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8511943 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8511943: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.015 INCHES NOMINAL0.015 INCHES NOMINAL IN, diameter: 0.2500 INCHES MINIMUM AND 0.2500 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM0.2505 INCHES MAXIMUM IN, head_style: FLATFLAT, style_designator: STRAIGHTSTRAIGHT, pin_head_diameter: 0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN, under_head_length: 0.385 INCHES NOMINAL0.385 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-334-3811, 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
8511943
NSN: 5315-01-334-3811
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 4W109 — CARDONA MFG CORP (USA)
SPECIFICATIONS
height0.015 INCHES NOMINAL0.015 INCHES NOMINAL IN
diameter0.2500 INCHES MINIMUM AND 0.2500 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM0.2505 INCHES MAXIMUM IN
head_styleFLATFLAT
style_designatorSTRAIGHTSTRAIGHT
pin_head_diameter0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN
under_head_length0.385 INCHES NOMINAL0.385 INCHES NOMINAL IN
NSN5315-01-334-3811
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8511943 · 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
•
UNDER HEAD LENGTH: 0.385 INCHES NOMINAL0.385 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHTSTRAIGHT
•
PIN HEAD DIAMETER: 0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN
•
DIAMETER: 0.2500 INCHES MINIMUM AND 0.2500 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM0.2505 INCHES MAXIMUM IN
•
HEAD STYLE: FLATFLAT
•
HEIGHT: 0.015 INCHES NOMINAL0.015 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
UNDER HEAD LENGTH0.385 INCHES NOMINAL0.385 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHTSTRAIGHT
PIN HEAD DIAMETER0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN
DIAMETER0.2500 INCHES MINIMUM AND 0.2500 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM0.2505 INCHES MAXIMUM IN
HEAD STYLEFLATFLAT
HEIGHT0.015 INCHES NOMINAL0.015 INCHES NOMINAL 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 8511943?
8511943 is a PIN,STRAIGHT,HEADED.
What is the NSN for 8511943?
8511943 is cataloged in the U.S. Government catalog under NSN 5315-01-334-3811. This indicates validated use in U.S. government and defense supply chains.
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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.