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B51173 ✓ 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 B51173 is a the manufacturer industrial component. Key specifications include color: BLACK, skirt_style: FLARED, skirt_design: NONDETACHABLE, overall_depth: 0.750 INCHES NOMINAL IN, inside_diameter: 0.250 INCHES NOMINAL IN, outside_diameter: 1.500 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-00-508-7574, 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
B51173
NSN: 5355-00-508-7574
FSC: 5355
CAGE: 00798 — MUTRON CORP (USA)
SPECIFICATIONS
colorBLACK
skirt_styleFLARED
skirt_designNONDETACHABLE
overall_depth0.750 INCHES NOMINAL IN
inside_diameter0.250 INCHES NOMINAL IN
outside_diameter1.500 INCHES MAXIMUM IN
screw_drive_typeHEXAGON SOCKET
style_designatorROUND
attachment_methodSETSCREWS
overall_thickness1.000 INCHES NOMINAL IN
reference_markingSINGLE LINE
nominal_thread_size0.164 INCHES SCREW HOLE IN
NSN5355-00-508-7574
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available B51173 TITLE COMPONENT PN B51173 MFR B51173
KEY FEATURES
•
SETSCREW HOLE QUANTITY: 2
•
INSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
SHAFT ACCOMMODATION STYLE: ROUND
•
THREAD QUANTITY PER INCH: 32 SCREW HOLE
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SCREW HOLE
•
NOMINAL THREAD SIZE: 0.164 INCHES SCREW HOLE IN
•
COLOR: BLACK
•
STYLE DESIGNATOR: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
SETSCREW HOLE QUANTITY2
INSIDE DIAMETER0.250 INCHES NOMINAL IN
SHAFT ACCOMMODATION STYLEROUND
THREAD QUANTITY PER INCH32 SCREW HOLE
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
NOMINAL THREAD SIZE0.164 INCHES SCREW HOLE IN
COLORBLACK
STYLE DESIGNATORROUND
SKIRT DESIGNNONDETACHABLE
OUTSIDE DIAMETER1.500 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
3-60916-5Interchangeable
interchangeable cross-reference
interchangeable
5-1173Interchangeable
interchangeable cross-reference
interchangeable
5117-3-3INInterchangeable
interchangeable cross-reference
interchangeable
05032014Interchangeable
interchangeable cross-reference
interchangeable
A841102-2Interchangeable
interchangeable cross-reference
interchangeable
B851173 PIECE 2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B51173?
B51173 is a B51173.
What parts can replace B51173?
There are 8 known substitutes for B51173: 3-60916-5, 5-1173, 5117-3-3IN and 5 more. Substitute compatibility should be verified for your specific system.
Is B51173 still available?
B51173 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026