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623172-1 — FLANGE,AIRCRAFT,LANDING

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

623172-1: FLANGE,AIRCRAFT,LANDING.

The FLANGE,AIRCRAFT,LANDING is a the manufacturer industrial component. Key specifications include overall_depth: 0.620 INCHES NOMINAL IN, inside_diameter: 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN, outside_diameter: 0.880 INCHES NOMINAL IN, screw_drive_type: HEXAGON SOCKET, style_designator: ROUND WITH BAR FACE, attachment_method: SETSCREWS. This part is cataloged in the U.S.

Government catalog under NSN 5355-00-321-4678, 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
623172-1
NSN: 5355-00-321-4678
NIINs: 003214678, 017032148
FSC: 5355 — Knobs and Pointers
CAGE: 07217 — HONEYWELL LIMITED DBA HONEYWELL AEROSPACE TORONTO DIV AEROSPACE-TORONTO (CAN)
SPECIFICATIONS
overall_depth0.620 INCHES NOMINAL IN
inside_diameter0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
outside_diameter0.880 INCHES NOMINAL IN
screw_drive_typeHEXAGON SOCKET
style_designatorROUND WITH BAR FACE
attachment_methodSETSCREWS
overall_thickness0.750 INCHES NOMINAL IN
reference_markingARROW
nominal_thread_size0.164 INCHES SCREW HOLE IN
setscrew_hole_quantity2
thread_quantity_per_inch32 SCREW HOLE
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SCREW HOLE
NSN5355-00-321-4678
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FLANGE,AIRCRAFT,LANDING TITLE COMPONENT PN 623172-1 MFR FLANGE,AIRCRAFT,LANDIN
KEY FEATURES
•
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE: 0.310 INCHES NOMINAL IN
•
SHAFT ACCOMMODATION STYLE: ROUND
•
OVERALL THICKNESS: 0.750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND WITH BAR FACE
•
OUTSIDE DIAMETER: 0.880 INCHES NOMINAL IN
•
REFERENCE MARKING: ARROW
•
SETSCREW HOLE QUANTITY: 2
•
NOMINAL THREAD SIZE: 0.164 INCHES SCREW HOLE IN
TECHNICAL CHARACTERISTICS
DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE0.310 INCHES NOMINAL IN
SHAFT ACCOMMODATION STYLEROUND
OVERALL THICKNESS0.750 INCHES NOMINAL IN
STYLE DESIGNATORROUND WITH BAR FACE
OUTSIDE DIAMETER0.880 INCHES NOMINAL IN
REFERENCE MARKINGARROW
SETSCREW HOLE QUANTITY2
NOMINAL THREAD SIZE0.164 INCHES SCREW HOLE IN
INSIDE DIAMETER0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN
GRIPPING SURFACE CONDITIONSMOOTH
SUBSTITUTES & CROSS-REFERENCES 2
533-158-13Reference document
Same NSN cross-reference
Reference document — Secondary reference
ST5M1253-302AReference 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 623172-1?
623172-1 is a FLANGE,AIRCRAFT,LANDING.
What parts can replace 623172-1?
There are 2 known substitutes for 623172-1: 533-158-13, ST5M1253-302A. Substitute compatibility should be verified for your specific system.
What is the NSN for 623172-1?
623172-1 is cataloged in the U.S. Government catalog under NSN 5355-00-321-4678. 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.