The Bearing,roller,needle, cataloged under National Stock Number 3110-00-277-0141, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Timken Aerospace, Inc Dba Torrington Product. Government technical data includes 6 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-277-0141 |
| Primary Part Number | B-87-OH |
| Item Name | Bearing,roller,needle |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Timken Aerospace, Inc Dba Torrington Product |
| Status | ACTIVE |
| Style Designator | NON-SEPARABLE, OPEN END, DRAWN SHELL |
| Overall Outside Diameter | 0.6875 INCHES NOMINAL IN |
| Alignment Type | RIGID |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR INDUSTRIAL NEEDLE BEARINGS |
| Bore Diameter | 0.5000 INCHES NOMINAL IN |
| Material | STEEL 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 |
|---|---|
| 510-0048 | Cummins Power Generation Inc. (USA) |
| B-87-OH PRIMARY | Timken Aerospace, Inc Dba Torrington Product (USA) |
| Reference | Meaning |
|---|---|
| H54U-511 | C/1 Advisory reference — outside the item-of-supply concept Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division |
| 339064-2 | 5/9 Secondary reference Apollo Audio-Visual |
| 339038-1 | 5/9 Secondary reference Apollo Audio-Visual |
| H54U-511 | C/1 Advisory reference — outside the item-of-supply concept Ingersoll-Rand Co Professional Tools Group |
| 510P48 | 5/9 Secondary reference Cummins Power Generation Inc. |
NSN 3110-00-277-0141 is a Bearing,roller,needle, manufactured by Timken Aerospace, Inc Dba Torrington Product, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-277-0141 has 2 manufacturer part numbers on file: 510-0048 (Cummins Power Generation Inc.), B-87-OH (Timken Aerospace, Inc Dba Torrington Product).
1 possible match (shared part number, not a government interchangeability claim): 6685-01-673-2985. Verify interchangeability with system specifications before substitution.
Key specifications for B-87-OH: Style Designator: NON-SEPARABLE, OPEN END, DRAWN SHELL; Overall Width: 0.4375 INCHES NOMINAL IN; Overall Outside Diameter: 0.6875 INCHES NOMINAL IN; Alignment Type: RIGID. 6 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.