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08420 — SCREW,ASSEMBLED WASHER

✓ Government record, cited
Marmitek · BOLT SCREW
PRODUCT OVERVIEW

08420: SCREW,ASSEMBLED WASHER.

Only to be used with Audio Anywhere 630. Key specifications include material: STEEL COMP 1010 OVERALL, head_style: FILLISTER, head_height: 0.107 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN, head_diameter: 0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN, thread_length: 0.535 INCHES MINIMUM AND 0.555 INCHES MAXIMUM IN, fastener_length: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-699-1251, 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
08420
NSN: 5305-00-699-1251
FSC: 5305 — Screws
CAGE: 96152 — BORG-WARNER CORP MARVEL-SCHEBLER/TILLOTSON DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
head_styleFILLISTER
head_height0.107 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
head_diameter0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
thread_length0.535 INCHES MINIMUM AND 0.555 INCHES MAXIMUM IN
fastener_length0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
washer_quantity1
thread_directionRIGHT-HAND
surface_treatmentCADMIUM GRIP
internal_drive_styleTORQUE
primary_washer_styleSPLIT HELICAL RING
nominal_thread_diameter0.190 INCHES IN
NSN5305-00-699-1251
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 08420 · Marmitek ⚠ 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
•
FASTENER LENGTH: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.535 INCHES MINIMUM AND 0.555 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 0.190 INCHES IN
•
HEAD STYLE: FILLISTER
•
PRIMARY WASHER STYLE: SPLIT HELICAL RING
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.107 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
FASTENER LENGTH0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
THREAD LENGTH0.535 INCHES MINIMUM AND 0.555 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES IN
HEAD STYLEFILLISTER
PRIMARY WASHER STYLESPLIT HELICAL RING
THREAD DIRECTIONRIGHT-HAND
PRIMARY WASHER MATERIAL THICKNESS0.040 INCHES NOMINAL IN
NONSTANDARD THREAD PITCH DIAMETER+0.1670 TO 0.1697 INCHES IN
SUBSTITUTES & CROSS-REFERENCES 2
1290468Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
146-54Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 08420?
08420 is a SCREW,ASSEMBLED WASHER manufactured by Marmitek.
What parts can replace 08420?
There are 2 known substitutes for 08420: 1290468, 146-54. Substitute compatibility should be verified for your specific system.
What is the NSN for 08420?
08420 is cataloged in the U.S. Government catalog under NSN 5305-00-699-1251. This indicates validated use in U.S. government and defense supply chains.
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