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91800A228 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

91800A228: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN, head_height: 2.6 MILLIMETERS NOMINAL MM, head_diameter: 7.0 MILLIMETERS NOMINAL MM, thread_length: 20.0 MILLIMETERS NOMINAL MM, screw_material: STEEL CORROSION RESISTING, fastener_length: 20.0 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-586-6540, 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
91800A228
NSN: 5305-01-586-6540
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
head_stylePAN
head_height2.6 MILLIMETERS NOMINAL MM
head_diameter7.0 MILLIMETERS NOMINAL MM
thread_length20.0 MILLIMETERS NOMINAL MM
screw_materialSTEEL CORROSION RESISTING
fastener_length20.0 MILLIMETERS NOMINAL MM
hardness_rating80.0 ROCKWELL B MINIMUM
thread_directionRIGHT-HAND
internal_drive_styleSLOT
end_item_identification2330-01-547-0698 TRAILER, MINE DETONATOR
nominal_thread_diameter4.0 MILLIMETERS MM
minimum_tensile_strength72000 POUNDS PER SQUARE INCH LBS
NSN5305-01-586-6540
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 91800A228 · 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: 2.6 MILLIMETERS NOMINAL MM
•
EXTERNAL THREAD TOLERANCE CLASS: 6G G
•
FASTENER LENGTH: 20.0 MILLIMETERS NOMINAL MM
•
THREAD PITCH IN MILLIMETERS: 0.7
•
THREAD LENGTH: 20.0 MILLIMETERS NOMINAL MM
•
HARDNESS RATING: 80.0 ROCKWELL B MINIMUM
•
NOMINAL THREAD DIAMETER: 4.0 MILLIMETERS MM
•
HEAD STYLE: PAN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT2.6 MILLIMETERS NOMINAL MM
EXTERNAL THREAD TOLERANCE CLASS6G G
FASTENER LENGTH20.0 MILLIMETERS NOMINAL MM
THREAD PITCH IN MILLIMETERS0.7
THREAD LENGTH20.0 MILLIMETERS NOMINAL MM
HARDNESS RATING80.0 ROCKWELL B MINIMUM
NOMINAL THREAD DIAMETER4.0 MILLIMETERS MM
HEAD STYLEPAN
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL CORROSION RESISTING
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 91800A228?
91800A228 is a SCREW,MACHINE.
What is the NSN for 91800A228?
91800A228 is cataloged in the U.S. Government catalog under NSN 5305-01-586-6540. This indicates validated use in U.S. government and defense supply chains.
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