The Flange Service Plug, cataloged under National Stock Number 5340-01-500-6244, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Circor Aerospace Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-500-6244 |
| Primary Part Number | SE-MODEL SPF-2 |
| Item Name | Flange Service Plug |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Circor Aerospace Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SE-MODEL SPF-2 PRIMARY | Circor Aerospace Inc (USA) |
| Reference | Meaning |
|---|---|
| SE-MODEL SPF-2 | 3/9 Design control — primary reference Circor Aerospace, Inc. Dba Sei Products |
| MODEL SPF-2 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Sei Products |
NSN 5340-01-500-6244 is a Flange Service Plug, manufactured by Circor Aerospace Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-500-6244 has 1 manufacturer part number on file: SE-MODEL SPF-2 (Circor Aerospace Inc).
Key specifications for SE-MODEL SPF-2: Special Features: WGT. 1 OZ; TEMP RATE -40 F TO + 165 F; DELRIN PLASTIC, ETHYLENE PROPYLENE RUBBER, BRASS AND NICKEL PLATE; WRENCH HEX SIZE 1-1/2 IN OZ. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.