The Trap,drop-Out, cataloged under National Stock Number 4730-01-107-5655, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Teledyne Instruments, Inc. Dba Teledyne Hastings Instruments Div Teledyne Hastings Instruments. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-107-5655 |
| Primary Part Number | 65-72B |
| Item Name | Trap,drop-Out |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Teledyne Instruments, Inc. Dba Teledyne Hastings Instruments Div Teledyne Hastings Instruments |
| Status | ACTIVE |
| General Characteristics Item Description | BRASS; NICKEL PLATED; 0.125 IN. NPT INTERNAL OUTLET THD TOP END; 0.125 IN. NPT EXTERNAL INLET THD BOTTOM END; USED TO PROTECT GAGE TUBE FROM FLYING PARTICLES AND EVAPORATED METALS IN |
| 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 |
|---|---|
| 65-72B PRIMARY | Teledyne Instruments, Inc. Dba Teledyne Hastings Instruments Div Teledyne Hastings Instruments (USA) |
| Reference | Meaning |
|---|---|
| D0-1 | 3/9 Design control — primary reference Teledyne Instruments, Inc. Dba Teledyne Hastings Instruments Div Teledyne Hastings Instruments |
NSN 4730-01-107-5655 is a Trap,drop-Out, manufactured by Teledyne Instruments, Inc. Dba Teledyne Hastings Instruments Div Teledyne Hastings Instruments, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-107-5655 has 1 manufacturer part number on file: 65-72B (Teledyne Instruments, Inc. Dba Teledyne Hastings Instruments Div Teledyne Hastings Instruments).
Key specifications for 65-72B: General Characteristics Item Description: BRASS; NICKEL PLATED; 0.125 IN. NPT INTERNAL OUTLET THD TOP END; 0.125 IN. NPT EXTERNAL INLET THD BOTTOM END; USED TO PROTECT GAGE TUBE FROM FLYING PARTICLES AND EVAPORATED METALS IN. 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.
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.