NSN 4330-01-170-6496 · NIIN 011706496 · Part number 991-21605
Alfa Laval Inc · FSC 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters · FSG 43 — Pumps and Compressors · CAGE 71871
Government record, cited
NSN 4330-01-170-6496 — this item is cataloged by the U.S. Government under National Stock Number 4330-01-170-6496. Manufacturer of record part number: 991-21605.
Also searched as4330-01-170-6496 ·
4330011706496 ·
NIIN 011706496 ·
01-170-6496 ·
FSC 4330 Centrifugals, Separators, and Pressure and Vacuum Filters · CAGE 71871 · 991-21605 · 21605 · A2902 PIECE 47
FSC: 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters
FSG: 43 — Pumps and Compressors
Primary part number: 991-21605
Manufacturer: Alfa Laval Inc
General Description
The Plate,inlet, cataloged under National Stock Number 4330-01-170-6496, 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 Alfa Laval Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4330-01-170-6496
Primary Part Number
991-21605
Item Name
Plate,inlet
FSC / FSG
4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters
Manufacturer
Alfa Laval Inc
Status
ACTIVE
General Characteristics Item Description
STEEL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5330-01-327-573721605POSSIBLE MATCH
RETAINER,PACKING
Possible match (shared part number)Parker Hannifin Corporation Div Hydraulic Systems Division
4140-01-433-590621605-2POSSIBLE MATCH
HOUSING,DISCHARGE
Possible match (shared part number)Hamilton Sundstrand Corporation
5945-01-441-420121-605POSSIBLE MATCH
RELAY,ELECTROMAGNETIC
Possible match (shared part number)Te Connectivity Corporation
6515-01-627-03062160-5POSSIBLE MATCH
CATHETER,SUCTION,SURGICAL
Possible match (shared part number)Kimberly-Clark Corporation
6635-01-674-130021605POSSIBLE MATCH
HOLDER,PROBE
Possible match (shared part number)Faro Technologies Inc
NSN 4330-01-170-6496 is a Plate,inlet, manufactured by Alfa Laval Inc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
What part numbers are listed for NSN 4330-01-170-6496?
NSN 4330-01-170-6496 has 1 manufacturer part number on file: 991-21605 (Alfa Laval Inc).
What NSN replaces 4330-01-170-6496?
5 possible matches (shared part number, not a government interchangeability claim): 5330-01-327-5737, 4140-01-433-5906, 5945-01-441-4201. Verify interchangeability with system specifications before substitution.
What are the specifications of 991-21605?
Key specifications for 991-21605: General Characteristics Item Description: STEEL; End Item Identification: ALFA-LAVAL PURIFIER MODELS 55 AND 65. 1 specification is documented in the U.S. Government catalog.
Is NSN 4330-01-170-6496 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.