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H581162510 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

H581162510: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 OR STEEL COMP 416 OVERALL, surface_finish: 16.0 MICROINCHES OUTSIDE DIAMETER, first_end_style: CHAMFERED, hardness_rating: 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL, special_features: SMALL CHAMFER END MAY HAVE 0.031 IN. MIN 0.062 IN.

MAX RADIUS IN LIEU OF CHAMFER IN, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S. Government catalog under NSN 5315-00-235-5271, 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
H581162510
NSN: 5315-00-235-5271
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 36090 — LOCKHEED MARTIN LIBRASCOPE CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 410 OR STEEL COMP 416 OVERALL
surface_finish16.0 MICROINCHES OUTSIDE DIAMETER
first_end_styleCHAMFERED
hardness_rating36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
special_featuresSMALL CHAMFER END MAY HAVE 0.031 IN. MIN 0.062 IN. MAX RADIUS IN LIEU OF CHAMFER IN
surface_treatmentPASSIVATE OVERALL
pin_overall_length0.610 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
pin_overall_diameter0.2501 INCHES MINIMUM AND 0.2503 INCHES MAXIMUM IN
first_end_taper_angle20.0 DEGREES MINIMUM AND 30.0 DEGREES MAXIMUM
first_end_taper_length0.053 INCHES NOMINAL IN
second_end_relationship_with_first_endIDENTICAL
surface_treatment_document_and_classification171,5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
NSN5315-00-235-5271
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: H581162510 · 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
•
SURFACE FINISH: 16.0 MICROINCHES OUTSIDE DIAMETER
•
FIRST END TAPER LENGTH: 0.053 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: 171,5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
•
FIRST END STYLE: CHAMFERED
•
HARDNESS RATING: 36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
•
FIRST END TAPER ANGLE: 20.0 DEGREES MINIMUM AND 30.0 DEGREES MAXIMUM
•
PIN OVERALL DIAMETER: 0.2501 INCHES MINIMUM AND 0.2503 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 0.610 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH16.0 MICROINCHES OUTSIDE DIAMETER
FIRST END TAPER LENGTH0.053 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION171,5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
FIRST END STYLECHAMFERED
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
FIRST END TAPER ANGLE20.0 DEGREES MINIMUM AND 30.0 DEGREES MAXIMUM
PIN OVERALL DIAMETER0.2501 INCHES MINIMUM AND 0.2503 INCHES MAXIMUM IN
PIN OVERALL LENGTH0.610 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
SPECIAL FEATURESSMALL CHAMFER END MAY HAVE 0.031 IN. MIN 0.062 IN. MAX RADIUS IN LIEU OF CHAMFER IN
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
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 H581162510?
H581162510 is a PIN,STRAIGHT,HEADLESS.
What is the NSN for H581162510?
H581162510 is cataloged in the U.S. Government catalog under NSN 5315-00-235-5271. 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.