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PartsTable / COMPONENT / SM-B-171537
SM-B-171537 ✓ 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 COLLAR,SHAFT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1213, thickness: 0.500 INCHES NOMINAL IN, bore_diameter: 0.2500 INCHES NOMINAL IN, outside_diameter: 0.562 INCHES NOMINAL IN, style_designator: PLAIN ROUND, surface_treatment: OXIDE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-322-5581, 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-171537
NSN: 3040-00-322-5581
FSC: 3040
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)
SPECIFICATIONS
materialSTEEL COMP 1213
thickness0.500 INCHES NOMINAL IN
bore_diameter0.2500 INCHES NOMINAL IN
outside_diameter0.562 INCHES NOMINAL IN
style_designatorPLAIN ROUND
surface_treatmentOXIDE
nominal_thread_size0.190 INCHES ALL HOLES IN
securing_hole_quantity2
securing_hole_type_and_locationTHREADED ALL HOLES
material_document_and_classificationFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1113 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1113 ASSN STD SINGLE MATERIAL RESPONSE
screw_thread_series_designator_and_locationALL HOLES UNF
angle_between_centerlines_of_securing_holes_in_deg117.0
NSN3040-00-322-5581
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available COLLAR,SHAFT TITLE COMPONENT PN SM-B-171537 MFR COLLAR,SHAFT
KEY FEATURES
•
OUTSIDE DIAMETER: 0.562 INCHES NOMINAL IN
•
SECURING HOLE QUANTITY: 2
•
SECURING HOLE TYPE AND LOCATION: THREADED ALL HOLES
•
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1113 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1113 ASSN STD SINGLE MATERIAL RESPONSE
•
NOMINAL THREAD SIZE: 0.190 INCHES ALL HOLES IN
•
STYLE DESIGNATOR: PLAIN ROUND
•
SURFACE TREATMENT: OXIDE
•
MATERIAL: STEEL COMP 1213
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.562 INCHES NOMINAL IN
SECURING HOLE QUANTITY2
SECURING HOLE TYPE AND LOCATIONTHREADED ALL HOLES
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1113 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1113 ASSN STD SINGLE MATERIAL RESPONSE
NOMINAL THREAD SIZE0.190 INCHES ALL HOLES IN
STYLE DESIGNATORPLAIN ROUND
SURFACE TREATMENTOXIDE
MATERIALSTEEL COMP 1213
BORE DIAMETER0.2500 INCHES NOMINAL IN
SCREW THREAD SERIES DESIGNATOR AND LOCATIONALL HOLES UNF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
B1AInterchangeable
interchangeable cross-reference
interchangeable
RP064-69NE51Interchangeable
interchangeable cross-reference
interchangeable
21A00-0011Interchangeable
interchangeable cross-reference
interchangeable
14557Interchangeable
interchangeable cross-reference
interchangeable
A-A-625Interchangeable
interchangeable cross-reference
interchangeable
GGG-T-70 TY1SEBSTAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SM-B-171537?
SM-B-171537 is a COLLAR,SHAFT.
What parts can replace SM-B-171537?
There are 13 known substitutes for SM-B-171537: B1A, RP064-69NE51, 21A00-0011 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SM-B-171537?
SM-B-171537 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-00-322-5581. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026