The Transmitter,rate of Flow, cataloged under National Stock Number 6620-00-005-8610, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6620-00-005-8610 |
| Primary Part Number | TR131AA1 |
| Item Name | Transmitter,rate of Flow |
| FSC / FSG | 6620 / 66 — Engine Instruments |
| Manufacturer | Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT ENGINE INSTRUMENTS |
| Mechanical Connection Quantity | 2 |
| Electrical Connection Quantity | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TR131AA1 | Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc (USA) |
| Reference | Meaning |
|---|---|
| 8TJ64GBZ2 | 3/2 Design control — primary reference U.S. Government activity |
| TRU31AA1 | 5/1 Secondary reference Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc |
NSN 6620-00-005-8610 is a Transmitter,rate of Flow, manufactured by Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc, classified under FSC 6620, Engine Instruments. Status: active.
NSN 6620-00-005-8610 has 1 manufacturer part number on file: TR131AA1 (Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc).
2 possible matches (shared part number, not a government interchangeability claim): 6620-00-967-9684, 6620-00-989-8692. Verify interchangeability with system specifications before substitution.
Key specifications for TR131AA1: FSC Application Data: AIRCRAFT ENGINE INSTRUMENTS; Mechanical Connection Quantity: 2; Electrical Connection Quantity: 1. 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.
NSN 6620-00-005-8610 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.