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MIL-S-21385 — MIL-S-21385

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

MIL-S-21385: MIL-S-21385.

The MIL-S-21385 is a the manufacturer industrial component. Key specifications include skirt_style: FLARED, shank_length: 0.620 INCHES NOMINAL IN, inside_diameter: 0.621 INCHES NOMINAL IN, screw_drive_type: HEXAGON SOCKET, style_designator: CROWN, attachment_method: SETSCREWS. This part is cataloged in the U.S.

Government catalog under NSN 5355-01-466-4704, 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
MIL-S-21385
NSN: 5355-01-466-4704
FSC: 5355 — Knobs and Pointers
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
skirt_styleFLARED
shank_length0.620 INCHES NOMINAL IN
inside_diameter0.621 INCHES NOMINAL IN
screw_drive_typeHEXAGON SOCKET
style_designatorCROWN
attachment_methodSETSCREWS
nominal_thread_size0.164 INCHES SCREW HOLE IN
setscrew_hole_quantity2
skirt_outside_diameter0.880 INCHES NOMINAL IN
thread_pitch_diameters+0.040 TO 0.050 INCHES SCREW HOLE IN
thread_quantity_per_inch32 SCREW HOLE
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
NSN5355-01-466-4704
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MIL-S-21385 TITLE COMPONENT PN MIL-S-21385 MFR MIL-S-21385
KEY FEATURES
•
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE: 0.310 INCHES NOMINAL IN
•
SKIRT OUTSIDE DIAMETER: 0.880 INCHES NOMINAL IN
•
SHANK LENGTH: 0.620 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CROWN
•
THREAD PITCH DIAMETERS: +0.040 TO 0.050 INCHES SCREW HOLE IN
•
SETSCREW HOLE QUANTITY: 2
•
NOMINAL THREAD SIZE: 0.164 INCHES SCREW HOLE IN
•
INSIDE DIAMETER: 0.621 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.310 INCHES NOMINAL IN
SKIRT OUTSIDE DIAMETER0.880 INCHES NOMINAL IN
SHANK LENGTH0.620 INCHES NOMINAL IN
STYLE DESIGNATORCROWN
THREAD PITCH DIAMETERS+0.040 TO 0.050 INCHES SCREW HOLE IN
SETSCREW HOLE QUANTITY2
NOMINAL THREAD SIZE0.164 INCHES SCREW HOLE IN
INSIDE DIAMETER0.621 INCHES NOMINAL IN
GRIPPING SURFACE CONDITIONSMOOTH
COLORBLACK
OTHER ITEMS IN FSC 5355 — Knobs and Pointers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5355-00-000-5777 5355-00-001-2029 5355-00-001-2403 5355-00-001-4109 5355-00-001-4677 5355-00-001-4724 5355-00-001-4730 5355-00-001-4734
SUBSTITUTES & CROSS-REFERENCES 1
400HR010Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MIL-S-21385?
MIL-S-21385 is a MIL-S-21385.
What parts can replace MIL-S-21385?
There is 1 known substitute for MIL-S-21385: 400HR010. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-S-21385?
MIL-S-21385 is cataloged in the U.S. Government catalog under NSN 5355-01-466-4704. 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.