The Filter Element,air Conditioning, cataloged under National Stock Number 4130-01-098-3635, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Century Parts, Inc,. Government technical data includes 8 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 | 4130-01-098-3635 |
| Primary Part Number | 3991-001 |
| Item Name | Filter Element,air Conditioning |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Century Parts, Inc, |
| Status | ACTIVE |
| Filtering Media Design | CORRUGATED SECOND FILTERING MEDIA RESPONSECORRUGATED SECOND FILTERING MEDIA RESPONSE |
| Filtering Media Design | EXPANDED FIRST FILTERING MEDIA RESPONSEEXPANDED FIRST FILTERING MEDIA RESPONSE |
| Body Overall Length | 26.000 INCHES NOMINAL26.000 INCHES NOMINAL IN |
| Design Type | REUSABLEREUSABLE |
| Style Designator | RECTANGULAR (INCL SQUARE)RECTANGULAR (INCL SQUARE) |
| Material | ALUMINUM FRAME |
| Material | ALUMINUM AND PLASTIC, POLYETHYLENE (PP) FILTERING MEDIUM |
| Body Thickness | 0.500 INCHES NOMINAL0.500 INCHES NOMINAL 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 |
|---|---|
| 3991-001 PRIMARY | Century Parts, Inc, (USA) |
| 2117918-001 | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA) |
NSN 4130-01-098-3635 is a Filter Element,air Conditioning, manufactured by Century Parts, Inc,, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-098-3635 has 2 manufacturer part numbers on file: 3991-001 (Century Parts, Inc,), 2117918-001 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc).
Key specifications for 3991-001: Filtering Media Design: CORRUGATED SECOND FILTERING MEDIA RESPONSECORRUGATED SECOND FILTERING MEDIA RESPONSE; Filtering Media Design: EXPANDED FIRST FILTERING MEDIA RESPONSEEXPANDED FIRST FILTERING MEDIA RESPONSE; Body Overall Length: 26.000 INCHES NOMINAL26.000 INCHES NOMINAL IN; Design Type: REUSABLEREUSABLE. 8 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.