The Strainer,sediment, cataloged under National Stock Number 4730-01-335-5997, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-335-5997 |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Filtering Media Design | PERFORATED SINGLE FILTERING MEDIA RESPONSE |
| Mounting Hole Quantity | 4 |
| Distance From Bottom of Body to Center of Inlet | 4.000 INCHES NOMINAL IN |
| First Intake Flange Raised Face Diameter | 2.500 INCHES NOMINAL IN |
| First Intake Flange Thickness | 1.125 INCHES NOMINAL IN |
| First Intake Flange Outside Diameter | 7.500 INCHES NOMINAL IN |
| First Intake Connection Type | RAISED FACE FLANGE LINE |
| Perforation Quantity | 625.0 PER SQUARE INCH |
| Style Designator | Y STRAINER W/BLOW-OFF PLUG |
| Material Document and Classification | A216,GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Mounting Hole Diameter | 0.688 INCHES NOMINAL IN |
| Operating Pressure | 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Features Provided | DRAIN PLUG |
| First Intake Flange Shape Style | ROUND W/UNTHREADED BOLT HOLES |
| Body Length | 7.500 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | WATER |
| Material | STEEL BODY |
| Perforation Diameter | 0.020 INCHES NOMINAL IN |
| Mounting Type | UNTHREADED HOLE LINE |
| First Intake Flange Raised Face Height | 0.250 INCHES NOMINAL IN |
| 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 |
| Reference | Meaning |
|---|---|
| 141-972A-2.5IN 0.020SS | 5/1 Secondary reference Staples & Pfeiffer, Inc. |
| M2953-D06F40 | 2/2 Government specification standardization U.S. Government activity |
| MIL-DTL-2953 | 4/1 Identification reference U.S. Government activity |
| 972A-2.5IN | 5/9 Secondary reference Staples & Pfeiffer, Inc. |
| 141-972A-2.5IN | C/1 Advisory reference — outside the item-of-supply concept Staples & Pfeiffer, Inc. |
NSN 4730-01-335-5997 is a Strainer,sediment, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-335-5997: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Mounting Hole Quantity: 4; Distance From Bottom of Body to Center of Inlet: 4.000 INCHES NOMINAL IN; First Intake Flange Raised Face Diameter: 2.500 INCHES NOMINAL IN. 22 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.