The Restrictor,fixed, cataloged under National Stock Number 4810-01-651-9772, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-651-9772 |
| Primary Part Number | 2740-3106-HML-43L1 |
| Item Name | Restrictor,fixed |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 2740-3106-HML-43L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 513-8209259-HML-43 | 3/1 Design control — primary reference Naval Sea Systems Command |
| 513-8209259-HML-43L1 | 3/1 Design control — primary reference Naval Inventory Control Point Mechanicsburg |
| 2740-3106-HML-43 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4810-01-651-9772 is a Restrictor,fixed, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-651-9772 has 1 manufacturer part number on file: 2740-3106-HML-43L1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 2740-3106-HML-43L1: Criticality Code Justification: FEAT; Special Features: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS FOR LEVEL 1 ITEMS. 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.