The Filter Element,recharging Unit, cataloged under National Stock Number 1450-01-053-3633, is classified within Federal Supply Class 1450 (Guided Missile Handling and Servicing Equipment) of the Guided Missiles group. The manufacturer of record is Pall Aeropower Corporation. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1450-01-053-3633 |
| Primary Part Number | 20666-4-2 |
| Item Name | Filter Element,recharging Unit |
| FSC / FSG | 1450 / 14 — Guided Missile Handling and Servicing Equipment |
| Manufacturer | Pall Aeropower Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | BODY MATERIAL STEEL SHEET AISI 305 OR 321,WIRE MESH MATERIAL STEEL AISI 304L,FINISH PER QQ-P-35,O/A DIM 1.050 MAX IN. L,0.359 MAX IN. O/D DIA AT ONE END 0.160 IN. O/D AT OTHER END,0.140 IN. I/D,ITEM WILL REMOVE 98 PCT OF ALL PARTICLES 1 MICRONS OR LARGER OR 100 PCT OF ALL PARTICLES 9 MICRONS OR LARGER 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 |
|---|---|
| 20666-4-2 PRIMARY | Pall Aeropower Corporation (USA) |
| Reference | Meaning |
|---|---|
| 639AS1373-1 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 20666-4-2 | 5/9 Secondary reference Pall Aeropower Corp Sub of Pall Corp Mectron Industries Div |
| 8431363 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 1450-01-053-3633 is a Filter Element,recharging Unit, manufactured by Pall Aeropower Corporation, classified under FSC 1450, Guided Missile Handling and Servicing Equipment. Status: active.
NSN 1450-01-053-3633 has 1 manufacturer part number on file: 20666-4-2 (Pall Aeropower Corporation).
Key specifications for 20666-4-2: General Characteristics Item Description: BODY MATERIAL STEEL SHEET AISI 305 OR 321,WIRE MESH MATERIAL STEEL AISI 304L,FINISH PER QQ-P-35,O/A DIM 1.050 MAX IN. L,0.359 MAX IN. O/D DIA AT ONE END 0.160 IN. O/D AT OTHER END,0.140 IN. I/D,ITEM WILL REMOVE 98 PCT OF ALL PARTICLES 1 MICRONS OR LARGER OR 100 PCT OF ALL PARTICLES 9 MICRONS OR LARGER IN; End Item Identification: GCU-26-E FOR AIM-9 MISSILE. 1 specification is 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.