The Flange,blind, cataloged under National Stock Number 4730-01-141-1788, 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 Inventory Control Point Mechanicsburg. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-141-1788 |
| Primary Part Number | A-1941 PIECE 120 Q3 |
| Item Name | Flange,blind |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| General Characteristics Item Description | NICKEL-COPPER ALLOY AND NICKEL-COPPER-SILICON ALLOY,QQ-N-288 COMP F |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | ITEMS THAT SUPPORT A LEVEL 1 OR SUBSAFE CRITICAL SYSTEM THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| A-1941 PIECE 120 Q3 | Naval Inventory Control Point Mechanicsburg (USA) |
| 070B0067D072AQ3 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 070B0067D072A | 5/1 Secondary reference Circor Naval Solutions Llc Dba Warren Pumps |
| A-1941 PIECE 120 | 3/1 Design control — primary reference Circor Naval Solutions Llc Dba Warren Pumps |
NSN 4730-01-141-1788 is a Flange,blind, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-141-1788 has 2 manufacturer part numbers on file: A-1941 PIECE 120 Q3 (Naval Inventory Control Point Mechanicsburg), 070B0067D072AQ3 (Naval Inventory Control Point Mechanicsburg).
Key specifications for A-1941 PIECE 120 Q3: General Characteristics Item Description: NICKEL-COPPER ALLOY AND NICKEL-COPPER-SILICON ALLOY,QQ-N-288 COMP F; Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: ITEMS THAT SUPPORT A LEVEL 1 OR SUBSAFE CRITICAL SYSTEM THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS. 3 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.
NSN 4730-01-141-1788 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.