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Technical Data Sheet
B2508-4 ✓ 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 COIL,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include body_length: 1.625 INCHES NOMINAL IN, rating_method: WINDING TURNS SINGLE COMPONENT SINGLE WINDING, turn_quantity: 4-1/2 SINGLE COMPONENT SINGLE WINDING, coil_form_type: HOLLOW SINGLE COMPONENT, inclosure_type: OPEN, mounting_method: THREADED BUSHING SINGLE GROUP. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-645-3918, 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
B2508-4
NSN: 5950-00-645-3918
FSC: 5950
CAGE: 26916 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE (USA)
SPECIFICATIONS
body_length1.625 INCHES NOMINAL IN
rating_methodWINDING TURNS SINGLE COMPONENT SINGLE WINDING
turn_quantity4-1/2 SINGLE COMPONENT SINGLE WINDING
coil_form_typeHOLLOW SINGLE COMPONENT
inclosure_typeOPEN
mounting_methodTHREADED BUSHING SINGLE GROUP
core_constructionPOWDERED SINGLE COMPONENT
inductance_rating0.40 MICROHENRIES MINIMUM AND 0.74 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE WINDING
nominal_thread_size0.437 INCHES SINGLE GROUP IN
body_outside_diameter0.812 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
winding_conductor_size0.02535 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
NSN5950-00-645-3918
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COIL,RADIO FREQUENCY TITLE COMPONENT PN B2508-4 MFR COIL,RADIO FREQUENCY
KEY FEATURES
INCLOSURE TYPE: OPEN
RELIABILITY INDICATOR: NOT ESTABLISHED
COIL FORM TYPE: HOLLOW SINGLE COMPONENT
MOUNTING METHOD: THREADED BUSHING SINGLE GROUP
ADJUSTMENT DEVICE DRIVE TYPE: SLOTTED SCREW SINGLE COMPONENT
RATING METHOD: WINDING TURNS SINGLE COMPONENT SINGLE WINDING
THREAD QUANTITY PER INCH: 20 SINGLE GROUP
THREAD SERIES DESIGNATOR: UNF SINGLE GROUP
TECHNICAL CHARACTERISTICS (FLIS)
INCLOSURE TYPEOPEN
RELIABILITY INDICATORNOT ESTABLISHED
COIL FORM TYPEHOLLOW SINGLE COMPONENT
MOUNTING METHODTHREADED BUSHING SINGLE GROUP
ADJUSTMENT DEVICE DRIVE TYPESLOTTED SCREW SINGLE COMPONENT
RATING METHODWINDING TURNS SINGLE COMPONENT SINGLE WINDING
THREAD QUANTITY PER INCH20 SINGLE GROUP
THREAD SERIES DESIGNATORUNF SINGLE GROUP
TURN QUANTITY4-1/2 SINGLE COMPONENT SINGLE WINDING
WINDING CONDUCTOR SIZE0.02535 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
GGG-D-751 TYEInterchangeable
interchangeable cross-reference
interchangeable
940 3/8Interchangeable
interchangeable cross-reference
interchangeable
1302Interchangeable
interchangeable cross-reference
interchangeable
YC9AFInterchangeable
interchangeable cross-reference
interchangeable
55955Interchangeable
interchangeable cross-reference
interchangeable
53128Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B2508-4?
B2508-4 is a COIL,RADIO FREQUENCY.
What parts can replace B2508-4?
There are 19 known substitutes for B2508-4: GGG-D-751 TYE, 940 3/8, 1302 and 16 more. Substitute compatibility should be verified for your specific system.
Is B2508-4 still available?
B2508-4 is currently cancelled.
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