The Load Cell,force-Weight, cataloged under National Stock Number 6670-01-644-4307, is classified within Federal Supply Class 6670 (Scales and Balances) of the Instruments and Laboratory Equipment group. The manufacturer of record is Interface Inc.. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Load Cell,force-Weight |
| FSC / FSG | 6670 — Scales and Balances (FSG 66) |
| Manufacturers | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003); Interface Inc. (CAGE 32311) |
| Parameter | Value |
|---|---|
| NSN | 6670-01-644-4307 |
| Primary Part Number | 1220AE-25K |
| Item Name | Load Cell,force-Weight |
| FSC / FSG | 6670 / 66 — Scales and Balances |
| Manufacturer | Interface Inc. |
| 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 |
|---|---|
| 3991AS317-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 1220AE-25K PRIMARY | Interface Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3991AS300 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 3991AS300 FIND NO. 5 | C/1 Advisory reference — outside the item-of-supply concept Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 6670-01-644-4307 is a Load Cell,force-Weight, manufactured by Interface Inc., classified under FSC 6670, Scales and Balances. Status: active.
NSN 6670-01-644-4307 has 2 manufacturer part numbers on file: 3991AS317-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 1220AE-25K (Interface Inc.).
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.