The Manifold,air Bleed, cataloged under National Stock Number 2840-00-994-4303, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Smiths Tubular Systems-Laconia, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-00-994-4303 |
| Primary Part Number | 94394 |
| Item Name | Manifold,air Bleed |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Smiths Tubular Systems-Laconia, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | 6.040 IN. NOM O/A LG,1.500 IN. MAX OD TUBE,0.865 IN. MIN ID TUBE,1ST END FLANGED ELBOW,90 DEG ANGLE,0.160 IN. NOM THK FLANGE,3 FLATS EQUALLY SPACED ON FLANGE FACE,0.750 IN. NOM DISTANCE FROM CENTER OF FLANGE TO FLATS,3 HOLES 0.280 IN. NOM DIA THROUGH FLANGE EQUALLY SPACED ON 1.875 IN. NOM BOLT CIRCLE DIA,2ND END PLAIN FLANGE,0.160 IN. NOM THK FLANGE,4 HOLES 0.280 IN. NOM DIA THROUGH FLANGE FACE,1.062 IN. NOM C TO C DISTANCE BETWEEN HOLES ALONG W,1.375 IN. NOM C TO C DISTANCE BETWEEN HOLES ALONG LG,0.250 IN. NOM CORNER RADIUS OF HOLES,0.030 IN. MIN,0.040 IN. MAX BY 45 DEG CHAMFER ON EDGES OF FLANGE FACE ALONG LG 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 |
|---|---|
| 94394 PRIMARY | Smiths Tubular Systems-Laconia, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1-170-130-01 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 2840-00-994-4303 is a Manifold,air Bleed, manufactured by Smiths Tubular Systems-Laconia, Inc., classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-00-994-4303 has 1 manufacturer part number on file: 94394 (Smiths Tubular Systems-Laconia, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 1005-01-628-4792. Verify interchangeability with system specifications before substitution.
Key specifications for 94394: General Characteristics Item Description: 6.040 IN. NOM O/A LG,1.500 IN. MAX OD TUBE,0.865 IN. MIN ID TUBE,1ST END FLANGED ELBOW,90 DEG ANGLE,0.160 IN. NOM THK FLANGE,3 FLATS EQUALLY SPACED ON FLANGE FACE,0.750 IN. NOM DISTANCE FROM CENTER OF FLANGE TO FLATS,3 HOLES 0.280 IN. NOM DIA THROUGH FLANGE EQUALLY SPACED ON 1.875 IN. NOM BOLT CIRCLE DIA,2ND END PLAIN FLANGE,0.160 IN. NOM THK FLANGE,4 HOLES 0.280 IN. NOM DIA THROUGH FLANGE FACE,1.062 IN. NOM C TO C DISTANCE BETWEEN HOLES ALONG W,1.375 IN. NOM C TO C DISTANCE BETWEEN HOLES ALONG LG,0.250 IN. NOM CORNER RADIUS OF HOLES,0.030 IN. MIN,0.040 IN. MAX BY 45 DEG CHAMFER ON EDGES OF FLANGE FACE ALONG LG IN. 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.