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PartsTable / COMPONENT / 2621-906-13 ITEM 67
2621-906-13 ITEM 67 ✓ 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 RETAINER,SEAL is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-831-2336, 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
2621-906-13 ITEM 67
NSN: 5310-00-831-2336
FSC: 5310
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
NSN5310-00-831-2336
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2621-906-13 ITEM 67 · 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
•
HOLE DIAMETER: 0.230 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 302 OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
CENTER HOLE SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 0.330 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.230 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 302 OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
OVERALL DIAMETER0.330 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.030 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
10205-2 PIECE 1Interchangeable
interchangeable cross-reference
interchangeable
10203-24 PART 11CPInterchangeable
interchangeable cross-reference
interchangeable
SPACER,RINGInterchangeable
interchangeable cross-reference
interchangeable
902-031Interchangeable
interchangeable cross-reference
interchangeable
7-581-000162Interchangeable
interchangeable cross-reference
interchangeable
46302Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2621-906-13 ITEM 67?
2621-906-13 ITEM 67 is a RETAINER,SEAL.
What parts can replace 2621-906-13 ITEM 67?
There are 13 known substitutes for 2621-906-13 ITEM 67: 10205-2 PIECE 1, 10203-24 PART 11CP, SPACER,RING and 10 more. Substitute compatibility should be verified for your specific system.
Is 2621-906-13 ITEM 67 still available?
2621-906-13 ITEM 67 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