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PartsTable / COMPONENT / HL12979PC224
HL12979PC224 ✓ 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: FILLISTER, head_height: 0.233 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.590 INCHES MINIMUM AND 0.622 INCHES MAXIMUM IN, thread_length: 1.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN, screw_material: STEEL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-088-9051, 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
HL12979PC224
NSN: 5305-00-088-9051
FSC: 5305
CAGE: 93236 — DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.233 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.590 INCHES MINIMUM AND 0.622 INCHES MAXIMUM IN
thread_length1.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
screw_materialSTEEL
fastener_length1.609 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.375 INCHES IN
minimum_tensile_strength60000 POUNDS PER SQUARE INCH LBS
thread_quantity_per_inch16
NSN5305-00-088-9051
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: HL12979PC224 · 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
•
HEAD DIAMETER: 0.590 INCHES MINIMUM AND 0.622 INCHES MAXIMUM IN
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 4S STYLE
•
FASTENER LENGTH: 1.609 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
•
SCREW MATERIAL: STEEL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
MINIMUM TENSILE STRENGTH: 60000 POUNDS PER SQUARE INCH LBS
•
THREAD LENGTH: 1.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY FASTENER LENGTH AND THREAD CLASS
TECHNICAL CHARACTERISTICS (FLIS)
HEAD DIAMETER0.590 INCHES MINIMUM AND 0.622 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 4S STYLE
FASTENER LENGTH1.609 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
SCREW MATERIALSTEEL
NOMINAL THREAD DIAMETER0.375 INCHES IN
MINIMUM TENSILE STRENGTH60000 POUNDS PER SQUARE INCH LBS
THREAD LENGTH1.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY FASTENER LENGTH AND THREAD CLASS
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
1569NInterchangeable
interchangeable cross-reference
interchangeable
24589Interchangeable
interchangeable cross-reference
interchangeable
FFS92TYPE1STYLE4SInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HL12979PC224?
HL12979PC224 is a SCREW,MACHINE.
What parts can replace HL12979PC224?
There are 3 known substitutes for HL12979PC224: 1569N, 24589, FFS92TYPE1STYLE4S. Substitute compatibility should be verified for your specific system.
What is the NSN for HL12979PC224?
HL12979PC224 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-088-9051. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026