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B1535B — PIN,COTTER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

B1535B: PIN,COTTER.

The PIN,COTTER is a the manufacturer industrial component. Key specifications include diameter: 0.116 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN, material: STEEL COMP 1025 OVERALL, point_type: CHISEL, hardness_rating: 20.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL, style_designator: STANDARD, underloop_length: 0.418 INCHES MINIMUM AND 0.605 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-245-3578, 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
B1535B
NSN: 5315-00-245-3578
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
diameter0.116 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
materialSTEEL COMP 1025 OVERALL
point_typeCHISEL
hardness_rating20.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL
style_designatorSTANDARD
underloop_length0.418 INCHES MINIMUM AND 0.605 INCHES MAXIMUM IN
material_document_and_classificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5315-00-245-3578
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: B1535B · 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: 20.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: STANDARD
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.116 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
•
UNDERLOOP LENGTH: 0.418 INCHES MINIMUM AND 0.605 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1025 OVERALL
•
POINT TYPE: CHISEL
TECHNICAL CHARACTERISTICS
HARDNESS RATING20.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORSTANDARD
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.116 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
UNDERLOOP LENGTH0.418 INCHES MINIMUM AND 0.605 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1025 OVERALL
POINT TYPECHISEL
SUBSTITUTES & CROSS-REFERENCES 2
3H0332Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
70219Reference 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 B1535B?
B1535B is a PIN,COTTER.
What parts can replace B1535B?
There are 2 known substitutes for B1535B: 3H0332, 70219. Substitute compatibility should be verified for your specific system.
What is the NSN for B1535B?
B1535B is cataloged in the U.S. Government catalog under NSN 5315-00-245-3578. 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.