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Technical Data Sheet
PartsTable / COMPONENT / 1691-037
1691-037 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The TRANSFORMER,CURRENT is a the manufacturer industrial component. Key specifications include body_length: 0.500 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, mounting_method: UNTHREADED HOLE(S) SINGLE GROUP, frequency_rating: 50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT, body_outside_diameter: 1.300 INCHES MAXIMUM IN, reliability_indicator: NOT ESTABLISHED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-207-6400, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
1691-037
NSN: 5950-01-207-6400
FSC: 5950
CAGE: 31361 — WOODWARD, INC. (USA)
SPECIFICATIONS
body_length0.500 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
mounting_methodUNTHREADED HOLE(S) SINGLE GROUP
frequency_rating50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT
body_outside_diameter1.300 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp85.0 CELSIUS DEGC
mounting_hole_diameter0.350 INCHES MINIMUM SINGLE GROUP IN
winding_operating_current5.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
winding_operating_voltage1.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
mounting_facility_quantity1 SINGLE GROUP
terminal_type_and_quantity4 WIRE LEAD
NSN5950-01-207-6400
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,CURRENT TITLE COMPONENT PN 1691-037 MFR TRANSFORMER,CURRENT
KEY FEATURES
•
WINDING OPERATING CURRENT: 5.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
•
INCLOSURE TYPE: FULLY INCLOSED
•
MAXIMUM OPERATING TEMP: 85.0 CELSIUS DEGC
•
TERMINAL TYPE AND QUANTITY: 4 WIRE LEAD
•
MOUNTING HOLE DIAMETER: 0.350 INCHES MINIMUM SINGLE GROUP IN
•
FREQUENCY RATING: 50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT
•
MOUNTING FACILITY QUANTITY: 1 SINGLE GROUP
TECHNICAL CHARACTERISTICS (FLIS)
WINDING OPERATING CURRENT5.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
INCLOSURE TYPEFULLY INCLOSED
MAXIMUM OPERATING TEMP85.0 CELSIUS DEGC
WINDING OPERATING CURRENT10.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
TERMINAL TYPE AND QUANTITY4 WIRE LEAD
MOUNTING HOLE DIAMETER0.350 INCHES MINIMUM SINGLE GROUP IN
FREQUENCY RATING50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT
MOUNTING FACILITY QUANTITY1 SINGLE GROUP
MOUNTING METHODUNTHREADED HOLE(S) SINGLE GROUP
BODY OUTSIDE DIAMETER1.300 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
37-98Interchangeable
interchangeable cross-reference
interchangeable
X-2Interchangeable
interchangeable cross-reference
interchangeable
ARP568-214Interchangeable
interchangeable cross-reference
interchangeable
028-04522Interchangeable
interchangeable cross-reference
interchangeable
12W00DARDInterchangeable
interchangeable cross-reference
interchangeable
M0DEL12Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1691-037?
1691-037 is a TRANSFORMER,CURRENT.
What parts can replace 1691-037?
There are 7 known substitutes for 1691-037: 37-98, X-2, ARP568-214 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1691-037?
1691-037 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-207-6400. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026