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PartsTable / COMPONENT / 12759-01325
12759-01325 ✓ Verified by PartsTable
— · 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,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, opening_width: 6.016 INCHES NOMINAL IN, special_features: OVERALL LENGTH IS 3.375 INCHES (NOM) IN, style_designator: LOCK, surface_treatment: ZINC OVERALL, wire_stock_diameter: 0.177 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-598-7827, 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
12759-01325
NSN: 5315-01-598-7827
FSC: 5315
CAGE: 0Y3H3 — FASTENAL COMPANY DBA FASTENAL CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
opening_width6.016 INCHES NOMINAL IN
special_featuresOVERALL LENGTH IS 3.375 INCHES (NOM) IN
style_designatorLOCK
surface_treatmentZINC OVERALL
wire_stock_diameter0.177 INCHES NOMINAL IN
end_item_identificationMRAP; COUGAR
part_name_assigned_by_controlling_agencyHITCH PIN CLIP
NSN5315-01-598-7827
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12759-01325 · 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
•
MATERIAL: STEEL OVERALL
•
WIRE STOCK DIAMETER: 0.177 INCHES NOMINAL IN
•
OPENING WIDTH: 6.016 INCHES NOMINAL IN
•
SURFACE TREATMENT: ZINC OVERALL
•
STYLE DESIGNATOR: LOCK
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
END ITEM IDENTIFICATIONMRAP; COUGAR
WIRE STOCK DIAMETER0.177 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYHITCH PIN CLIP
OPENING WIDTH6.016 INCHES NOMINAL IN
SPECIAL FEATURESOVERALL LENGTH IS 3.375 INCHES (NOM) IN
SURFACE TREATMENTZINC OVERALL
STYLE DESIGNATORLOCK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
25093DAInterchangeable
interchangeable cross-reference
interchangeable
45282Interchangeable
interchangeable cross-reference
interchangeable
319002Interchangeable
interchangeable cross-reference
interchangeable
RHS18Interchangeable
interchangeable cross-reference
interchangeable
13162Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12759-01325?
12759-01325 is a PIN,LOCK.
What parts can replace 12759-01325?
There are 5 known substitutes for 12759-01325: 25093DA, 45282, 319002 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12759-01325?
12759-01325 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-598-7827. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026