The Bearing,sleeve, cataloged under National Stock Number 3120-00-661-6781, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3120-00-661-6781 |
| Primary Part Number | H3120-661-6781 |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | CANCELLED |
| Style Designator | SEGMENTED, PLAIN, NO OUTSIDE FLANGES |
| Body Outside Diameter | 5.5020 INCHES MINIMUM AND 5.5040 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 910 OR COPPER ALLOY 932 OR COPPER ALLOY 934 OR COPPER ALLOY 938 OR COPPER ALLOY 940 OR COPPER ALLOY 943 OVERALL |
| Surface Groove Location and Quantity | 4 INTERNAL |
| Hole Diameter | 0.2500 INCHES NOMINAL FIRST IN |
| Lubricant Accommodation Style | GROOVED OPEN ONE END |
| Antirotation/lubrication Type and Quantity | 2 HOLE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Inside Diameter | 4.8160 INCHES MINIMUM AND 4.8180 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| H3120-661-6781 PRIMARY | Naval Inventory Control Point Mechanicsburg (USA) |
| P211368 | Cooper Cameron Corp Ajax-Superior Div (USA) |
| W4 | United Engineering Co (USA) |
NSN 3120-00-661-6781 is a Bearing,sleeve, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 3120 (No Item Name Available). Status: cancelled.
NSN 3120-00-661-6781 has 3 cross-referenced part numbers: H3120-661-6781 (Naval Inventory Control Point Mechanicsburg), P211368 (Cooper Cameron Corp Ajax-Superior Div), W4 (United Engineering Co).
There are 7 known substitutes for 3120-00-661-6781: 5120-00-142-5143, 3426-00-243-3164, 3433-00-628-7684 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for H3120-661-6781: Style Designator: SEGMENTED, PLAIN, NO OUTSIDE FLANGES; Body Outside Diameter: 5.5020 INCHES MINIMUM AND 5.5040 INCHES MAXIMUM IN; Material: COPPER ALLOY 910 OR COPPER ALLOY 932 OR COPPER ALLOY 934 OR COPPER ALLOY 938 OR COPPER ALLOY 940 OR COPPER ALLOY 943 OVERALL; Surface Groove Location and Quantity: 4 INTERNAL. 10 total characteristics are documented in the Federal Logistics Information System.
NSN 3120-00-661-6781 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.