The Meter,flow Rate Indicating, cataloged under National Stock Number 6680-01-451-2181, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Applied Analytics Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6680-01-451-2181 |
| Primary Part Number | 10A4656SXAPAEAXX1-SPECIAL |
| Item Name | Meter,flow Rate Indicating |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Manufacturer | Applied Analytics Inc |
| Status | ACTIVE |
| Mounting Method | FLUSH PANEL |
| Scale Type | DIRECT CAPACITY READING |
| Unit Type | MOUNTED |
| 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 |
|---|---|
| 10A4656SXAPAEAXX1-SPECIAL PRIMARY | Applied Analytics Inc (USA) |
| Reference | Meaning |
|---|---|
| 891-A-8487 | 5/9 Secondary reference Aqua-Chem, Inc. |
| 211076069 | D/9 Drawing number reference only Naval Sea Systems Command |
| 10A4656SZAPCEDXX19D122 | 5/9 Secondary reference Fischer and Porter Co |
NSN 6680-01-451-2181 is a Meter,flow Rate Indicating, manufactured by Applied Analytics Inc, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
NSN 6680-01-451-2181 has 1 manufacturer part number on file: 10A4656SXAPAEAXX1-SPECIAL (Applied Analytics Inc).
Key specifications for 10A4656SXAPAEAXX1-SPECIAL: Mounting Method: FLUSH PANEL; Scale Type: DIRECT CAPACITY READING; Unit Type: MOUNTED; Special Features: HORIZONTAL FLANGED;2 IN. TUBE;1 1/2 IN.CONN. SIZE;ALARM NOT REQUIRED IN. 3 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.