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4322644 PC 60 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4322644 PC 60: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: ROUND, thread_class: 2A A, screw_material: STEEL, fastener_length: 0.250 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, nominal_thread_diameter: 0.250 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-474-1378, 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
4322644 PC 60
NSN: 5305-01-474-1378
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
head_styleROUND
thread_class2A A
screw_materialSTEEL
fastener_length0.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
nominal_thread_diameter0.250 INCHES IN
screw_surface_treatmentZINC OR CADMIUM
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
screw_material_document_and_classificationFF-S-92 FED SPEC 1ST MATERIAL RESPONSE
screw_surface_treatment_document_and_classificationQQ-Z-325,TYPE2,CLASS2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TYPE1,CLASSC FED SPEC 2ND TREATMENT RESPONSE
NSN5305-01-474-1378
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4322644 PC 60 · 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
•
SCREW SURFACE TREATMENT: ZINC OR CADMIUM
•
FASTENER LENGTH: 0.250 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: FF-S-92 FED SPEC 1ST MATERIAL RESPONSE
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: ROUND
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: STEEL
•
THREAD CLASS: 2A A
TECHNICAL CHARACTERISTICS
SCREW SURFACE TREATMENTZINC OR CADMIUM
FASTENER LENGTH0.250 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONFF-S-92 FED SPEC 1ST MATERIAL RESPONSE
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEROUND
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL
THREAD CLASS2A A
THREAD QUANTITY PER INCH20
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES 10
124-4364818 PC 33Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
124-5563777 PC 43Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
124-4364812 PC 41Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
124-4498686 PC 43Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
124-4322640 PC 31Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
124-5588671 PC 59Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 4322644 PC 60?
4322644 PC 60 is a SCREW,MACHINE.
What parts can replace 4322644 PC 60?
There are 10 known substitutes for 4322644 PC 60: 124-4364818 PC 33, 124-5563777 PC 43, 124-4364812 PC 41 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4322644 PC 60?
4322644 PC 60 is cataloged in the U.S. Government catalog under NSN 5305-01-474-1378. This indicates validated use in U.S. government and defense supply chains.
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