The Bearing,sleeve, cataloged under National Stock Number 3120-01-210-7973, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Diamond Power International, Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 3120-01-210-7973 |
| Primary Part Number | IR-106-D |
| Item Name | Bearing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Diamond Power International, Inc. |
| Status | ACTIVE |
| Material Document and Classification | QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material | COPPER ALLOY 954 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 |
|---|---|
| IR-106-D PRIMARY | Diamond Power International, Inc. (USA) |
| Reference | Meaning |
|---|---|
| N3-21570 PIECE 416 | 5/9 Secondary reference Diamond Power International, Inc. |
| 301180-0111 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 3120-01-210-7973 is a Bearing,sleeve, manufactured by Diamond Power International, Inc., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-210-7973 has 1 manufacturer part number on file: IR-106-D (Diamond Power International, Inc.).
Key specifications for IR-106-D: Material Document and Classification: QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: COPPER ALLOY 954 OVERALL. 2 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.