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8603540 — PIN,SHOULDER,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8603540: PIN,SHOULDER,HEADLESS.

The PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include first_end_style: SQUARE, special_features: PARKING BRAKE, style_designator: SHOULDER, hole_arrangement_style: DRILLED THRU CENTER, end_item_identification: 721C BRITISH ARMY WHEEL LOADER, second_end_relationship_with_first_end: IDENTICAL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-577-7598, 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
8603540
NSN: 5315-01-577-7598
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
first_end_styleSQUARE
special_featuresPARKING BRAKE
style_designatorSHOULDER
hole_arrangement_styleDRILLED THRU CENTER
end_item_identification721C BRITISH ARMY WHEEL LOADER
second_end_relationship_with_first_endIDENTICAL
part_name_assigned_by_controlling_agencyPIN
NSN5315-01-577-7598
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8603540 · 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: DRILLED THRU CENTER
•
FIRST END STYLE: SQUARE
•
STYLE DESIGNATOR: SHOULDER
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS
HOLE ARRANGEMENT STYLEDRILLED THRU CENTER
FIRST END STYLESQUARE
STYLE DESIGNATORSHOULDER
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
SPECIAL FEATURESPARKING BRAKE
PART NAME ASSIGNED BY CONTROLLING AGENCYPIN
END ITEM IDENTIFICATION721C BRITISH ARMY WHEEL LOADER
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 1
CV122111Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8603540?
8603540 is a PIN,SHOULDER,HEADLESS.
What parts can replace 8603540?
There is 1 known substitute for 8603540: CV122111. Substitute compatibility should be verified for your specific system.
What is the NSN for 8603540?
8603540 is cataloged in the U.S. Government catalog under NSN 5315-01-577-7598. 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.