The Strainer,sediment, cataloged under National Stock Number 4730-01-216-3185, 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 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-216-3185 |
| Primary Part Number | NS-4099 ASSY CL-1/2IN |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Filtering Media Design | MESH SINGLE FILTERING MEDIA RESPONSE |
| Distance From Bottom of Body to Center of Inlet | 3.938 INCHES NOMINAL IN |
| Mesh Size | 30.0 |
| First Intake Connection Type | INTERNAL SOLDER LINE |
| Style Designator | Y STRAINER W/BOLTED COVER |
| Material Document and Classification | MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE FILTERING MEDIUM |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Body Length | 4.000 INCHES NOMINAL IN |
| First Intake Nominal Inside Diameter | 0.500 INCHES IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON AND GAS AND WATER |
| Material | COPPER ALLOY BODY |
| Material | NICKEL ALLOY FILTERING MEDIUM |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION LINE |
| Wire Diameter | 0.012 INCHES NOMINAL 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 |
|---|---|
| NS-4099 ASSY CL-1/2IN PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| 90109000 | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| NS-4099 | D/9 Drawing number reference only National Oilwell |
| NS-4099 ASSY CL-1/2IN | 5/9 Secondary reference National Oilwell |
NSN 4730-01-216-3185 is a Strainer,sediment, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-216-3185 has 2 manufacturer part numbers on file: NS-4099 ASSY CL-1/2IN (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 90109000 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-218-0225. Verify interchangeability with system specifications before substitution.
Key specifications for NS-4099 ASSY CL-1/2IN: Filtering Media Design: MESH SINGLE FILTERING MEDIA RESPONSE; Distance From Bottom of Body to Center of Inlet: 3.938 INCHES NOMINAL IN; Mesh Size: 30.0; First Intake Connection Type: INTERNAL SOLDER LINE. 16 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.