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6401642-2L1 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

6401642-2L1: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, second_end_style: SQUARE INTERNALLY THREADED, pin_overall_length: 2.005 INCHES NOMINAL IN, pin_overall_diameter: 0.7201 INCHES MINIMUM AND 0.7206 INCHES MAXIMUM IN, criticality_code_justification: ZZZY, second_end_relationship_with_first_end: NOT IDENTICAL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-413-0220, 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
6401642-2L1
NSN: 5315-01-413-0220
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
second_end_styleSQUARE INTERNALLY THREADED
pin_overall_length2.005 INCHES NOMINAL IN
pin_overall_diameter0.7201 INCHES MINIMUM AND 0.7206 INCHES MAXIMUM IN
criticality_code_justificationZZZY
second_end_relationship_with_first_endNOT IDENTICAL
reference_number_differentiating_characteristicsQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
NSN5315-01-413-0220
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 6401642-2L1 · 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
PIN OVERALL DIAMETER: 0.7201 INCHES MINIMUM AND 0.7206 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 2.005 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
SECOND END STYLE: SQUARE INTERNALLY THREADED
•
MATERIAL: NICKEL ALLOY OVERALL
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
PIN OVERALL DIAMETER0.7201 INCHES MINIMUM AND 0.7206 INCHES MAXIMUM IN
PIN OVERALL LENGTH2.005 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SECOND END STYLESQUARE INTERNALLY THREADED
MATERIALNICKEL ALLOY OVERALL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
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 9
595-6401642 ITEMReference document
Same NSN cross-reference
Reference document — Secondary reference
595-6401419 ITEM 1L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
6401642-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
6401296-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
6401296-1L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
211050043L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 6401642-2L1?
6401642-2L1 is a PIN,STRAIGHT,HEADLESS.
What parts can replace 6401642-2L1?
There are 9 known substitutes for 6401642-2L1: 595-6401642 ITEM, 595-6401419 ITEM 1L1, 6401642-2 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6401642-2L1?
6401642-2L1 is cataloged in the U.S. Government catalog under NSN 5315-01-413-0220. 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.