PartsTable
Technical Data Sheet

1-4 X 1/2 — PIN,SPRING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1-4 X 1/2: PIN,SPRING.

The PIN,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.258 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN, material: STEEL OVERALL, overall_length: 0.750 INCHES NOMINAL IN, hardness_rating: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL, style_designator: SLOTTED, material_thickness: 0.050 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-411-7909, 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
1-4 X 1/2
NSN: 5315-00-411-7909
NIINs: 004117909, 012590314
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
diameter0.258 INCHES MINIMUM AND 0.264 INCHES MAXIMUM IN
materialSTEEL OVERALL
overall_length0.750 INCHES NOMINAL IN
hardness_rating46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSLOTTED
material_thickness0.050 INCHES NOMINAL IN
NSN5315-00-411-7909
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1-4 X 1/2 · 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
•
FIRST END STYLE: CHAMFERED
•
FIRST END TAPER ANGLE: 5.0 DEGREES NOMINAL
•
PIN OVERALL DIAMETER: 0.2500 INCHES NOMINAL IN
•
PIN OVERALL LENGTH: 0.500 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
SECOND END STYLE: RADIUS
•
MATERIAL: STEEL OVERALL
•
SECOND END CORNER RADIUS: 0.062 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FIRST END STYLECHAMFERED
FIRST END TAPER ANGLE5.0 DEGREES NOMINAL
PIN OVERALL DIAMETER0.2500 INCHES NOMINAL IN
PIN OVERALL LENGTH0.500 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SECOND END STYLERADIUS
MATERIALSTEEL OVERALL
SECOND END CORNER RADIUS0.062 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
5315PL0677168Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 1-4 X 1/2?
1-4 X 1/2 is a PIN,SPRING.
What parts can replace 1-4 X 1/2?
There is 1 known substitute for 1-4 X 1/2: 5315PL0677168. Substitute compatibility should be verified for your specific system.
What is the NSN for 1-4 X 1/2?
1-4 X 1/2 is cataloged in the U.S. Government catalog under NSN 5315-00-411-7909. 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.