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Technical Data Sheet
PartsTable / COMPONENT / 73509
73509 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

MASK,FACE,CARDIOPULMONARY RESUSC. Key specifications include material: PLASTIC, size_designation: UNIVERSAL, accessory_components_and_quantity: HEAD STRAP 1; COUPLING 1; PRE INFLATE CUSHION 1, part_name_assigned_by_controlling_agency: MASK ORONASAL UNIV SZ C/O HEAD STRAP COUPLING&PREINFLATE CUSHION. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-483-6902, 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
73509
NSN: 5305-00-483-6902
FSC: 5305
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialPLASTIC
size_designationUNIVERSAL
accessory_components_and_quantityHEAD STRAP 1; COUPLING 1; PRE INFLATE CUSHION 1
part_name_assigned_by_controlling_agencyMASK ORONASAL UNIV SZ C/O HEAD STRAP COUPLING&PREINFLATE CUSHION
NSN5305-00-483-6902
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 73509 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FASTENER LENGTH: 3.270 INCHES NOMINAL IN
•
HEAD HOLE CONFIGURATION STYLE: ROUND LONGITUDINAL HOLE
•
THREAD LENGTH: 0.650 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN
•
THREAD CLASS: 2A A
•
SCREW MATERIAL: STEEL
•
HEAD HEIGHT: 0.350 INCHES NOMINAL IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
HOLE DIAMETER: 0.070 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH3.270 INCHES NOMINAL IN
HEAD HOLE CONFIGURATION STYLEROUND LONGITUDINAL HOLE
THREAD LENGTH0.650 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN
THREAD CLASS2A A
SCREW MATERIALSTEEL
HEAD HEIGHT0.350 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HOLE DIAMETER0.070 INCHES NOMINAL IN
THREAD QUANTITY PER INCH20
HEAD STYLEFLAT CHAMFER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
HCS64184Interchangeable
interchangeable cross-reference
interchangeable
AE-5000Interchangeable
interchangeable cross-reference
interchangeable
73509Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 73509?
73509 is a MASK,FACE,CARDIOPULMONARY RESUSC.
What parts can replace 73509?
There are 3 known substitutes for 73509: HCS64184, AE-5000, 73509. Substitute compatibility should be verified for your specific system.
Is 73509 still available?
73509 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026