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7251277-C-020 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

7251277-C-020: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, head_style: BUTTON, head_height: 0.077 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.298 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, thread_length: 0.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-511-0502, 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
7251277-C-020
NSN: 5305-01-511-0502
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
head_styleBUTTON
head_height0.077 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.298 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
thread_length0.375 INCHES NOMINAL IN
fastener_length0.375 INCHES NOMINAL IN
locking_featurePATCH THREADS
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.094 INCHES NOMINAL IN
internal_drive_styleHEXAGON
NSN5305-01-511-0502
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 7251277-C-020 · 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
•
WIDTH ACROSS FLATS: 0.094 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.077 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.375 INCHES NOMINAL IN
•
THREAD LENGTH: 0.375 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A479 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
HEAD STYLE: BUTTON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.094 INCHES NOMINAL IN
HEAD HEIGHT0.077 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
FASTENER LENGTH0.375 INCHES NOMINAL IN
THREAD LENGTH0.375 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A479 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD STYLEBUTTON
THREAD DIRECTIONRIGHT-HAND
NONDEFINITIVE SPEC/STD DATA8 TYPE
LOCKING FEATUREPATCH THREADS
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
FF-S-86Reference document
Same NSN cross-reference
Reference document — Identification reference
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 7251277-C-020?
7251277-C-020 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 7251277-C-020?
There is 1 known substitute for 7251277-C-020: FF-S-86. Substitute compatibility should be verified for your specific system.
What is the NSN for 7251277-C-020?
7251277-C-020 is cataloged in the U.S. Government catalog under NSN 5305-01-511-0502. This indicates validated use in U.S. government and defense supply chains.
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