The Discharge Valve,filter, cataloged under National Stock Number 4330-01-177-1012, 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 Master Pneumatic-Detroit Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4330-01-177-1012 |
| Primary Part Number | E100-2 KEY 30 |
| Item Name | Discharge Valve,filter |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Master Pneumatic-Detroit Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| E100-2 KEY 30 | Master Pneumatic-Detroit Inc (USA) |
| Reference | Meaning |
|---|---|
| A801-7 | 3/9 Design control — primary reference Master Pneumatic-Detroit Inc |
| B801 | D/9 Drawing number reference only Master Pneumatic-Detroit Inc |
NSN 4330-01-177-1012 is a Discharge Valve,filter, manufactured by Master Pneumatic-Detroit Inc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-177-1012 has 1 manufacturer part number on file: E100-2 KEY 30 (Master Pneumatic-Detroit Inc).
2 possible matches (shared part number, not a government interchangeability claim): 7025-01-505-3794, 5915-01-565-2764. Verify interchangeability with system specifications before substitution.
Key specifications for E100-2 KEY 30: End Item Identification: 4330-00-856-5391. 0 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.