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90283A148 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

90283A148: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: PAN NO. 2, head_height: 0.082 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.270 INCHES NOMINAL IN, thread_length: 0.500 INCHES NOMINAL IN, screw_material: STEEL.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-592-8855, 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
90283A148
NSN: 5305-01-592-8855
FSC: 5305 — Screws
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
head_stylePAN NO. 2
head_height0.082 INCHES NOMINAL IN
thread_class2A A
head_diameter0.270 INCHES NOMINAL IN
thread_length0.500 INCHES NOMINAL IN
screw_materialSTEEL
fastener_length0.500 INCHES NOMINAL IN
hardness_rating60.0 ROCKWELL B MINIMUM
thread_directionRIGHT-HAND
internal_drive_styleSLOT
head_surface_treatmentZINC
end_item_identification3825-01-577-2713 DISTRIBUTOR, WATER, TANK TYPE
NSN5305-01-592-8855
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 90283A148 · 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: 0.082 INCHES NOMINAL IN
•
SCREW SURFACE TREATMENT: ZINC
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES NOMINAL IN
•
HARDNESS RATING: 60.0 ROCKWELL B MINIMUM
•
BEARING SURFACE OF HEAD SURFACE TREATMENT: ZINC
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD SURFACE TREATMENT: ZINC
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.082 INCHES NOMINAL IN
SCREW SURFACE TREATMENTZINC
FASTENER LENGTH0.500 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES NOMINAL IN
HARDNESS RATING60.0 ROCKWELL B MINIMUM
BEARING SURFACE OF HEAD SURFACE TREATMENTZINC
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD SURFACE TREATMENTZINC
HEAD STYLEPAN NO. 2
THREAD DIRECTIONRIGHT-HAND
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 90283A148?
90283A148 is a SCREW,MACHINE.
What is the NSN for 90283A148?
90283A148 is cataloged in the U.S. Government catalog under NSN 5305-01-592-8855. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.