3130-00-277-0735 |
| Primary Part Number | B711A16 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Universal Engineering Corp. |
| Status | ACTIVE |
| Seal Type | LABYRINTH |
| Lubrication Fitting Type | PIPE PLUG |
| Assembly Overall Length | 2.4688 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Mounting Hole Type | ROUND, UNTHREADED |
| Rotating Element Locking Method | SETSCREW LOCKING COLLAR |
| Seal Location | BOTH ENDS |
| Block Type | FIXED |
| Mounting Hole Diameter | 0.5625 INCHES NOMINAL IN |
| Collar Location | ONE END |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Alignment Type | SELF-ALIGNING |
| Rolling Element Groove Quantity | 1 |
| Shaft End Type | OPEN |
| Bore Diameter | 1.9375 INCHES NOMINAL IN |
| Material | IRON CAST HOUSING |
| Material | STEEL SEAL |
| Lubrication Fitting Angle From Horizontal Centerline | 90.0 DEGREES NOMINAL |
| Load Capability Type | RADIAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| B711A16 PRIMARY | Universal Engineering Corp. (USA) |
NSN 3130-00-277-0735 is a Bearing Unit,ball, manufactured by Universal Engineering Corp., classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-00-277-0735 has 1 manufacturer part number on file: B711A16 (Universal Engineering Corp.).
Key specifications for B711A16: Seal Type: LABYRINTH; Lubrication Fitting Type: PIPE PLUG; Assembly Overall Length: 2.4688 INCHES NOMINAL IN; Internal Fit-Up Designation: STANDARD. 19 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.