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51217 — REACTOR

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

51217: REACTOR.

The REACTOR is a the manufacturer industrial component. Key specifications include width: 0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN, length: 2.125 INCHES NOMINAL IN, material: STEEL OVERALL, head_style: FILLISTER, body_length: 0.380 INCHES NOMINAL IN, head_height: 0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-445-6549, 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
51217
NSN: 5950-00-445-6549
NIINs: 004456549, 007565815, 008038241, 010352310, 011366159, 017228625
FSC: 5950 — Coils and Transformers
CAGE: 98675 — ESPEY MFG. & ELECTRONICS CORP. (USA)
SPECIFICATIONS
width0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
length2.125 INCHES NOMINAL IN
materialSTEEL OVERALL
head_styleFILLISTER
body_length0.380 INCHES NOMINAL IN
head_height0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
keyway_depth0.036 INCHES NOMINAL IN
keyway_width0.064 INCHES MINIMUM AND 0.066 INCHES MAXIMUM IN
thread_class2A A
bore_diameter85.0 MILLIMETERS NOMINAL MM
head_diameter0.375 INCHES NOMINAL IN
hole_diameter0.062 INCHES NOMINAL IN
NSN5950-00-445-6549
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REACTOR TITLE COMPONENT PN 51217 MFR REACTOR
KEY FEATURES
•
INCLOSURE TYPE: FULLY INCLOSED
•
BODY OUTSIDE DIAMETER: 0.670 INCHES NOMINAL IN
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MOUNTING METHOD: TERMINAL SINGLE GROUP
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INDUCTANCE RATING: 26.00 MICROHENRIES NOMINAL SINGLE COMPONENT ALL WINDING
•
BODY LENGTH: 0.380 INCHES NOMINAL IN
•
WINDING OPERATING CURRENT: 1.0 AMPERES DC MAXIMUM SINGLE COMPONENT ALL WINDING
•
RATING METHOD: ELECTRICAL SINGLE COMPONENT ALL WINDING
•
DC RESISTANCE RATING IN OHMS: 0.015 SINGLE COMPONENT ALL WINDING
TECHNICAL CHARACTERISTICS
INCLOSURE TYPEFULLY INCLOSED
BODY OUTSIDE DIAMETER0.670 INCHES NOMINAL IN
MOUNTING METHODTERMINAL SINGLE GROUP
INDUCTANCE RATING26.00 MICROHENRIES NOMINAL SINGLE COMPONENT ALL WINDING
BODY LENGTH0.380 INCHES NOMINAL IN
WINDING OPERATING CURRENT1.0 AMPERES DC MAXIMUM SINGLE COMPONENT ALL WINDING
RATING METHODELECTRICAL SINGLE COMPONENT ALL WINDING
DC RESISTANCE RATING IN OHMS0.015 SINGLE COMPONENT ALL WINDING
RELIABILITY INDICATORNOT ESTABLISHED
WINDING QUANTITY2 SINGLE COMPONENT
SUBSTITUTES & CROSS-REFERENCES 1
SE-05-CReference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 51217?
51217 is a REACTOR.
What parts can replace 51217?
There is 1 known substitute for 51217: SE-05-C. Substitute compatibility should be verified for your specific system.
What is the NSN for 51217?
51217 is cataloged in the U.S. Government catalog under NSN 5950-00-445-6549. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.