The Bushing,sleeve, cataloged under National Stock Number 3120-00-661-8756, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Allis-Chalmers Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-661-8756 |
| Primary Part Number | 52-102-803-00-001 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Allis-Chalmers Corp |
| Status | ACTIVE |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Style Designator | SOLID, EXTERNAL FLANGE ONE END |
| Body Outside Diameter | 2.3730 INCHES MINIMUM AND 2.3760 INCHES MAXIMUM IN |
| Corner Shape | CHAMFERED LEFT FLANGE OUTSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE LEFT CORNER |
| Body Inside Diameter | 2.0190 INCHES MINIMUM AND 2.0220 INCHES MAXIMUM IN |
| Flange Width | 0.3750 INCHES NOMINAL IN |
| Flange Outside Diameter | 2.7480 INCHES MINIMUM AND 2.7510 INCHES MAXIMUM IN |
| Corner Shape | CHAMFERED INSIDE LEFT CORNER |
| Material | COPPER ALLOY 670 OVERALL |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE LEFT FLANGE BODY CORNER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 52-102-803-00-001 | Allis-Chalmers Corp (USA) |
| MIL-B-5687 TY 1 GR 1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 3120-00-661-8756 is a Bushing,sleeve, manufactured by Allis-Chalmers Corp, classified under FSC 3120 (No Item Name Available). Status: active.
NSN 3120-00-661-8756 has 2 cross-referenced part numbers: 52-102-803-00-001 (Allis-Chalmers Corp), MIL-B-5687 TY 1 GR 1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There is 1 known substitute for 3120-00-661-8756: 3120-00-661-5115. Verify interchangeability with system specifications before substitution.
Key specifications for 52-102-803-00-001: Overall Length: 0.7500 INCHES NOMINAL IN; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Style Designator: SOLID, EXTERNAL FLANGE ONE END; Body Outside Diameter: 2.3730 INCHES MINIMUM AND 2.3760 INCHES MAXIMUM IN. 13 total characteristics are documented in the Federal Logistics Information System.