PartsTable
Technical Data Sheet
878779-224 ✓ 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

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN NO. 2, head_height: 0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, thread_length: 0.313 INCHES MINIMUM IN, screw_material: PLASTIC POLYHEXAMETHYLENE AMIDE.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-087-0867, 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
878779-224
NSN: 5305-00-087-0867
FSC: 5305
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
head_stylePAN NO. 2
head_height0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
thread_length0.313 INCHES MINIMUM IN
screw_materialPLASTIC POLYHEXAMETHYLENE AMIDE
fastener_length0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.138 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-00-087-0867
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 878779-224 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
39Interchangeable
interchangeable cross-reference
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B5301Interchangeable
interchangeable cross-reference
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9435Interchangeable
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HKPFUSEH0LDERCAPInterchangeable
interchangeable cross-reference
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9435-1-2Interchangeable
interchangeable cross-reference
interchangeable
878779-224Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 878779-224?
878779-224 is a SCREW,MACHINE.
What parts can replace 878779-224?
There are 20 known substitutes for 878779-224: 39, B5301, 9435 and 17 more. Substitute compatibility should be verified for your specific system.
Is 878779-224 still available?
878779-224 is currently cancelled.
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