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B3221-5 — Technical Data Sheet

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— · 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 RESISTOR,FIXED,WIRE WOUND is a the manufacturer industrial component. Key specifications include body_diameter: 0.750 INCHES NOMINAL IN, terminal_type: TAB, SOLDER LUG, overall_height: 1.047 INCHES NOMINAL IN, overall_length: 1.375 INCHES NOMINAL IN, mounting_method: BRACKET(S), overall_diameter: 0.766 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System under NSN 5930-00-549-0158, 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
B3221-5
NSN: 5930-00-549-0158
FSC: 5930
CAGE: 26916 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE (USA)
SPECIFICATIONS
body_diameter0.750 INCHES NOMINAL IN
terminal_typeTAB, SOLDER LUG
overall_height1.047 INCHES NOMINAL IN
overall_length1.375 INCHES NOMINAL IN
mounting_methodBRACKET(S)
overall_diameter0.766 INCHES NOMINAL IN
style_designatorDISC W/FLANGE
frequency_in_hertz400.0 SINGLE VOLTAGE
contact_adjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
operating_temp_rating-80.0 FAHRENHEIT MINIMUM AND 300.0 FAHRENHEIT MAXIMUM DEGF
contact_action_stimulusINCREASE
contact_stimulus_rating170.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 180.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 150.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
NSN5930-00-549-0158
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,FIXED,WIRE WOUND TITLE COMPONENT PN B3221-5 MFR RESISTOR,FIXED,WIRE WO
KEY FEATURES
•
CONTACT ACTION STIMULUS: INCREASE
•
TEMP SENSING ELEMENT TYPE: INTERNAL SENSOR
•
MOUNTING FACILITY PATTERN: TWO POSITION IN-LINE
•
CONTACT STIMULUS RATING: 170.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 180.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 150.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
•
FREQUENCY IN HERTZ: 400.0 SINGLE VOLTAGE
•
CONTACT ADJUSTABILITY: DEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
•
STYLE DESIGNATOR: DISC W/FLANGE
•
CONTACT LOAD CURRENT RATING: 8.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
TECHNICAL CHARACTERISTICS
CONTACT ACTION STIMULUSINCREASE
TEMP SENSING ELEMENT TYPEINTERNAL SENSOR
MOUNTING FACILITY PATTERNTWO POSITION IN-LINE
CONTACT STIMULUS RATING170.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 180.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 150.00 DEACTUATION POINT NOMINAL DEGREES FAHRENHEIT
FREQUENCY IN HERTZ400.0 SINGLE VOLTAGE
CONTACT ADJUSTABILITYDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
STYLE DESIGNATORDISC W/FLANGE
CONTACT LOAD CURRENT RATING8.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
OVERALL DIAMETER0.766 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING FACILITY CENTERS1.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
AS4283InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10-935InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
B107.10InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MILT740InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
M51InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
M51A2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B3221-5?
B3221-5 is a RESISTOR,FIXED,WIRE WOUND.
What parts can replace B3221-5?
There are 16 known substitutes for B3221-5: AS4283, 10-935, B107.10 and 13 more. Substitute compatibility should be verified for your specific system.
Is B3221-5 still available?
B3221-5 is currently cancelled.
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Last verified: October 2026