The Poppet Removal Tool, cataloged under National Stock Number 4220-01-450-9247, is classified within Federal Supply Class 4220 (Marine Lifesaving and Diving Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Circor Aerospace Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-01-450-9247 |
| Primary Part Number | SE-PRT-1 |
| Item Name | Poppet Removal Tool |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Manufacturer | Circor Aerospace Inc |
| Status | ACTIVE |
| Overall Diameter | 0.190 INCHES MAXIMUM IN |
| General Characteristics Item Description | 0.500 IN. EYE ON OTHER END 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 |
|---|---|
| SE-PRT-1 PRIMARY | Circor Aerospace Inc (USA) |
| Reference | Meaning |
|---|---|
| PRT-1 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Sei Products |
| SE-PRT-1 | 3/9 Design control — primary reference Circor Aerospace, Inc. Dba Sei Products |
NSN 4220-01-450-9247 is a Poppet Removal Tool, manufactured by Circor Aerospace Inc, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
NSN 4220-01-450-9247 has 1 manufacturer part number on file: SE-PRT-1 (Circor Aerospace Inc).
Key specifications for SE-PRT-1: Overall Diameter: 0.190 INCHES MAXIMUM IN; General Characteristics Item Description: 0.500 IN. EYE ON OTHER END IN; Overall Length: 2.500 INCHES NOMINAL IN. 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.