The Bearing Unit,ball, cataloged under National Stock Number 3130-00-630-4876, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is MB Mfg Inc. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-00-630-4876 |
| Primary Part Number | C-25-2-7/16-JW |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — No Item Name Available |
| Manufacturer | MB Mfg Inc |
| Status | ACTIVE |
| Base Thickness | 1.2500 INCHES NOMINAL IN |
| Rotating Element Locking Method | SETSCREW LOCKING COLLAR |
| Block Type | FIXED |
| Mounting Hole Type | SLOTTED |
| Alignment Type | SELF-ALIGNING |
| Load Capability Type | RADIAL AND THRUST |
| Rolling Element Groove Quantity | 1 |
| Mounting Slot Length | 1.2500 INCHES NOMINAL IN |
| Style Designator | PILLOW BLOCK, SOLID |
| Material | IRON CAST HOUSING |
| Material | PLASTIC POLYAMIDE NYLON SEAL |
| Housing Height | 5.4688 INCHES NOMINAL IN |
| Lubrication Material Document and Classification | MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE |
| Height From Bottom of Base to Bore Centerline | 2.7500 INCHES NOMINAL IN |
| Lubrication Material | GREASE |
| Shaft End Type | OPEN |
| Center to Center Distance Between Mounting Holes Along Width | 6.9062 INCHES MINIMUM AND 8.1562 INCHES MAXIMUM IN |
| Housing Width | 9.6250 INCHES NOMINAL IN |
| Bore Diameter | 2.4375 INCHES NOMINAL IN |
| Seal Location | BOTH ENDS |
| Mounting Slot Width | 0.6875 INCHES NOMINAL IN |
| Internal Fit-Up Designation | STANDARD |
| Features Provided | GROUND ROLLING ELEMENT GROOVE |
| Base Length | 2.3750 INCHES NOMINAL IN |
| Lubrication Fitting Angle From Horizontal Centerline | 45.0 DEGREES NOMINAL |
| Lubrication Fitting Type | HYDRAULIC |
| Material | STEEL BEARING |
| Collar Location | ONE END |
| Seal Type | LABYRINTH |
| Assembly Overall Length | 2.36750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 23410 | Northern Line Machine Div of Commencement Intl Corp (USA) |
| C-25-2-7/16-JW PRIMARY | MB Mfg Inc (USA) |
| C25-2 7-16MILG18709 | Mcgill Manufacturing Co, Inc (USA) |
| 12508PC32 | Northern Line Machine Div of Commencement Intl Corp (USA) |
NSN 3130-00-630-4876 is a Bearing Unit,ball, manufactured by MB Mfg Inc, classified under FSC 3130 (No Item Name Available). Status: active.
NSN 3130-00-630-4876 has 4 cross-referenced part numbers: 23410 (Northern Line Machine Div of Commencement Intl Corp), C-25-2-7/16-JW (MB Mfg Inc), C25-2 7-16MILG18709 (Mcgill Manufacturing Co, Inc), 12508PC32 (Northern Line Machine Div of Commencement Intl Corp).
There are 11 known substitutes for 3130-00-630-4876: 4730-00-268-8975, 2920-00-450-9496, 5950-00-645-9160 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for C-25-2-7/16-JW: Base Thickness: 1.2500 INCHES NOMINAL IN; Rotating Element Locking Method: SETSCREW LOCKING COLLAR; Block Type: FIXED; Mounting Hole Type: SLOTTED. 30 total characteristics are documented in the Federal Logistics Information System.