The Strainer,sediment, cataloged under National Stock Number 4730-01-429-9664, 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 Watts Regulator Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-429-9664 |
| Primary Part Number | 0823039 |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Watts Regulator Company |
| Status | ACTIVE |
| Filtering Media Design | PERFORATED SINGLE FILTERING MEDIA RESPONSE |
| Distance From Bottom of Body to Center of Inlet | 6.000 INCHES NOMINAL IN |
| Temp Rating | 150.0 FAHRENHEIT MINIMUM AND 450.0 FAHRENHEIT MAXIMUM DEGF |
| First Intake Connection Type | PLAIN FACE FLANGE LINE |
| Perforation Quantity | 144.0 PER SQUARE INCH |
| Style Designator | Y STRAINER W/BLOW-OFF PLUG |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| First Intake Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Body Length | 9.562 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | WATER |
| Material | IRON BODY |
| Material | STEEL CORROSION RESISTING FILTERING MEDIUM |
| Perforation Diameter | 0.057 INCHES NOMINAL IN |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION LINE |
| First Intake Flange Face Style | PLAIN |
| 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 |
|---|---|
| 0823039 PRIMARY | Watts Regulator Company (USA) |
| 77F-D-250 2IN 1/16PERF | Watts Regulator Company (USA) |
| Reference | Meaning |
|---|---|
| 821010 | 5/9 Secondary reference Watts Regulator Company |
NSN 4730-01-429-9664 is a Strainer,sediment, manufactured by Watts Regulator Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-429-9664 has 2 manufacturer part numbers on file: 0823039 (Watts Regulator Company), 77F-D-250 2IN 1/16PERF (Watts Regulator Company).
1 possible match (shared part number, not a government interchangeability claim): 2590-01-619-4156. Verify interchangeability with system specifications before substitution.
Key specifications for 0823039: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Distance From Bottom of Body to Center of Inlet: 6.000 INCHES NOMINAL IN; Temp Rating: 150.0 FAHRENHEIT MINIMUM AND 450.0 FAHRENHEIT MAXIMUM DEGF; First Intake Connection Type: PLAIN FACE FLANGE 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.