The Strainer,sediment, cataloged under National Stock Number 4730-00-903-2160, 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 Spirax Sarco Inc Dba Spirax Sarco. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-903-2160 |
| Primary Part Number | ASSY81566-99350 |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Spirax Sarco Inc Dba Spirax Sarco |
| Status | ACTIVE |
| Filtering Media Design | MESH SINGLE FILTERING MEDIA RESPONSE |
| Temp Rating | 100.0 FAHRENHEIT NOMINAL DEGF |
| Mesh Size | 20.0 |
| First Intake Connection Type | PLAIN FACE FLANGE LINE |
| Style Designator | DIVERTED FLOW BASKET STRAINER W/THREADED COVER |
| Operating Pressure | 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| First Intake Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Nondefinitive Spec/std Data | 150 CLASS |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON AND GAS AND WATER |
| Material | IRON CAST BODY |
| Material | NICKEL ALLOY OR STEEL CORROSION RESISTING SCREENING |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION LINE |
| First Intake Flange Face Style | PLAIN |
| Wire Diameter | 0.014 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 |
|---|---|
| ASSY81566-99350 PRIMARY | Spirax Sarco Inc Dba Spirax Sarco (USA) |
| 6IN528C-125W/20MESHSSSREEN | Spirax Sarco Inc Dba Spirax Sarco (USA) |
| Reference | Meaning |
|---|---|
| MILS13789 | 4/1 Identification reference U.S. Government activity |
NSN 4730-00-903-2160 is a Strainer,sediment, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-903-2160 has 2 manufacturer part numbers on file: ASSY81566-99350 (Spirax Sarco Inc Dba Spirax Sarco), 6IN528C-125W/20MESHSSSREEN (Spirax Sarco Inc Dba Spirax Sarco).
Key specifications for ASSY81566-99350: Filtering Media Design: MESH SINGLE FILTERING MEDIA RESPONSE; Temp Rating: 100.0 FAHRENHEIT NOMINAL DEGF; Mesh Size: 20.0; First Intake Connection Type: PLAIN FACE FLANGE LINE. 15 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.