The Roller, cataloged under National Stock Number 6645-01-134-8137, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is O.c.e.m. Acquisition Corp. Dba Multi Electric Mfg., Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 6645-01-134-8137 |
| Primary Part Number | D187 |
| Item Name | Roller |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | O.c.e.m. Acquisition Corp. Dba Multi Electric Mfg., Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL BLACK PLASTIC,DIM OVER ALL ID 0.193 IN,OD 0.379 IN,LG 0.462 IN IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 513-0187 | O.c.e.m. Acquisition Corp. Dba Multi Electric Mfg., Inc. (USA) |
| D187 PRIMARY | O.c.e.m. Acquisition Corp. Dba Multi Electric Mfg., Inc. (USA) |
| Reference | Meaning |
|---|---|
| 513-0187 | 5/9 Secondary reference U.S. Government activity |
| D187 | 5/9 Secondary reference U.S. Government activity |
NSN 6645-01-134-8137 is a Roller, manufactured by O.c.e.m. Acquisition Corp. Dba Multi Electric Mfg., Inc., classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-134-8137 has 2 manufacturer part numbers on file: 513-0187 (O.c.e.m. Acquisition Corp. Dba Multi Electric Mfg., Inc.), D187 (O.c.e.m. Acquisition Corp. Dba Multi Electric Mfg., Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-359-6788. Verify interchangeability with system specifications before substitution.
Key specifications for D187: General Characteristics Item Description: MATERIAL BLACK PLASTIC,DIM OVER ALL ID 0.193 IN,OD 0.379 IN,LG 0.462 IN IN. 1 specification is 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.