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PartsTable / COMPONENT / CA37-5
CA37-5 ✓ 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 PULLEY,GROOVE is a the manufacturer industrial component. Key specifications include bearings: NOT INCLUDED, material: STEEL OVERALL, bore_type: STRAIGHT, face_width: 0.625 INCHES NOMINAL IN, bore_length: 0.625 INCHES NOMINAL IN, design_form: PLAIN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-057-1606, 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
CA37-5
NSN: 5315-00-057-1606
FSC: 5315
CAGE: 34161 — KOEHRING CO (USA)
SPECIFICATIONS
bearingsNOT INCLUDED
materialSTEEL OVERALL
quantity1
bore_typeSTRAIGHT
face_width0.625 INCHES NOMINAL IN
bore_length0.625 INCHES NOMINAL IN
design_formPLAIN
thread_size5/16-18
bore_featureINCLUDED
groove_depth0.500 INCHES NOMINAL IN
groove_shapeV
groove_width0.507 INCHES NOMINAL IN
NSN5315-00-057-1606
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: CA37-5 · 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
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-994 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PIN OVERALL LENGTH: 1.500 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY 464 OVERALL
•
PIN OVERALL DIAMETER: 0.4970 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
•
FIRST END STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-994 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
PIN OVERALL LENGTH1.500 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 464 OVERALL
PIN OVERALL DIAMETER0.4970 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
FIRST END STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
5852Interchangeable
interchangeable cross-reference
interchangeable
03664Interchangeable
interchangeable cross-reference
interchangeable
147859Interchangeable
interchangeable cross-reference
interchangeable
AX27-5-8Interchangeable
interchangeable cross-reference
interchangeable
AS27-5-8Interchangeable
interchangeable cross-reference
interchangeable
CA375Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CA37-5?
CA37-5 is a PULLEY,GROOVE.
What parts can replace CA37-5?
There are 8 known substitutes for CA37-5: 5852, 03664, 147859 and 5 more. Substitute compatibility should be verified for your specific system.
Is CA37-5 still available?
CA37-5 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: July 2026