PartsTable
Technical Data Sheet
Download PDF

M193-37 — PIN,SPRING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

M193-37: PIN,SPRING.

The PIN,SPRING is a the manufacturer industrial component. Key specifications include diameter: 0.066 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN, overall_length: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN, shear_strength: 850 DOUBLE POUNDS PER SQUARE INCH, hardness_rating: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL, style_designator: SLOTTED, surface_treatment: CADMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-844-3939, 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
M193-37
NSN: 5315-00-844-3939
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
diameter0.066 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
overall_length0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
shear_strength850 DOUBLE POUNDS PER SQUARE INCH
hardness_rating46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSLOTTED
surface_treatmentCADMIUM OVERALL
material_thickness0.012 INCHES MINIMUM IN
material_document_and_classification66,COMP 1070 THRU 1095 FED STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN5315-00-844-3939
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: M193-37 · 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: ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
HARDNESS RATING: 46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: SLOTTED
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66,COMP 1070 THRU 1095 FED STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.066 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.012 INCHES MINIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORSLOTTED
MATERIAL DOCUMENT AND CLASSIFICATION66,COMP 1070 THRU 1095 FED STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.066 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
OVERALL LENGTH0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
MATERIAL THICKNESS0.012 INCHES MINIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
SHEAR STRENGTH850 DOUBLE POUNDS PER SQUARE INCH
MATERIALSTEEL COMP 1070 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
SUBSTITUTES & CROSS-REFERENCES 8
MS16562-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
59-012-062-0250Reference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
990331-1Reference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
F52-012-062-0250Reference document
Same NSN cross-reference
Reference document — Secondary reference
5315PL0848091Reference document
Same NSN cross-reference
Reference document — Informative reference only
R52-012-062-0250Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy M193-37?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is M193-37?
M193-37 is a PIN,SPRING.
What parts can replace M193-37?
There are 8 known substitutes for M193-37: MS16562-2, 59-012-062-0250, 990331-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M193-37?
M193-37 is cataloged in the U.S. Government catalog under NSN 5315-00-844-3939. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — M193-37

✓ 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.