The Bearing Half,sleeve, cataloged under National Stock Number 3120-00-416-8645, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Sterling Engine Co Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3120-00-416-8645 |
| Primary Part Number | P91C2 |
| Item Name | Bearing Half,sleeve |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Sterling Engine Co Inc |
| Status | CANCELLED |
| Style Designator | HALF SLEEVE, EXTERNAL FLANGES BOTH ENDS |
| Left Flange Outside Diameter | 4.6250 INCHES MINIMUM AND 4.6300 INCHES MAXIMUM IN |
| Antirotation/lubrication Type and Quantity | 1 HOLE AND 1 SLOT |
| Body Outside Diameter | 4.0000 INCHES MINIMUM AND 4.0040 INCHES MAXIMUM IN |
| Slot Width | 0.1250 INCHES NOMINAL FIRST IN |
| Right Flange Outside Diameter | 4.6250 INCHES MINIMUM AND 4.6300 INCHES MAXIMUM IN |
| Hole Diameter | 0.3750 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM FIRST IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| NP13120PC3 | Cooper Cameron Corp Ajax-Superior Div (USA) |
| P91C2 PRIMARY | Sterling Engine Co Inc (USA) |
| 18D27 | Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc (USA) |
| P91 | Cooper Cameron Corp Ajax-Superior Div (USA) |
| NP1076-1PCP91C | Cooper Cameron Corp Ajax-Superior Div (USA) |
| NP7081PC1 | Cooper Cameron Corp Ajax-Superior Div (USA) |
| NP10081PC1 | Cooper Cameron Corp Ajax-Superior Div (USA) |
| NP7003PCP91C | Cooper Cameron Corp Ajax-Superior Div (USA) |
| NP10003PCP91C | Cooper Cameron Corp Ajax-Superior Div (USA) |
| NP1164PC1 | Cooper Cameron Corp Ajax-Superior Div (USA) |
| NP1076PCP91 | Cooper Cameron Corp Ajax-Superior Div (USA) |
| P91C | Cooper Cameron Corp Ajax-Superior Div (USA) |
| PC13110PC36 | Cooper Cameron Corp Ajax-Superior Div (USA) |
| NP1005PC5 | Cooper Cameron Corp Ajax-Superior Div (USA) |
| P91C2 | Cooper Cameron Corp Ajax-Superior Div (USA) |
NSN 3120-00-416-8645 is a Bearing Half,sleeve, manufactured by Sterling Engine Co Inc, classified under FSC 3120 (No Item Name Available). Status: cancelled.
NSN 3120-00-416-8645 has 15 cross-referenced part numbers: NP13120PC3 (Cooper Cameron Corp Ajax-Superior Div), P91C2 (Sterling Engine Co Inc), 18D27 (Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc), P91 (Cooper Cameron Corp Ajax-Superior Div), NP1076-1PCP91C (Cooper Cameron Corp Ajax-Superior Div) and 10 more.
There are 6 known substitutes for 3120-00-416-8645: 4140-00-045-8117, 6240-00-270-4281, 4130-00-714-3510 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for P91C2: Style Designator: HALF SLEEVE, EXTERNAL FLANGES BOTH ENDS; Left Flange Outside Diameter: 4.6250 INCHES MINIMUM AND 4.6300 INCHES MAXIMUM IN; Antirotation/lubrication Type and Quantity: 1 HOLE AND 1 SLOT; Body Outside Diameter: 4.0000 INCHES MINIMUM AND 4.0040 INCHES MAXIMUM IN. 8 total characteristics are documented in the Federal Logistics Information System.
NSN 3120-00-416-8645 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.