PartsTable
Technical Data Sheet
Download PDF

LL-HX3-HQ58377 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

LL-HX3-HQ58377: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.125 INCHES NOMINAL IN, diameter: 0.250 INCHES NOMINAL IN, material: STEEL COMP 303 OVERALL, head_style: FLAT CHAMFER, special_features: ITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER COLUMBUS PRODUCTION STANDARD NUMBER LO-012847429, style_designator: STRAIGHT. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-284-7429, 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
LL-HX3-HQ58377
NSN: 5315-01-284-7429
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 14153 — DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA (USA)
SPECIFICATIONS
height0.125 INCHES NOMINAL IN
diameter0.250 INCHES NOMINAL IN
materialSTEEL COMP 303 OVERALL
head_styleFLAT CHAMFER
special_featuresITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER COLUMBUS PRODUCTION STANDARD NUMBER LO-012847429
style_designatorSTRAIGHT
pin_head_diameter0.500 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
under_head_length4.625 INCHES NOMINAL IN
first_hole_diameter0.078 INCHES NOMINAL IN
hole_arrangement_styleONE END DRILLED
criticality_code_justificationZZZY
NSN5315-01-284-7429
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: LL-HX3-HQ58377 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
UNDER HEAD LENGTH: 4.625 INCHES NOMINAL IN
•
FIRST HOLE DIAMETER: 0.078 INCHES NOMINAL IN
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
STYLE DESIGNATOR: STRAIGHT
•
PIN HEAD DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HOLE ARRANGEMENT STYLEONE END DRILLED
UNDER HEAD LENGTH4.625 INCHES NOMINAL IN
FIRST HOLE DIAMETER0.078 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONZZZY
STYLE DESIGNATORSTRAIGHT
PIN HEAD DIAMETER0.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.250 INCHES NOMINAL IN
HEAD STYLEFLAT CHAMFER
HEIGHT0.125 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
LO-012847429Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
103745Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy LL-HX3-HQ58377?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is LL-HX3-HQ58377?
LL-HX3-HQ58377 is a PIN,STRAIGHT,HEADED.
What parts can replace LL-HX3-HQ58377?
There are 2 known substitutes for LL-HX3-HQ58377: LO-012847429, 103745. Substitute compatibility should be verified for your specific system.
What is the NSN for LL-HX3-HQ58377?
LL-HX3-HQ58377 is cataloged in the U.S. Government catalog under NSN 5315-01-284-7429. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — LL-HX3-HQ58377

✓ 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.