The Filter,fluid, cataloged under National Stock Number 4330-01-131-3404, 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 Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-131-3404 |
| Primary Part Number | Y27-54C |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division |
| Status | ACTIVE |
| Filtering Media Design | SINTERED SINGLE FILTERING MEDIA RESPONSE |
| First Discharge Connection Type | THREADED INTERNAL PIPE TOP SIDE |
| Filtration Rating in Microns | 40.0 NOMINAL |
| First Intake Nominal Thread Size | 0.500 INCHES IN |
| First Intake Thread Series Designator | NPT |
| Design Type | REUSABLE |
| Body Outside Diameter | 6.125 INCHES NOMINAL IN |
| First Intake Thread Direction | RIGHT-HAND |
| Body Height | 6.552 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED INTERNAL PIPE SIDE NEAR TOP |
| First Discharge Nominal Thread Size | 0.500 INCHES IN |
| Filtering Element Quantity | 2 |
| Body Length | 5.271 INCHES NOMINAL IN |
| First Discharge Thread Direction | RIGHT-HAND |
| Mounting Type | THREADED HOLE LINE |
| First Discharge Thread Series Designator | NPT |
| 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 |
|---|---|
| Y27-54C PRIMARY | Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division (USA) |
| Reference | Meaning |
|---|---|
| Y27-54C | 3/9 Design control — primary reference Ingersoll-Rand Company Dba Ingersoll-Rand |
NSN 4330-01-131-3404 is a Filter,fluid, manufactured by Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-131-3404 has 1 manufacturer part number on file: Y27-54C (Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division).
Key specifications for Y27-54C: Filtering Media Design: SINTERED SINGLE FILTERING MEDIA RESPONSE; First Discharge Connection Type: THREADED INTERNAL PIPE TOP SIDE; Filtration Rating in Microns: 40.0 NOMINAL; First Intake Nominal Thread Size: 0.500 INCHES IN. 16 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.