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D20418-0039 — SCREW,ASSEMBLED WASHER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

D20418-0039: SCREW,ASSEMBLED WASHER.

The SCREW,ASSEMBLED WASHER is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, head_height: 0.190 INCHES NOMINAL IN, thread_class: 2A A, fastener_length: 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN, thread_direction: RIGHT-HAND, surface_treatment: CADMIUM AND CHROMATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-189-7435, 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
D20418-0039
NSN: 5305-01-189-7435
FSC: 5305 — Screws
CAGE: 71468 — ITT CANNON LLC (USA)
SPECIFICATIONS
head_styleHEXAGON
head_height0.190 INCHES NOMINAL IN
thread_class2A A
fastener_length0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
washer_quantity2
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_between_flats0.172 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
primary_washer_styleFLAT
nominal_thread_diameter0.112 INCHES IN
thread_quantity_per_inch40
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-01-189-7435
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: D20418-0039 · 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: 0.190 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
•
SECONDARY WASHER RELATIONSHIP TO PRIMARY WASHER: NOT IDENTICAL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.112 INCHES IN
•
HEAD STYLE: HEXAGON
•
PRIMARY WASHER STYLE: FLAT
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.190 INCHES NOMINAL IN
FASTENER LENGTH0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN
SECONDARY WASHER RELATIONSHIP TO PRIMARY WASHERNOT IDENTICAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES IN
HEAD STYLEHEXAGON
PRIMARY WASHER STYLEFLAT
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.172 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN
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 D20418-0039?
D20418-0039 is a SCREW,ASSEMBLED WASHER.
What is the NSN for D20418-0039?
D20418-0039 is cataloged in the U.S. Government catalog under NSN 5305-01-189-7435. This indicates validated use in U.S. government and defense supply chains.
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