The Bushing,sleeve, cataloged under National Stock Number 3120-01-237-3963, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is D & R Machine Co., Llc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 — Bearings, Plain, Unmounted (FSG 31) |
| Manufacturers | D & R Machine Co., Llc (CAGE 4T853); Delta Machine and Tool Company, Inc. (CAGE 9N156) |
| Parameter | Value |
|---|---|
| NSN | 3120-01-237-3963 |
| Primary Part Number | 107C1751-87 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | D & R Machine Co., Llc |
| Status | ACTIVE |
| Flange Outside Diameter | 0.8125 INCHES NOMINAL IN |
| Body Outside Diameter | 0.6874 INCHES MINIMUM AND 0.6884 INCHES MAXIMUM IN |
| Body Inside Diameter | 0.5650 INCHES MINIMUM AND 0.5655 INCHES MAXIMUM IN |
| Flange Width | 0.0570 INCHES MINIMUM AND 0.0620 INCHES MAXIMUM IN |
| Material | STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP XM-12 OVERALL |
| 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 |
|---|---|
| 107C1751-87 PRIMARY | D & R Machine Co., Llc (USA) |
| 107C1751-87 PRIMARY | Delta Machine and Tool Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 107C1751-87 | 5/9 Secondary reference Creative Precision, Inc. |
| 107C1751-87 | 7/2 Vendor item drawing reference The Boeing Company |
NSN 3120-01-237-3963 is a Bushing,sleeve, manufactured by D & R Machine Co., Llc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-237-3963 has 2 manufacturer part numbers on file: 107C1751-87 (D & R Machine Co., Llc), 107C1751-87 (Delta Machine and Tool Company, Inc.).
Key specifications for 107C1751-87: Flange Outside Diameter: 0.8125 INCHES NOMINAL IN; Body Outside Diameter: 0.6874 INCHES MINIMUM AND 0.6884 INCHES MAXIMUM IN; Overall Length: 0.5170 INCHES MINIMUM AND 0.5420 INCHES MAXIMUM IN; Body Inside Diameter: 0.5650 INCHES MINIMUM AND 0.5655 INCHES MAXIMUM IN. 5 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.