The Transmitter,rate of Flow, cataloged under National Stock Number 6620-01-643-6817, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6620-01-643-6817 |
| Primary Part Number | BH5753 |
| Item Name | Transmitter,rate of Flow |
| FSC / FSG | 6620 / 66 — Engine Instruments |
| Manufacturer | Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc |
| Status | ACTIVE |
| Current Type | DC |
| Mechanical Connection Quantity | 2 |
| Electrical Connection Quantity | 1 |
| Overall Diameter | 1.125 INCHES NOMINAL IN |
| Electrical Connection Identifying Number | MS24264R1B7PN |
| Criticality Code Justification | AGAV |
| Mechanical Connection Size | 0.750-16 UNJF-3B |
| Electrical Connection Controlling Agency | 96906 |
| Voltage Rating | 5.0 VOLTS NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| BH5753 PRIMARY | Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| BH5753 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6620-01-643-6817 is a Transmitter,rate of Flow, manufactured by Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc, classified under FSC 6620, Engine Instruments. Status: active.
NSN 6620-01-643-6817 has 1 manufacturer part number on file: BH5753 (Hoffer Flow Controls Inc Dba Hoffer Flow Controls Inc).
Key specifications for BH5753: Current Type: DC; Mechanical Connection Quantity: 2; Electrical Connection Quantity: 1; Overall Diameter: 1.125 INCHES NOMINAL IN. 9 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.
NSN 6620-01-643-6817 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.