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63E121 PIECE 3 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

63E121 PIECE 3: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, first_end_style: SQUARE, pin_overall_length: 1.031 INCHES MINIMUM AND 1.093 INCHES MAXIMUM IN, pin_overall_diameter: 0.4370 INCHES NOMINAL IN, second_end_relationship_with_first_end: IDENTICAL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-177-9870, 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
63E121 PIECE 3
NSN: 5315-01-177-9870
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 72038 — EASTERN INDUSTRIAL PRODUCTS, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
first_end_styleSQUARE
pin_overall_length1.031 INCHES MINIMUM AND 1.093 INCHES MAXIMUM IN
pin_overall_diameter0.4370 INCHES NOMINAL IN
second_end_relationship_with_first_endIDENTICAL
NSN5315-01-177-9870
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 63E121 PIECE 3 · 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
•
FIRST END STYLE: SQUARE
•
PIN OVERALL DIAMETER: 0.4370 INCHES NOMINAL IN
•
PIN OVERALL LENGTH: 1.031 INCHES MINIMUM AND 1.093 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
FIRST END STYLESQUARE
PIN OVERALL DIAMETER0.4370 INCHES NOMINAL IN
PIN OVERALL LENGTH1.031 INCHES MINIMUM AND 1.093 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES 2
71E106 PIECE 3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
63-E-33 PIECE 3Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 63E121 PIECE 3?
63E121 PIECE 3 is a PIN,STRAIGHT,HEADLESS.
What parts can replace 63E121 PIECE 3?
There are 2 known substitutes for 63E121 PIECE 3: 71E106 PIECE 3, 63-E-33 PIECE 3. Substitute compatibility should be verified for your specific system.
What is the NSN for 63E121 PIECE 3?
63E121 PIECE 3 is cataloged in the U.S. Government catalog under NSN 5315-01-177-9870. This indicates validated use in U.S. government and defense supply chains.
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