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Technical Data Sheet
PartsTable / COMPONENT / D5-312
D5-312 ✓ 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. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-680-3038, 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
D5-312
NSN: 5315-00-680-3038
FSC: 5315
CAGE: 00141 — ROLLER BEARING CO OF AMERICA, INC DIV PIC DESIGN (USA)
SPECIFICATIONS
Part NumberD5-312
NSN5315-00-680-3038
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: D5-312 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
E-10438Interchangeable
interchangeable cross-reference
interchangeable
D147Interchangeable
interchangeable cross-reference
interchangeable
R-440 PC23Interchangeable
interchangeable cross-reference
interchangeable
G-7946Interchangeable
interchangeable cross-reference
interchangeable
901723-13Interchangeable
Same NIIN cross-reference
interchangeable
107B8253-46Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D5-312?
D5-312 is a PIN,STRAIGHT,HEADLESS.
What parts can replace D5-312?
There are 13 known substitutes for D5-312: E-10438, D147, R-440 PC23 and 10 more. Substitute compatibility should be verified for your specific system.
Is D5-312 still available?
D5-312 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