The Accumulator,coolant, cataloged under National Stock Number 1660-01-126-6897, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Senior Flexonics Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1660-01-126-6897 |
| Primary Part Number | 73843-1 |
| Item Name | Accumulator,coolant |
| FSC / FSG | 1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment |
| Manufacturer | Senior Flexonics Inc |
| Status | ACTIVE |
| General Characteristics Item Description | 16.0 IN. LG IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY SOURCE CONTROL NUMBER |
| 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 |
|---|---|
| 73843-1 | Senior Flexonics Inc (USA) |
| C31E9211-3 | Northrop Grumman Systems Corporation (USA) |
NSN 1660-01-126-6897 is a Accumulator,coolant, manufactured by Senior Flexonics Inc, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.
NSN 1660-01-126-6897 has 2 manufacturer part numbers on file: 73843-1 (Senior Flexonics Inc), C31E9211-3 (Northrop Grumman Systems Corporation).
Key specifications for 73843-1: General Characteristics Item Description: 16.0 IN. LG IN; End Item Identification: EF111A ACFT; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SOURCE CONTROL NUMBER. 2 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.