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5A1511 — Technical Data Sheet

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— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The PIN,COTTER is a the manufacturer industrial component. Key specifications include diameter: 0.094 INCHES NOMINAL IN, material: STEEL OVERALL, style_designator: STANDARD, underloop_length: 0.625 INCHES NOMINAL IN, nondefinitive_spec/std_data: B TYPE AND 4 CLASS. This part is cataloged in the Federal Logistics Information System under NSN 5315-00-010-7762, 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
5A1511
NSN: 5315-00-010-7762
FSC: 5315
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
diameter0.094 INCHES NOMINAL IN
materialSTEEL OVERALL
style_designatorSTANDARD
underloop_length0.625 INCHES NOMINAL IN
nondefinitive_spec/std_dataB TYPE AND 4 CLASS
NSN5315-00-010-7762
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5A1511 · 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
•
STYLE DESIGNATOR: STANDARD
•
MATERIAL: STEEL OVERALL
•
DIAMETER: 0.094 INCHES NOMINAL IN
•
UNDERLOOP LENGTH: 0.625 INCHES NOMINAL IN
•
NONDEFINITIVE SPEC/STD DATA: B TYPE AND 4 CLASS
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTANDARD
MATERIALSTEEL OVERALL
DIAMETER0.094 INCHES NOMINAL IN
UNDERLOOP LENGTH0.625 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATAB TYPE AND 4 CLASS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
6208785InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SA2735-1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
200824InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
00082420InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1FC479InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GS839FB1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5A1511?
5A1511 is a PIN,COTTER.
What parts can replace 5A1511?
There are 25 known substitutes for 5A1511: 6208785, SA2735-1, 200824 and 22 more. Substitute compatibility should be verified for your specific system.
Is 5A1511 still available?
5A1511 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026