The Strainer,sediment, cataloged under National Stock Number 4730-01-477-5263, 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 Meggitt Safety Systems Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-477-5263 |
| Primary Part Number | 355-12621-01 |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Meggitt Safety Systems Inc |
| Status | ACTIVE |
| Filtering Media Design | MESH SINGLE FILTERING MEDIA RESPONSE |
| Distance From Bottom of Body to Center of Inlet | 1.560 INCHES NOMINAL IN |
| First Intake Nominal Thread Size | 0.500 INCHES IN |
| First Intake Thread Series Designator | NPT |
| Temp Rating | -20.0 FAHRENHEIT MINIMUM AND 400.0 FAHRENHEIT MAXIMUM DEGF |
| First Intake Thread Direction | LEFT-HAND |
| Mesh Size | 20.0 |
| First Intake Connection Type | THREADED INTERNAL PIPE LINE |
| Style Designator | Y STRAINER W/BLOW-OFF PLUG |
| Operating Pressure | 720.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Features Provided | DRAIN PLUG |
| Body Length | 2.380 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | WATER |
| Material | STEEL CORROSION RESISTING BODY |
| Material | STEEL COMP 304 SCREENING |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION LINE |
| Wire Diameter | 0.018 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 |
|---|---|
| 355-12621-01 PRIMARY | Meggitt Safety Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 355-12621-01 | 5/9 Secondary reference Securiplex Inc |
| 1/2 IN 300YTSS | 3/9 Design control — primary reference Ssi Equipment Inc |
NSN 4730-01-477-5263 is a Strainer,sediment, manufactured by Meggitt Safety Systems Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-477-5263 has 1 manufacturer part number on file: 355-12621-01 (Meggitt Safety Systems Inc).
Key specifications for 355-12621-01: Filtering Media Design: MESH SINGLE FILTERING MEDIA RESPONSE; Distance From Bottom of Body to Center of Inlet: 1.560 INCHES NOMINAL IN; First Intake Nominal Thread Size: 0.500 INCHES IN; First Intake Thread Series Designator: NPT. 18 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.