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PartsTable / COMPONENT / SM-B-187554
SM-B-187554 ✓ 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 SM-B-187554 is a the manufacturer industrial component. Key specifications include material: STEEL AND COPPER ALLOY, overall_length: 0.6562 INCHES NOMINAL IN, style_designator: RECTANGULAR, BOTTOM HOOK, material_thickness: 0.0781 INCHES NOMINAL IN, pivot_pin_hole_diameter: 0.129 INCHES NOMINAL IN, length_from_pivot_pinhole_centerline_to_point_of_engagement: 0.1406 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-570-3492, 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
SM-B-187554
NSN: 3040-00-570-3492
FSC: 3040
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialSTEEL AND COPPER ALLOY
overall_length0.6562 INCHES NOMINAL IN
style_designatorRECTANGULAR, BOTTOM HOOK
material_thickness0.0781 INCHES NOMINAL IN
pivot_pin_hole_diameter0.129 INCHES NOMINAL IN
length_from_pivot_pinhole_centerline_to_point_of_engagement0.1406 INCHES NOMINAL IN
NSN3040-00-570-3492
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SM-B-187554 TITLE COMPONENT PN SM-B-187554 MFR SM-B-187554
KEY FEATURES
•
LENGTH FROM PIVOT PINHOLE CENTERLINE TO POINT OF ENGAGEMENT: 0.1406 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.0781 INCHES NOMINAL IN
•
MATERIAL: STEEL AND COPPER ALLOY
•
STYLE DESIGNATOR: RECTANGULAR, BOTTOM HOOK
•
PIVOT PIN HOLE DIAMETER: 0.129 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESPAWL HAS HUB WITH 0.164 IN.DIA SET SCREW HOLE;PAWL END IS OFFSET 90 DEG TO SHAFT HUB;DEPTH FROM PIVOT PINHOLE CENTERLINE TO POINT OF ENGAGEMENT:0.3588 IN.NOM;LENGTH FROM PIVOT PINHOLE CENTERLINE TO POINT OF ENGAGEMENT:0.335 IN.NOM;SURFACE FINISH:PHOSPHATE COATED AND COPPER AND CADMIUM IN
LENGTH FROM PIVOT PINHOLE CENTERLINE TO POINT OF ENGAGEMENT0.1406 INCHES NOMINAL IN
OVERALL LENGTH0.6562 INCHES NOMINAL IN
MATERIAL THICKNESS0.0781 INCHES NOMINAL IN
MATERIALSTEEL AND COPPER ALLOY
STYLE DESIGNATORRECTANGULAR, BOTTOM HOOK
PIVOT PIN HOLE DIAMETER0.129 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
A42555Interchangeable
interchangeable cross-reference
interchangeable
56613Interchangeable
interchangeable cross-reference
interchangeable
1-748-4Interchangeable
interchangeable cross-reference
interchangeable
8808Interchangeable
interchangeable cross-reference
interchangeable
56613AInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM-B-187554?
SM-B-187554 is a SM-B-187554.
What parts can replace SM-B-187554?
There are 5 known substitutes for SM-B-187554: A42555, 56613, 1-748-4 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-B-187554?
SM-B-187554 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-570-3492. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026