The Blower,exhaust, cataloged under National Stock Number 4140-01-481-4237, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Ametek Inc Lamb Electric Div. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-481-4237 |
| Primary Part Number | 116633-01 |
| Item Name | Blower,exhaust |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Ametek Inc Lamb Electric Div |
| Status | ACTIVE |
| Operating Speed Quantity | 1 |
| Displacement Rating | 56.1 CUBIC FEET PER MINUTE NOMINAL |
| Nozzle | NOT INCLUDED |
| 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 |
|---|---|
| 116633-01 | Rotron Incorporated Dba Ametek Rotron Technical Motor Div Div Technical & Industrial Products Division (USA) |
| 116633-01 PRIMARY | Ametek Inc Lamb Electric Div (USA) |
| PL6573985 REV C FIND NO.12 | Naval Sea Systems Command (USA) |
NSN 4140-01-481-4237 is a Blower,exhaust, manufactured by Ametek Inc Lamb Electric Div, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-481-4237 has 3 manufacturer part numbers on file: 116633-01 (Rotron Incorporated Dba Ametek Rotron Technical Motor Div Div Technical & Industrial Products Division), 116633-01 (Ametek Inc Lamb Electric Div), PL6573985 REV C FIND NO.12 (Naval Sea Systems Command).
Key specifications for 116633-01: Operating Speed Quantity: 1; Displacement Rating: 56.1 CUBIC FEET PER MINUTE NOMINAL; Nozzle: NOT INCLUDED. 3 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.