The Test Program Set, cataloged under National Stock Number 4920-01-666-7514, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Howell Instruments, Inc. Dba Howell Instruments Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-666-7514 |
| Primary Part Number | H641 |
| Item Name | Test Program Set |
| FSC / FSG | 4920 / 49 — No Item Name Available |
| Manufacturer | Howell Instruments, Inc. Dba Howell Instruments Inc |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| H641 PRIMARY | Howell Instruments, Inc. Dba Howell Instruments Inc (USA) |
NSN 4920-01-666-7514 is a Test Program Set, manufactured by Howell Instruments, Inc. Dba Howell Instruments Inc, classified under FSC 4920 (No Item Name Available). Status: active.
NSN 4920-01-666-7514 has 1 cross-referenced part number: H641 (Howell Instruments, Inc. Dba Howell Instruments Inc).
There is 1 known substitute for 4920-01-666-7514: 4320-01-271-6982. Verify interchangeability with system specifications before substitution.
Key specifications for H641: Criticality Code Justification: AGAV; End Item Identification: TEST SET,VGV,AIRCRA. 2 total characteristics are documented in the Federal Logistics Information System.