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PartsTable / COMPONENT / 91253A196
91253A196 ✓ 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,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT COUNTERSUNK UNDERCUT, head_height: 0.114 INCHES NOMINAL IN, head_diameter: 0.302 INCHES NOMINAL IN, thread_length: 0.488 INCHES NOMINAL IN, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-358-7788, 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
91253A196
NSN: 5305-01-358-7788
FSC: 5305
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT COUNTERSUNK UNDERCUT
head_height0.114 INCHES NOMINAL IN
head_diameter0.302 INCHES NOMINAL IN
thread_length0.488 INCHES NOMINAL IN
thread_directionRIGHT-HAND
countersink_angle135.0 DEGREES NOMINAL
width_across_flats0.094 INCHES NOMINAL IN
internal_drive_styleHEXAGON
end_item_identification1005-01-347-4857,BARRETT .50 CALIBER SEMI-AUTOMATIC RIFLE,MODEL 82A1A
NSN5305-01-358-7788
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91253A196 · 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
•
THREAD LENGTH: 0.488 INCHES NOMINAL IN
•
COUNTERSINK ANGLE: 135.0 DEGREES NOMINAL
•
THREAD DIRECTION: RIGHT-HAND
•
MATERIAL: STEEL OVERALL
•
HEAD HEIGHT: 0.114 INCHES NOMINAL IN
•
INTERNAL DRIVE STYLE: HEXAGON
•
HEAD STYLE: FLAT COUNTERSUNK UNDERCUT
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.488 INCHES NOMINAL IN
COUNTERSINK ANGLE135.0 DEGREES NOMINAL
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
END ITEM IDENTIFICATION1005-01-347-4857,BARRETT .50 CALIBER SEMI-AUTOMATIC RIFLE,MODEL 82A1A
HEAD HEIGHT0.114 INCHES NOMINAL IN
INTERNAL DRIVE STYLEHEXAGON
HEAD STYLEFLAT COUNTERSUNK UNDERCUT
HEAD DIAMETER0.302 INCHES NOMINAL IN
WIDTH ACROSS FLATS0.094 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
1330-G872Interchangeable
interchangeable cross-reference
interchangeable
82-1-31Interchangeable
interchangeable cross-reference
interchangeable
3L12X1AInterchangeable
interchangeable cross-reference
interchangeable
2726Interchangeable
interchangeable cross-reference
interchangeable
FFB171/03J12A2EInterchangeable
interchangeable cross-reference
interchangeable
1375-M420Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 91253A196?
91253A196 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 91253A196?
There are 9 known substitutes for 91253A196: 1330-G872, 82-1-31, 3L12X1A and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 91253A196?
91253A196 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-358-7788. 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