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PartsTable / COMPONENT / MIL-001-299
MIL-001-299 ✓ 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 color: BLACK OVERALL, material: STEEL OVERALL, head_style: FILLISTER, thread_class: 2A A, thread_length: 1.000 INCHES NOMINAL IN, fastener_length: 1.00 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-566-0732, 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
MIL-001-299
NSN: 5305-01-566-0732
FSC: 5305
CAGE: 0UJB5 — FASCAN INTERNATIONAL, INC. (USA)
SPECIFICATIONS
colorBLACK OVERALL
materialSTEEL OVERALL
head_styleFILLISTER
thread_class2A A
thread_length1.000 INCHES NOMINAL IN
fastener_length1.00 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentOXIDE OVERALL
internal_drive_styleHEXAGON
end_item_identification2590-01-558-3273; MRAP - COUGAR
nominal_thread_diameter0.250 INCHES IN
minimum_tensile_strength180000 POUNDS PER SQUARE INCH LBS
NSN5305-01-566-0732
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MIL-001-299 · 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
•
INTERNAL DRIVE STYLE: HEXAGON
•
FASTENER LENGTH: 1.00 INCHES NOMINAL IN
•
HEAD STYLE: FILLISTER
•
THREAD LENGTH: 1.000 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD QUANTITY PER INCH: 20
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL DRIVE STYLEHEXAGON
FASTENER LENGTH1.00 INCHES NOMINAL IN
END ITEM IDENTIFICATION2590-01-558-3273; MRAP - COUGAR
HEAD STYLEFILLISTER
THREAD LENGTH1.000 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH LBS
THREAD CLASS2A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
NSK5299Interchangeable
interchangeable cross-reference
interchangeable
8526214Interchangeable
interchangeable cross-reference
interchangeable
51356Interchangeable
interchangeable cross-reference
interchangeable
31A40-02101Interchangeable
interchangeable cross-reference
interchangeable
502007Interchangeable
interchangeable cross-reference
interchangeable
LF3537Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-001-299?
MIL-001-299 is a SCREW,CAP,SOCKET HEAD.
What parts can replace MIL-001-299?
There are 6 known substitutes for MIL-001-299: NSK5299, 8526214, 51356 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-001-299?
MIL-001-299 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-566-0732. 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