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03344-02 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

03344-02: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL PROPERTY CLASS 10.9 OVERALL, head_style: HEXAGON, head_height: 7.5 MILLIMETERS NOMINAL MM, thread_length: 30.0 MILLIMETERS MINIMUM AND 38.8 MILLIMETERS MAXIMUM MM, fastener_length: 45.0 MILLIMETERS NOMINAL MM, hardness_rating: 32.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-580-2871, 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
03344-02
NSN: 5305-01-580-2871
FSC: 5305 — Screws
CAGE: 14153 — DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA (USA)
SPECIFICATIONS
materialSTEEL PROPERTY CLASS 10.9 OVERALL
head_styleHEXAGON
head_height7.5 MILLIMETERS NOMINAL MM
thread_length30.0 MILLIMETERS MINIMUM AND 38.8 MILLIMETERS MAXIMUM MM
fastener_length45.0 MILLIMETERS NOMINAL MM
hardness_rating32.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentZINC OVERALL
width_between_flats19.0 MILLIMETERS NOMINAL MM
end_item_identificationMRAP; RG31-MK5E; MAXXPRO; MRAP BUFFALO MK2A2
nominal_thread_diameter12.0 MILLIMETERS MM
minimum_tensile_strength145000 POUNDS PER SQUARE INCH LBS
NSN5305-01-580-2871
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 03344-02 · 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
•
HEAD HEIGHT: 7.5 MILLIMETERS NOMINAL MM
•
EXTERNAL THREAD TOLERANCE CLASS: 6G G
•
FASTENER LENGTH: 45.0 MILLIMETERS NOMINAL MM
•
THREAD PITCH IN MILLIMETERS: 1.7
•
THREAD LENGTH: 30.0 MILLIMETERS MINIMUM AND 38.8 MILLIMETERS MAXIMUM MM
•
HARDNESS RATING: 32.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
•
NOMINAL THREAD DIAMETER: 12.0 MILLIMETERS MM
•
HEAD STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
HEAD HEIGHT7.5 MILLIMETERS NOMINAL MM
EXTERNAL THREAD TOLERANCE CLASS6G G
FASTENER LENGTH45.0 MILLIMETERS NOMINAL MM
THREAD PITCH IN MILLIMETERS1.7
THREAD LENGTH30.0 MILLIMETERS MINIMUM AND 38.8 MILLIMETERS MAXIMUM MM
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
NOMINAL THREAD DIAMETER12.0 MILLIMETERS MM
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS19.0 MILLIMETERS NOMINAL MM
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
95327A678Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 03344-02?
03344-02 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 03344-02?
There is 1 known substitute for 03344-02: 95327A678. Substitute compatibility should be verified for your specific system.
What is the NSN for 03344-02?
03344-02 is cataloged in the U.S. Government catalog under NSN 5305-01-580-2871. This indicates validated use in U.S. government and defense supply chains.
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