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Y-1058-3-4 — SCREW,ASSEMBLED WASHER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

Y-1058-3-4: SCREW,ASSEMBLED WASHER.

The SCREW,ASSEMBLED WASHER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: PAN NO. 2, head_height: 0.082 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.270 INCHES NOMINAL IN, thread_length: 0.438 INCHES MINIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-00-062-2015, 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
Y-1058-3-4
NSN: 5305-00-062-2015
FSC: 5305 — Screws
CAGE: 08484 — BREEZE-EASTERN LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_stylePAN NO. 2
head_height0.082 INCHES NOMINAL IN
thread_class2A A
head_diameter0.270 INCHES NOMINAL IN
thread_length0.438 INCHES MINIMUM IN
fastener_length0.500 INCHES NOMINAL IN
washer_quantity1
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
internal_drive_styleSLOT
primary_washer_styleFLAT INTERNAL TEETH
NSN5305-00-062-2015
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: Y-1058-3-4 · 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: 0.082 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
PRIMARY WASHER OUTSIDE DIAMETER: 0.288 INCHES NOMINAL IN
•
THREAD LENGTH: 0.438 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD STYLE: PAN NO. 2
•
PRIMARY WASHER STYLE: FLAT INTERNAL TEETH
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.082 INCHES NOMINAL IN
FASTENER LENGTH0.500 INCHES NOMINAL IN
PRIMARY WASHER OUTSIDE DIAMETER0.288 INCHES NOMINAL IN
THREAD LENGTH0.438 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD STYLEPAN NO. 2
PRIMARY WASHER STYLEFLAT INTERNAL TEETH
THREAD DIRECTIONRIGHT-HAND
PRIMARY WASHER MATERIAL THICKNESS0.018 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
6-32X1-2Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is Y-1058-3-4?
Y-1058-3-4 is a SCREW,ASSEMBLED WASHER.
What parts can replace Y-1058-3-4?
There is 1 known substitute for Y-1058-3-4: 6-32X1-2. Substitute compatibility should be verified for your specific system.
What is the NSN for Y-1058-3-4?
Y-1058-3-4 is cataloged in the U.S. Government catalog under NSN 5305-00-062-2015. 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.