The Filtering Disk,fluid, cataloged under National Stock Number 4330-01-234-3530, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Industrial Service and Supply, Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-234-3530 |
| Primary Part Number | 5312527G1 |
| Item Name | Filtering Disk,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Industrial Service and Supply, Inc |
| Status | ACTIVE |
| Filtering Media Design | MESH SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 0.688 INCHES NOMINAL IN |
| Style Designator | ROUND (BASICALLY FLAT W/ OPENING) |
| Body Inside Diameter | 0.375 INCHES NOMINAL IN |
| Material | COPPER ALLOY FILTERING MEDIUM |
| Body Thickness | 0.031 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 |
|---|---|
| 5312527G1 PRIMARY | Industrial Service and Supply, Inc (USA) |
| H5315706 PIECE 29 | Industrial Service and Supply, Inc (USA) |
| Reference | Meaning |
|---|---|
| 5312527A1 | 5/9 Secondary reference Elsag Bailey Inc |
| H5315706BPC29 | C/1 Advisory reference — outside the item-of-supply concept Elsag Bailey Inc |
| H5315706 | 5/9 Secondary reference Elsag Bailey Inc |
| H5315706 | D/9 Drawing number reference only Industrial Service and Supply, Inc |
| H5315706 PIECE 29 | 5/9 Secondary reference Elsag Bailey Inc |
| 5312527G1 | 5/9 Secondary reference Elsag Bailey Inc |
NSN 4330-01-234-3530 is a Filtering Disk,fluid, manufactured by Industrial Service and Supply, Inc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-234-3530 has 2 manufacturer part numbers on file: 5312527G1 (Industrial Service and Supply, Inc), H5315706 PIECE 29 (Industrial Service and Supply, Inc).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-238-6149. Verify interchangeability with system specifications before substitution.
Key specifications for 5312527G1: Filtering Media Design: MESH SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 0.688 INCHES NOMINAL IN; Style Designator: ROUND (BASICALLY FLAT W/ OPENING); Body Inside Diameter: 0.375 INCHES NOMINAL IN. 6 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.