The Connector,rupturable Disc, cataloged under National Stock Number 4730-01-009-0689, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-009-0689 |
| Primary Part Number | 2605993 |
| Item Name | Connector,rupturable Disc |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF INLET BASE 1,HOLD DOWN RING 1,OUTLET BASE 1,BURST DISC 1,INLET BASE,STEEL,QQ-S-763,CLASS 303,HOLD DOWN RING AND OUTLET BASE,STEEL,QQ-S-631,FS1010-1020,INLET 1/2-14NPTF,OUTLET 1/4-18NPTF,2.938 IN. O/A LG IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2605993 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 1/2 100SB-15 PRIMARY | Fike Corporation (USA) |
| Reference | Meaning |
|---|---|
| 1/2 100SB | 5/9 Secondary reference Fike Corporation |
NSN 4730-01-009-0689 is a Connector,rupturable Disc, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-009-0689 has 2 manufacturer part numbers on file: 2605993 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 1/2 100SB-15 (Fike Corporation).
Key specifications for 2605993: General Characteristics Item Description: CONSISTS OF INLET BASE 1,HOLD DOWN RING 1,OUTLET BASE 1,BURST DISC 1,INLET BASE,STEEL,QQ-S-763,CLASS 303,HOLD DOWN RING AND OUTLET BASE,STEEL,QQ-S-631,FS1010-1020,INLET 1/2-14NPTF,OUTLET 1/4-18NPTF,2.938 IN. O/A LG 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.
NSN 4730-01-009-0689 has DEMIL Code B. 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.