NSN 2990-00-378-8690 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-378-8690. Manufacturer of record part number: 3040A.
Nearby stock numbers← 2990-00-378-8633 Adapter Coupling Mu
·
2990-00-378-8871 →
Features
Magnetic Pickup,governor — FSC 2990
General Characteristics Item Description: 2.531 IN. LG O/A,0.750 IN. MIN 0.775 IN. OD,FIRST END,THD MALE,0.625-24 UNEF-2A THD,SECOND END,0.186 IN. MIN 0.187 IN. MAX DIA,M100 TO P225 DEG F TEMP RANGE,75 TO 135 TEST VOLTS PEAK TO PEAK,170 TO 210 OHMS RESISTANCE,65 TO 95 MH INDUCTANCE A
2 manufacturer part numbers on file
Manufacturer of record: Electro Freeto Manufacturing Company Inc
Manufacturer: Electro Freeto Manufacturing Company Inc
General Description
The Magnetic Pickup,governor, cataloged under National Stock Number 2990-00-378-8690, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Electro Freeto Manufacturing Company Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
2.531 IN. LG O/A,0.750 IN. MIN 0.775 IN. OD,FIRST END,THD MALE,0.625-24 UNEF-2A THD,SECOND END,0.186 IN. MIN 0.187 IN. MAX DIA,M100 TO P225 DEG F TEMP RANGE,75 TO 135 TEST VOLTS PEAK TO PEAK,170 TO 210 OHMS RESISTANCE,65 TO 95 MH INDUCTANCE A
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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
6695-00-861-85813040APOSSIBLE MATCH
TRANSDUCER,MOTIONAL PICKUP
Possible match (shared part number)Honeywell International Inc. Dba Honeywell Div Honeywell Sensing and Control
1010-00-867-111411014327POSSIBLE MATCH
TRANSDUCER,MAGNETIC
Possible match (shared part number)Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
4910-01-089-108330-40APOSSIBLE MATCH
DEMOUNTER,PNEUMATIC TIRE
Possible match (shared part number)Coats/solar Co Inc the Div of Solar Industries Inc Hennessy Industries Inc Co
6620-01-154-27783040-APOSSIBLE MATCH
TRANSDUCER,MAGNETIC
Possible match (shared part number)Honeywell International Inc. Dba Honeywell Div Honeywell Sensing and Control
6525-01-156-2795POSSIBLE MATCH
GEL,TRANSMISSION,ULTRASOUND
Possible match (shared part number)
5325-01-413-45501002751-P4POSSIBLE MATCH
GROMMET,NONMETALLIC
Possible match (shared part number)Tld Ace Corp Div Tld Ace
6515-01-506-8554202.816POSSIBLE MATCH
SCREW,BONE
Possible match (shared part number)Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
C/1Advisory reference — outside the item-of-supply concept
Asrc Federal Facilities Logistics, Llc
02261-0030-03
5/9Secondary reference
U.S. Government activity
65A81C30
5/9Secondary reference
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
65A81C30-03
5/9Secondary reference
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
202816
5/9Secondary reference
Woodward, Inc. Div Fuel Systems and Controls
Related Parts
6695-00-861-8581POSSIBLE MATCH
TRANSDUCER,MOTIONAL PICKUP
3040A
1010-00-867-1114POSSIBLE MATCH
TRANSDUCER,MAGNETIC
11014327
4910-01-089-1083POSSIBLE MATCH
DEMOUNTER,PNEUMATIC TIRE
30-40A
6620-01-154-2778POSSIBLE MATCH
TRANSDUCER,MAGNETIC
3040-A
6525-01-156-2795POSSIBLE MATCH
GEL,TRANSMISSION,ULTRASOUND
5325-01-413-4550POSSIBLE MATCH
GROMMET,NONMETALLIC
1002751-P4
6515-01-506-8554POSSIBLE MATCH
SCREW,BONE
202.816
Frequently Asked Questions
What is NSN 2990-00-378-8690?
NSN 2990-00-378-8690 is a Magnetic Pickup,governor, manufactured by Electro Freeto Manufacturing Company Inc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
What part numbers are listed for NSN 2990-00-378-8690?
NSN 2990-00-378-8690 has 2 manufacturer part numbers on file: 3040A (Electro Freeto Manufacturing Company Inc), 202816 (Woodward, Inc.).
What NSN replaces 2990-00-378-8690?
7 possible matches (shared part number, not a government interchangeability claim): 6695-00-861-8581, 1010-00-867-1114, 4910-01-089-1083. Verify interchangeability with system specifications before substitution.
What are the specifications of 3040A?
Key specifications for 3040A: General Characteristics Item Description: 2.531 IN. LG O/A,0.750 IN. MIN 0.775 IN. OD,FIRST END,THD MALE,0.625-24 UNEF-2A THD,SECOND END,0.186 IN. MIN 0.187 IN. MAX DIA,M100 TO P225 DEG F TEMP RANGE,75 TO 135 TEST VOLTS PEAK TO PEAK,170 TO 210 OHMS RESISTANCE,65 TO 95 MH INDUCTANCE A; End Item Identification: NAVAIR MODEL NC-8A A. 1 specification is documented in the U.S. Government catalog.
Is NSN 2990-00-378-8690 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.