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Technical Data Sheet
37503140 ✓ 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: 0.056 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN, material: STEEL COMP 302 OR STEEL COMP 304 OVERALL, point_type: EXTENDED PRONG SQUARE CUT, hardness_rating: 65.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 78.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL, special_features: NSN IS PART OF AIRCRAFT LAUNCH AND RECOVERY EQUIPMENT (ALRE), style_designator: STANDARD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-815-1405, 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
37503140
NSN: 5315-00-815-1405
FSC: 5315
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
diameter0.056 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
materialSTEEL COMP 302 OR STEEL COMP 304 OVERALL
point_typeEXTENDED PRONG SQUARE CUT
hardness_rating65.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 78.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL
special_featuresNSN IS PART OF AIRCRAFT LAUNCH AND RECOVERY EQUIPMENT (ALRE)
style_designatorSTANDARD
underloop_length0.438 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
end_item_identificationMRAP RG-33; A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE; MULTIPLE LAUNCH ROCKET SYSTEM; ARMORED MULTI-PURPOSE VEHICLE (AMPV)
criticality_code_justificationFEAT
material_document_and_classification66 FED STD ALL MATERIAL RESPONSES OVERALL
part_name_assigned_by_controlling_agencyPIN, COTTER (SPLIT)
NSN5315-00-815-1405
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 37503140 · 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
HARDNESS RATING: 65.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 78.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL
SURFACE TREATMENT: PASSIVATE OVERALL
MATERIAL: STEEL COMP 302 OR STEEL COMP 304 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
POINT TYPE: EXTENDED PRONG SQUARE CUT
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYPIN, COTTER (SPLIT)
HARDNESS RATING65.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 78.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
SPECIAL FEATURESNSN IS PART OF AIRCRAFT LAUNCH AND RECOVERY EQUIPMENT (ALRE)
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
END ITEM IDENTIFICATIONMRAP RG-33; A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE; MULTIPLE LAUNCH ROCKET SYSTEM; ARMORED MULTI-PURPOSE VEHICLE (AMPV)
POINT TYPEEXTENDED PRONG SQUARE CUT
UNDERLOOP LENGTH0.438 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
DIAMETER0.056 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
Y69G203Interchangeable
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02016122Interchangeable
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3236264Interchangeable
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250C-MInterchangeable
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CLC-MInterchangeable
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88-34750Interchangeable
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LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 37503140?
37503140 is a PIN,COTTER.
What parts can replace 37503140?
There are 32 known substitutes for 37503140: Y69G203, 02016122, 3236264 and 29 more. Substitute compatibility should be verified for your specific system.
Is 37503140 still available?
37503140 is currently cancelled.
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