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1889621 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1889621: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, head_height: 0.107 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN, head_diameter: 0.373 INCHES MINIMUM AND 0.392 INCHES MAXIMUM IN, hole_diameter: 0.046 INCHES NOMINAL IN, thread_length: 0.625 INCHES MINIMUM IN, screw_material: STEEL. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-262-9686, 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
1889621
NSN: 5305-00-262-9686
FSC: 5305 — Screws
CAGE: 1LW55 — BORGWARNER PDS (ANDERSON), L.L.C. (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.107 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
head_diameter0.373 INCHES MINIMUM AND 0.392 INCHES MAXIMUM IN
hole_diameter0.046 INCHES NOMINAL IN
hole_quantity1
thread_length0.625 INCHES MINIMUM IN
screw_materialSTEEL
fastener_length1.125 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.190 INCHES IN
screw_surface_treatmentCADMIUM
NSN5305-00-262-9686
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1889621 · 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 0.123 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT: CADMIUM
•
FASTENER LENGTH: 1.125 INCHES NOMINAL IN
•
THREAD LENGTH: 0.625 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: FILLISTER
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.107 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
SCREW SURFACE TREATMENTCADMIUM
FASTENER LENGTH1.125 INCHES NOMINAL IN
THREAD LENGTH0.625 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL
NONSTANDARD THREAD PITCH DIAMETER+0.1670 TO 0.1697 INCHES IN
INTERNAL DRIVE STYLESLOT
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1889621?
1889621 is a SCREW,MACHINE.
What is the NSN for 1889621?
1889621 is cataloged in the U.S. Government catalog under NSN 5305-00-262-9686. 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.