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237542 — PIN,SPRING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

237542: PIN,SPRING.

The PIN,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.125 INCHES NOMINAL IN, overall_length: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN, hardness_rating: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL, style_designator: COILED, expanded_diameter: 0.131 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN, surface_treatment: PHOSPHATE ZINC OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-049-2401, 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
237542
NSN: 5315-01-049-2401
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 06853 — BENDIX COMMERCIAL VEHICLE SYSTEMS LLC DBA BENDIX COMMERCIAL VEHICLE SYSTEMS (USA)
SPECIFICATIONS
diameter0.125 INCHES NOMINAL IN
overall_length0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
hardness_rating46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
style_designatorCOILED
expanded_diameter0.131 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
surface_treatmentPHOSPHATE ZINC OVERALL
surface_treatment_document_and_classificationMIL-C-16232,TY Z,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5315-01-049-2401
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 237542 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-16232,TY Z,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
•
EXPANDED DIAMETER: 0.131 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
•
HARDNESS RATING: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: COILED
•
DIAMETER: 0.125 INCHES NOMINAL IN
•
SURFACE TREATMENT: PHOSPHATE ZINC OVERALL
•
MATERIAL: STEEL COMP 1070 OR STEEL COMP 1072 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090 OR STEEL COMP 1095 OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-16232,TY Z,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
EXPANDED DIAMETER0.131 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORCOILED
DIAMETER0.125 INCHES NOMINAL IN
OVERALL LENGTH0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN
SURFACE TREATMENTPHOSPHATE ZINC OVERALL
MATERIALSTEEL COMP 1070 OR STEEL COMP 1072 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090 OR STEEL COMP 1095 OVERALL
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES 1
MS51923-248Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 237542?
237542 is a PIN,SPRING.
What parts can replace 237542?
There is 1 known substitute for 237542: MS51923-248. Substitute compatibility should be verified for your specific system.
What is the NSN for 237542?
237542 is cataloged in the U.S. Government catalog under NSN 5315-01-049-2401. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.