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1905644 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1905644: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN, thread_length: 0.562 INCHES MAXIMUM IN, fastener_length: 0.562 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-043-5429, 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
1905644
NSN: 5305-00-043-5429
FSC: 5305 — Screws
CAGE: 1LW55 — BORGWARNER PDS (ANDERSON), L.L.C. (USA)
SPECIFICATIONS
head_styleROUND
head_height0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN
thread_length0.562 INCHES MAXIMUM IN
screw_materialSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020
fastener_length0.562 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.190 INCHES IN
screw_surface_treatmentCADMIUM OR ZINC
thread_quantity_per_inch32
NSN5305-00-043-5429
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1905644 · 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: 0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: CADMIUM OR ZINC
•
FASTENER LENGTH: 0.562 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC ALL MATERIAL RESPONSES
•
THREAD LENGTH: 0.562 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: ROUND
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTCADMIUM OR ZINC
FASTENER LENGTH0.562 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC ALL MATERIAL RESPONSES
THREAD LENGTH0.562 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEROUND
THREAD DIRECTIONRIGHT-HAND
NONDEFINITIVE SPEC/STD DATA1S STYLE AND I TYPE
SCREW MATERIALSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020
SUBSTITUTES & CROSS-REFERENCES 2
435429Reference document
Same NSN cross-reference
Reference document — Secondary reference
FFS92TYPE1STYLE1SReference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1905644?
1905644 is a SCREW,MACHINE.
What parts can replace 1905644?
There are 2 known substitutes for 1905644: 435429, FFS92TYPE1STYLE1S. Substitute compatibility should be verified for your specific system.
What is the NSN for 1905644?
1905644 is cataloged in the U.S. Government catalog under NSN 5305-00-043-5429. This indicates validated use in U.S. government and defense supply chains.
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