The Chamber,scattering, cataloged under National Stock Number 6665-01-148-4730, is classified within Federal Supply Class 6665 (Hazard-detecting Instruments and Apparatus) of the Instruments and Laboratory Equipment group. The manufacturer of record is Hamilton Associates Inc Div Air Techniques International (ati). Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6665-01-148-4730 |
| Primary Part Number | TDA 9C |
| Item Name | Chamber,scattering |
| FSC / FSG | 6665 / 66 — Hazard-detecting Instruments and Apparatus |
| Manufacturer | Hamilton Associates Inc Div Air Techniques International (ati) |
| Status | ACTIVE |
| General Characteristics Item Description | USED WITH PERCENT PENETRATION INDICATOR P/N 136-30-166 AS A SET OR AS REPLACEMENT PARTS WITHIN A SET; CONNECTS INTO FEMALE MICROPHONE CONNECTOR ON REAR OF PERCENT PENITRATION INDICATOR AND TELEPHONE JACK; ITEM AMPLIFIES AIR LEAKAGE WHEN MASKS ARE TESTED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| TDA 9C PRIMARY | Hamilton Associates Inc Div Air Techniques International (ati) (USA) |
| Reference | Meaning |
|---|---|
| 136-30-165 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 6665-01-148-4730 is a Chamber,scattering, manufactured by Hamilton Associates Inc Div Air Techniques International (ati), classified under FSC 6665, Hazard-detecting Instruments and Apparatus. Status: active.
NSN 6665-01-148-4730 has 1 manufacturer part number on file: TDA 9C (Hamilton Associates Inc Div Air Techniques International (ati)).
Key specifications for TDA 9C: General Characteristics Item Description: USED WITH PERCENT PENETRATION INDICATOR P/N 136-30-166 AS A SET OR AS REPLACEMENT PARTS WITHIN A SET; CONNECTS INTO FEMALE MICROPHONE CONNECTOR ON REAR OF PERCENT PENITRATION INDICATOR AND TELEPHONE JACK; ITEM AMPLIFIES AIR LEAKAGE WHEN MASKS ARE TESTED. 1 specification is 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 6665-01-148-4730 has DEMIL Code C. 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.