The Strainer,sediment, cataloged under National Stock Number 4730-01-262-9427, 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 Armstrong International Inc Dba Armstrong Machine Works. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-262-9427 |
| Primary Part Number | CA8SC-2 |
| Item Name | Strainer,sediment |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Armstrong International Inc Dba Armstrong Machine Works |
| Status | ACTIVE |
| Filtering Media Design | PERFORATED SINGLE FILTERING MEDIA RESPONSE |
| Distance From Bottom of Body to Center of Inlet | 5.250 INCHES NOMINAL IN |
| Temp Rating | 406.0 FAHRENHEIT NOMINAL DEGF |
| Perforation Quantity | 32.0 PER SQUARE INCH |
| Style Designator | Y STRAINER W/THREADED COVER |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Body Length | 7.500 INCHES NOMINAL IN |
| Media for Which Designed | WATER |
| Material | STEEL COMP 304 FILTERING MEDIUM |
| Material | IRON CAST BODY |
| Perforation Diameter | 0.125 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 |
|---|---|
| CA8SC-2 PRIMARY | Armstrong International Inc Dba Armstrong Machine Works (USA) |
| Reference | Meaning |
|---|---|
| A8SC-2 | 5/9 Secondary reference Armstrong International Inc Dba Armstrong Machine Works |
| 16778 | C/1 Advisory reference — outside the item-of-supply concept Clayton Manufacturing Company |
NSN 4730-01-262-9427 is a Strainer,sediment, manufactured by Armstrong International Inc Dba Armstrong Machine Works, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-262-9427 has 1 manufacturer part number on file: CA8SC-2 (Armstrong International Inc Dba Armstrong Machine Works).
2 possible matches (shared part number, not a government interchangeability claim): 5310-01-354-8496, 6515-01-591-8910. Verify interchangeability with system specifications before substitution.
Key specifications for CA8SC-2: Filtering Media Design: PERFORATED SINGLE FILTERING MEDIA RESPONSE; Distance From Bottom of Body to Center of Inlet: 5.250 INCHES NOMINAL IN; Temp Rating: 406.0 FAHRENHEIT NOMINAL DEGF; Perforation Quantity: 32.0 PER SQUARE INCH. 11 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.