The Filter,fluid, cataloged under National Stock Number 4330-01-537-5737, 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 Tyco Fire Products Lp. Government technical data includes 5 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-537-5737 |
| Primary Part Number | 430801 |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Tyco Fire Products Lp |
| Status | ACTIVE |
| First Intake Connection Type | THREADED EXTERNAL TUBE LINE |
| First Discharge Connection Relationship to Intake Connection | NOT IDENTICAL |
| Material | STEEL CORROSION RESISTING BODY |
| Material | RUBBER SEAL |
| Mounting Type | THREADED HOLE LINE |
| 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 |
|---|---|
| 430801 PRIMARY | Tyco Fire Products Lp (USA) |
| S-471270 ITEM 6 | Tyco Fire Products Lp (USA) |
NSN 4330-01-537-5737 is a Filter,fluid, manufactured by Tyco Fire Products Lp, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-537-5737 has 2 manufacturer part numbers on file: 430801 (Tyco Fire Products Lp), S-471270 ITEM 6 (Tyco Fire Products Lp).
Key specifications for 430801: First Intake Connection Type: THREADED EXTERNAL TUBE LINE; First Discharge Connection Relationship to Intake Connection: NOT IDENTICAL; Special Features: MICRON RATING: NOMINAL 10, ABSOLUTE 25. FILTER ELEMENT: P/N U-273, CRES. 303, ELEMENT AND ASSEMBLY SHALL BE TESTED IN ACCORDANCE WIHT NAVSEA SKETCH 56451-903 AND ELEMENT COLLAPSE RATING 4500 PSID. O-RING: 903, P/N 590318, VITON, MIL-R-83248A. O-RING: 908, P/N 590818, VITON, MIL-R-83248A. CASE: P/N U-274-C, CRES. 303, ASTM A582. PLUG: P/N U-274-P, CRES. 303, ASTM A582. LENGTH: 5.225 PLUS/MINUS .04 INCHES. INLET THREADS: IAW MS 33656-4. OUTLET THREADS: IAW MS33656-4. A; Part Name Assigned by Controlling Agency: ACTUATION LINE FILTER. 5 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.