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91255A582 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91255A582: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: BUTTON, head_height: 0.152 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.527 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN, thread_length: 0.792 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-335-7066, 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
91255A582
NSN: 5305-01-335-7066
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleBUTTON
head_height0.152 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.527 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN
thread_length0.792 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
fastener_length0.875 INCHES NOMINAL IN
hardness_rating36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentOXIDE OVERALL
width_across_flats0.188 INCHES NOMINAL IN
internal_drive_styleHEXAGON
NSN5305-01-335-7066
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91255A582 · 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: 0.188 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.152 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.875 INCHES NOMINAL IN
•
THREAD LENGTH: 0.792 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE J429,GR8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
HEAD STYLE: BUTTON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.188 INCHES NOMINAL IN
HEAD HEIGHT0.152 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
FASTENER LENGTH0.875 INCHES NOMINAL IN
THREAD LENGTH0.792 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J429,GR8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES IN
HEAD STYLEBUTTON
THREAD DIRECTIONRIGHT-HAND
COLORBLACK OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
P03208Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 91255A582?
91255A582 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 91255A582?
There is 1 known substitute for 91255A582: P03208. Substitute compatibility should be verified for your specific system.
What is the NSN for 91255A582?
91255A582 is cataloged in the U.S. Government catalog under NSN 5305-01-335-7066. This indicates validated use in U.S. government and defense supply chains.
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