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N44P21016C6 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

N44P21016C6: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FILLISTER, thread_class: 2A A, fastener_length: 1.000 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 5305-01-004-0273, 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
N44P21016C6
NSN: 5305-01-004-0273
FSC: 5305 — Screws
CAGE: 01288 — GENERAL ELECTRIC CO DIRECT CURRENT MOTOR AND GENERATOR DEPT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFILLISTER
thread_class2A A
fastener_length1.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-01-004-0273
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: N44P21016C6 · 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: 1.000 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD CLASS: 2A A
•
THREAD QUANTITY PER INCH: 20
•
MATERIAL: STEEL OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS
FASTENER LENGTH1.000 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2A A
THREAD QUANTITY PER INCH20
MATERIALSTEEL OVERALL
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.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES 1
1473342PC69Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is N44P21016C6?
N44P21016C6 is a SCREW,CAP,SOCKET HEAD.
What parts can replace N44P21016C6?
There is 1 known substitute for N44P21016C6: 1473342PC69. Substitute compatibility should be verified for your specific system.
What is the NSN for N44P21016C6?
N44P21016C6 is cataloged in the U.S. Government catalog under NSN 5305-01-004-0273. 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.