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251 DL — PIN,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

251 DL: PIN,LOCK.

The PIN,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, prong_length: 2.875 INCHES NOMINAL IN, style_designator: LOCK, surface_treatment: ZINC OVERALL, wire_stock_diameter: 0.125 INCHES NOMINAL IN, end_item_identification: 2590-01-626-9881. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-680-3539, 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
251 DL
NSN: 5315-01-680-3539
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 65029 — MATTHEW WARREN, INC DBA WESTERN WIRE PRODUCTS COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
prong_length2.875 INCHES NOMINAL IN
style_designatorLOCK
surface_treatmentZINC OVERALL
wire_stock_diameter0.125 INCHES NOMINAL IN
end_item_identification2590-01-626-9881
part_name_assigned_by_controlling_agencyDOUBLE LOOP HITCH PIN
NSN5315-01-680-3539
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 251 DL · 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: 0.125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: LOCK
•
PRONG LENGTH: 2.875 INCHES NOMINAL IN
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
WIRE STOCK DIAMETER0.125 INCHES NOMINAL IN
STYLE DESIGNATORLOCK
PRONG LENGTH2.875 INCHES NOMINAL IN
SURFACE TREATMENTZINC OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYDOUBLE LOOP HITCH PIN
END ITEM IDENTIFICATION2590-01-626-9881
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

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 251 DL?
251 DL is a PIN,LOCK.
What is the NSN for 251 DL?
251 DL is cataloged in the U.S. Government catalog under NSN 5315-01-680-3539. 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.