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6540-70-503-9102 — PIN,STRAIGHT,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6540-70-503-9102: PIN,STRAIGHT,HEADED.

The PIN,STRAIGHT,HEADED is a the manufacturer industrial component. Key specifications include height: 0.125 INCHES NOMINAL IN, diameter: 0.8735 INCHES MINIMUM AND 0.8745 INCHES MAXIMUM IN, material: STEEL COMP E4340 OR STEEL COMP 4340 OVERALL, head_style: PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION), hardness_rating: 43.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL, special_features: RADIUS 0.031 IN.

ON SHANK END IN. This part is cataloged in the U.S. Government catalog under NSN 5315-00-482-4224, 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
6540-70-503-9102
NSN: 5315-00-482-4224
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
height0.125 INCHES NOMINAL IN
diameter0.8735 INCHES MINIMUM AND 0.8745 INCHES MAXIMUM IN
materialSTEEL COMP E4340 OR STEEL COMP 4340 OVERALL
head_stylePAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
hardness_rating43.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL
special_featuresRADIUS 0.031 IN. ON SHANK END IN
style_designatorSTRAIGHT
pin_head_diameter1.062 INCHES NOMINAL IN
surface_treatmentNICKEL OVERALL
under_head_length2.484 INCHES NOMINAL IN
first_hole_diameter0.172 INCHES NOMINAL IN
hole_arrangement_styleONE END DRILLED
NSN5315-00-482-4224
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6540-70-503-9102 · 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 TREATMENT DOCUMENT AND CLASSIFICATION: SS8414,FSCM 78286 MFR REF SINGLE TREATMENT RESPONSE OVERALL
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
UNDER HEAD LENGTH: 2.484 INCHES NOMINAL IN
•
FIRST HOLE DIAMETER: 0.172 INCHES NOMINAL IN
•
HARDNESS RATING: 43.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: STRAIGHT
•
PIN HEAD DIAMETER: 1.062 INCHES NOMINAL IN
•
DIAMETER: 0.8735 INCHES MINIMUM AND 0.8745 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONSS8414,FSCM 78286 MFR REF SINGLE TREATMENT RESPONSE OVERALL
HOLE ARRANGEMENT STYLEONE END DRILLED
UNDER HEAD LENGTH2.484 INCHES NOMINAL IN
FIRST HOLE DIAMETER0.172 INCHES NOMINAL IN
HARDNESS RATING43.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORSTRAIGHT
PIN HEAD DIAMETER1.062 INCHES NOMINAL IN
DIAMETER0.8735 INCHES MINIMUM AND 0.8745 INCHES MAXIMUM IN
HEAD STYLEPAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION)
HEIGHT0.125 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 6540-70-503-9102?
6540-70-503-9102 is a PIN,STRAIGHT,HEADED.
What is the NSN for 6540-70-503-9102?
6540-70-503-9102 is cataloged in the U.S. Government catalog under NSN 5315-00-482-4224. 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.