The Strainer,sediment, cataloged under National Stock Number 4730-01-442-0739, 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 Tate Engineering Systems, Inc.. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-442-0739 |
| Primary Part Number | IS-25F-150-3IN-0.0625 PERF |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Tate Engineering Systems, Inc. |
| Status | ACTIVE |
| Filtering Media Design | PERFORATED SINGLE FILTERING MEDIA RESPONSE |
| First Discharge Connection Type | PLAIN FACE FLANGE BOTTOM SIDE |
| Distance From Bottom of Body to Center of Inlet | 11.438 INCHES NOMINAL IN |
| Center to Center Distance Between Connections | 9.625 INCHES NOMINAL IN |
| First Intake Flange Thickness | 0.938 INCHES NOMINAL IN |
| First Intake Flange Outside Diameter | 7.500 INCHES NOMINAL IN |
| Body Height | 20.125 INCHES NOMINAL IN |
| First Intake Connection Type | PLAIN FACE FLANGE TOP SIDE |
| Perforation Quantity | 144.0 PER SQUARE INCH |
| Style Designator | OFFSET FLOW BASKET STRAINER W/ CLAMPED COVER |
| First Intake Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Body Length | 11.312 INCHES NOMINAL IN |
| First Discharge Flange Outside Diameter | 7.500 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | NOT IDENTICAL |
| Media for Which Designed | WATER |
| First Discharge Flange Face Style | PLAIN |
| Material | COPPER ALLOY BODY |
| First Discharge Flange Thickness | 0.938 INCHES NOMINAL IN |
| Perforation Diameter | 0.062 INCHES NOMINAL IN |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION LINE |
| First Intake Flange Face Style | PLAIN |
| First Discharge Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Angle Between Connections | 270.0 DEGREES NOMINAL |
| 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 |
|---|---|
| 1-635 3IN-0.0625 PERF | Tate Engineering Systems, Inc. (USA) |
| IS-25F-150-3IN-0.0625 PERF PRIMARY | Tate Engineering Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1-635 | D/9 Drawing number reference only Tate Engineering Systems, Inc. |
NSN 4730-01-442-0739 is a Strainer,sediment, manufactured by Tate Engineering Systems, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-442-0739 has 2 manufacturer part numbers on file: 1-635 3IN-0.0625 PERF (Tate Engineering Systems, Inc.), IS-25F-150-3IN-0.0625 PERF (Tate Engineering Systems, Inc.).
Key specifications for IS-25F-150-3IN-0.0625 PERF: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; First Discharge Connection Type: PLAIN FACE FLANGE BOTTOM SIDE; Distance From Bottom of Body to Center of Inlet: 11.438 INCHES NOMINAL IN; Center to Center Distance Between Connections: 9.625 INCHES NOMINAL IN. 23 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.