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PartsTable / COMPONENT / 13211E7903-7
13211E7903-7 ✓ 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,COTTER is a the manufacturer industrial component. Key specifications include diameter: 0.312 INCHES NOMINAL IN, material: STEEL OVERALL, point_type: STANDARD, style_designator: STANDARD, underloop_length: 2.000 INCHES NOMINAL IN, surface_treatment: ZINC OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-492-4170, 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
13211E7903-7
NSN: 5315-00-492-4170
FSC: 5315
CAGE: 97403 — CECOM LR CENTER (USA)
SPECIFICATIONS
diameter0.312 INCHES NOMINAL IN
materialSTEEL OVERALL
point_typeSTANDARD
style_designatorSTANDARD
underloop_length2.000 INCHES NOMINAL IN
surface_treatmentZINC OVERALL
NSN5315-00-492-4170
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 13211E7903-7 · 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
•
POINT TYPE: STANDARD
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL OVERALL
•
DIAMETER: 0.312 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STANDARD
•
UNDERLOOP LENGTH: 2.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
POINT TYPESTANDARD
SURFACE TREATMENTZINC OVERALL
MATERIALSTEEL OVERALL
DIAMETER0.312 INCHES NOMINAL IN
STYLE DESIGNATORSTANDARD
UNDERLOOP LENGTH2.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
402417PC1Interchangeable
interchangeable cross-reference
interchangeable
402417Interchangeable
interchangeable cross-reference
interchangeable
953BInterchangeable
interchangeable cross-reference
interchangeable
W-F-408Interchangeable
interchangeable cross-reference
interchangeable
10281175-12Interchangeable
interchangeable cross-reference
interchangeable
1625-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 13211E7903-7?
13211E7903-7 is a PIN,COTTER.
What parts can replace 13211E7903-7?
There are 9 known substitutes for 13211E7903-7: 402417PC1, 402417, 953B and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 13211E7903-7?
13211E7903-7 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-492-4170. 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