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Technical Data Sheet
PartsTable / COMPONENT / GP4241
GP4241 ✓ 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,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1035 OR STEEL COMP 1040 OVERALL, first_end_style: CHAMFERED, hardness_rating: 21.0 ROCKWELL C MINIMUM AND 27.0 ROCKWELL C MAXIMUM OVERALL, second_end_style: SQUARE, pin_overall_length: 1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM IN, pin_overall_diameter: 0.2330 INCHES MINIMUM AND 0.2350 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-737-2858, 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
GP4241
NSN: 5315-00-737-2858
FSC: 5315
CAGE: 23040 — FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES (USA)
SPECIFICATIONS
materialSTEEL COMP 1035 OR STEEL COMP 1040 OVERALL
first_end_styleCHAMFERED
hardness_rating21.0 ROCKWELL C MINIMUM AND 27.0 ROCKWELL C MAXIMUM OVERALL
second_end_styleSQUARE
pin_overall_length1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM IN
pin_overall_diameter0.2330 INCHES MINIMUM AND 0.2350 INCHES MAXIMUM IN
first_end_taper_angle30.0 DEGREES NOMINAL
first_end_taper_length0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
material_document_and_classificationSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
second_end_relationship_with_first_endNOT IDENTICAL
NSN5315-00-737-2858
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: GP4241 · 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
•
PIN OVERALL LENGTH: 1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1035 OR STEEL COMP 1040 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
•
FIRST END STYLE: CHAMFERED
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
PIN OVERALL DIAMETER: 0.2330 INCHES MINIMUM AND 0.2350 INCHES MAXIMUM IN
•
FIRST END TAPER LENGTH: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
•
SECOND END STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
PIN OVERALL LENGTH1.428 INCHES MINIMUM AND 1.448 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1035 OR STEEL COMP 1040 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
FIRST END STYLECHAMFERED
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
PIN OVERALL DIAMETER0.2330 INCHES MINIMUM AND 0.2350 INCHES MAXIMUM IN
FIRST END TAPER LENGTH0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
SECOND END STYLESQUARE
FIRST END TAPER ANGLE30.0 DEGREES NOMINAL
HARDNESS RATING21.0 ROCKWELL C MINIMUM AND 27.0 ROCKWELL C MAXIMUM OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
13449Interchangeable
interchangeable cross-reference
interchangeable
D1500-58TInterchangeable
interchangeable cross-reference
interchangeable
MS36529-1Interchangeable
interchangeable cross-reference
interchangeable
15362-1Interchangeable
interchangeable cross-reference
interchangeable
17559-2Interchangeable
interchangeable cross-reference
interchangeable
0485000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is GP4241?
GP4241 is a PIN,STRAIGHT,HEADLESS.
What parts can replace GP4241?
There are 12 known substitutes for GP4241: 13449, D1500-58T, MS36529-1 and 9 more. Substitute compatibility should be verified for your specific system.
Is GP4241 still available?
GP4241 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