The Meter,time Totalizing, cataloged under National Stock Number 6645-01-554-9363, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is United Rentals Inc. Dba United Rentals Div United Rentals Southeast Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 6645-01-554-9363 |
| Primary Part Number | 542 16 62-21 |
| Item Name | Meter,time Totalizing |
| FSC / FSG | 6645 / 66 — Time Measuring Instruments |
| Manufacturer | United Rentals Inc. Dba United Rentals Div United Rentals Southeast Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 542 16 62-21 PRIMARY | United Rentals Inc. Dba United Rentals Div United Rentals Southeast Llc (USA) |
NSN 6645-01-554-9363 is a Meter,time Totalizing, manufactured by United Rentals Inc. Dba United Rentals Div United Rentals Southeast Llc, classified under FSC 6645, Time Measuring Instruments. Status: active.
NSN 6645-01-554-9363 has 1 manufacturer part number on file: 542 16 62-21 (United Rentals Inc. Dba United Rentals Div United Rentals Southeast Llc).
1 possible match (shared part number, not a government interchangeability claim): 6645-01-586-3434. Verify interchangeability with system specifications before substitution.
Key specifications for 542 16 62-21: Part Name Assigned by Controlling Agency: HOUR METER; End Item Identification: AIRFIELD DAMAGE REPAIR KIT,3895-01-539-0585. 0 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.