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2783621-101 — PIN,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2783621-101: PIN,LOCK.

The PIN,LOCK is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY R-405 OVERALL, prong_length: 0.670 INCHES NOMINAL IN, opening_width: 0.293 INCHES NOMINAL IN, style_designator: LOCK, wire_stock_diameter: 0.044 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN, material_document_and_classification: QQ-W-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-117-3624, 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
2783621-101
NSN: 5315-01-117-3624
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 3H889 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS (USA)
SPECIFICATIONS
materialNICKEL ALLOY R-405 OVERALL
prong_length0.670 INCHES NOMINAL IN
opening_width0.293 INCHES NOMINAL IN
style_designatorLOCK
wire_stock_diameter0.044 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
material_document_and_classificationQQ-W-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5315-01-117-3624
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2783621-101 · 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
•
WIRE STOCK DIAMETER: 0.044 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: LOCK
•
OPENING WIDTH: 0.293 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PRONG LENGTH: 0.670 INCHES NOMINAL IN
•
MATERIAL: NICKEL ALLOY R-405 OVERALL
TECHNICAL CHARACTERISTICS
WIRE STOCK DIAMETER0.044 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
STYLE DESIGNATORLOCK
OPENING WIDTH0.293 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PRONG LENGTH0.670 INCHES NOMINAL IN
MATERIALNICKEL ALLOY R-405 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

No substitute or cross-reference records for this part.

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 2783621-101?
2783621-101 is a PIN,LOCK.
What is the NSN for 2783621-101?
2783621-101 is cataloged in the U.S. Government catalog under NSN 5315-01-117-3624. 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.