The Strainer,sediment, cataloged under National Stock Number 4730-01-435-1670, 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 Haywardindl. Products, Inc.. Government technical data includes 17 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-435-1670 |
| Primary Part Number | SY085015ES30A-1 1/2 |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Haywardindl. Products, Inc. |
| Status | ACTIVE |
| Filtering Media Design | PERFORATED SINGLE FILTERING MEDIA RESPONSE |
| Distance From Bottom of Body to Center of Inlet | 7.500 INCHES NOMINAL IN |
| First Intake Nominal Thread Size | 1.500 INCHES IN |
| First Intake Thread Series Designator | NPT |
| Temp Rating | 100.0 FAHRENHEIT NOMINAL DEGF |
| First Intake Thread Direction | RIGHT-HAND |
| First Intake Connection Type | THREADED INTERNAL PIPE TOP SIDE |
| Perforation Quantity | 51.0 PER SQUARE INCH |
| Style Designator | Y STRAINER W/BLOW-OFF PLUG |
| Operating Pressure | 1480.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Body Length | 5.630 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | ANY ACCEPTABLE |
| Material | STEEL BODY |
| Perforation Diameter | 0.094 INCHES NOMINAL IN |
| Mounting Type | INLET CONNECTION LINE |
| Second Intake Connection Relationship to First Intake Connection | IDENTICAL |
| 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 |
|---|---|
| SY085015ES30A-1 1/2 PRIMARY | Haywardindl. Products, Inc. (USA) |
| Reference | Meaning |
|---|---|
| SD085171 | D/9 Drawing number reference only Haywardindl. Products, Inc. |
| SY085015ES30A | C/1 Advisory reference — outside the item-of-supply concept Haywardindl. Products, Inc. |
NSN 4730-01-435-1670 is a Strainer,sediment, manufactured by Haywardindl. Products, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-435-1670 has 1 manufacturer part number on file: SY085015ES30A-1 1/2 (Haywardindl. Products, Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 4730-01-435-4653, 4730-01-435-4659, 4730-01-497-7382. Verify interchangeability with system specifications before substitution.
Key specifications for SY085015ES30A-1 1/2: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Distance From Bottom of Body to Center of Inlet: 7.500 INCHES NOMINAL IN; First Intake Nominal Thread Size: 1.500 INCHES IN; First Intake Thread Series Designator: NPT. 17 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.