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SB211-250-21MM — SB211-250-21MM

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SB211-250-21MM: SB211-250-21MM.

The SB211-250-21MM is a the manufacturer industrial component. Key specifications include outside_diameter: 1.100 INCHES NOMINAL IN, style_designator: ROUND, attachment_method: NUT, overall_thickness: 0.670 INCHES NOMINAL IN, nominal_thread_size: 0.250 INCHES SCREW HOLE IN, gripping_surface_condition: GRIP AID. This part is cataloged in the U.S.

Government catalog under NSN 5355-01-373-5489, 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
SB211-250-21MM
NSN: 5355-01-373-5489
FSC: 5355 — Knobs and Pointers
CAGE: 59270 — SELCO PRODUCTS INC (USA)
SPECIFICATIONS
outside_diameter1.100 INCHES NOMINAL IN
style_designatorROUND
attachment_methodNUT
overall_thickness0.670 INCHES NOMINAL IN
nominal_thread_size0.250 INCHES SCREW HOLE IN
gripping_surface_conditionGRIP AID
NSN5355-01-373-5489
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SB211-250-21MM TITLE COMPONENT PN SB211-250-21MM MFR SB211-250-21MM
KEY FEATURES
•
OVERALL THICKNESS: 0.670 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
OUTSIDE DIAMETER: 1.100 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.250 INCHES SCREW HOLE IN
•
GRIPPING SURFACE CONDITION: GRIP AID
•
COLOR: BLACK
•
ATTACHMENT METHOD: NUT
TECHNICAL CHARACTERISTICS
OVERALL THICKNESS0.670 INCHES NOMINAL IN
STYLE DESIGNATORROUND
OUTSIDE DIAMETER1.100 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.250 INCHES SCREW HOLE IN
GRIPPING SURFACE CONDITIONGRIP AID
COLORBLACK
ATTACHMENT METHODNUT
SUBSTITUTES & CROSS-REFERENCES 1
4-10047Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SB211-250-21MM?
SB211-250-21MM is a SB211-250-21MM.
What parts can replace SB211-250-21MM?
There is 1 known substitute for SB211-250-21MM: 4-10047. Substitute compatibility should be verified for your specific system.
What is the NSN for SB211-250-21MM?
SB211-250-21MM is cataloged in the U.S. Government catalog under NSN 5355-01-373-5489. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.