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Technical Data Sheet
PartsTable / COMPONENT / 0900555-4
0900555-4 ✓ 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,MACHINE is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN, thread_length: 0.750 INCHES MINIMUM IN, screw_material: STEEL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-290-2569, 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
0900555-4
NSN: 5305-00-290-2569
FSC: 5305
CAGE: 92392 — ALLIS-CHALMERS CORP (USA)
SPECIFICATIONS
head_styleROUND
head_height0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN
thread_length0.750 INCHES MINIMUM IN
screw_materialSTEEL
fastener_length0.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
minimum_tensile_strength60000 POUNDS PER SQUARE INCH LBS
thread_quantity_per_inch32
NSN5305-00-290-2569
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 0900555-4 · 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: 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OR 66 FED STD SINGLE MATERIAL RESPONSE
•
THREAD QUANTITY PER INCH: 32
•
THREAD DIRECTION: RIGHT-HAND
•
INTERNAL DRIVE STYLE: SLOT
•
MINIMUM TENSILE STRENGTH: 60000 POUNDS PER SQUARE INCH LBS
•
THREAD CLASS: 2A A
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 1S STYLE
TECHNICAL CHARACTERISTICS (FLIS)
HEAD HEIGHT0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OR 66 FED STD SINGLE MATERIAL RESPONSE
THREAD QUANTITY PER INCH32
THREAD DIRECTIONRIGHT-HAND
INTERNAL DRIVE STYLESLOT
MINIMUM TENSILE STRENGTH60000 POUNDS PER SQUARE INCH LBS
THREAD CLASS2A A
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 1S STYLE
THREAD LENGTH0.750 INCHES MINIMUM IN
HEAD DIAMETER0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
5137HAInterchangeable
interchangeable cross-reference
interchangeable
X419Interchangeable
interchangeable cross-reference
interchangeable
419Interchangeable
interchangeable cross-reference
interchangeable
FFS92TYPE1STYLE2SInterchangeable
interchangeable cross-reference
interchangeable
6286Interchangeable
interchangeable cross-reference
interchangeable
AN510-10-16Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0900555-4?
0900555-4 is a SCREW,MACHINE.
What parts can replace 0900555-4?
There are 24 known substitutes for 0900555-4: 5137HA, X419, 419 and 21 more. Substitute compatibility should be verified for your specific system.
Is 0900555-4 still available?
0900555-4 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026