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UDB-623500 — PIN,SHOULDER,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

UDB-623500: PIN,SHOULDER,HEADLESS.

The PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include shank_length: 0.40625 INCHES NOMINAL IN, overall_length: 0.750 INCHES NOMINAL IN, shank_diameter: 0.1876 INCHES MINIMUM AND 0.1878 INCHES MAXIMUM IN, style_designator: SHOULDER, shoulder_diameter: 0.2492 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN, end_item_identification: 01-545-7365. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-692-3881, 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
UDB-623500
NSN: 5315-01-692-3881
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 52369 — UNITED DRILL BUSHING CORPORATION DBA UNITED DRILL BUSHING CORP (USA)
SPECIFICATIONS
shank_length0.40625 INCHES NOMINAL IN
overall_length0.750 INCHES NOMINAL IN
shank_diameter0.1876 INCHES MINIMUM AND 0.1878 INCHES MAXIMUM IN
style_designatorSHOULDER
shoulder_diameter0.2492 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
end_item_identification01-545-7365
part_name_assigned_by_controlling_agencyFLANGELESS LOCATING PIN
NSN5315-01-692-3881
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: UDB-623500 · 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
•
SHANK DIAMETER: 0.1876 INCHES MINIMUM AND 0.1878 INCHES MAXIMUM IN
•
SHANK LENGTH: 0.40625 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDER
•
SHOULDER DIAMETER: 0.2492 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.1876 INCHES MINIMUM AND 0.1878 INCHES MAXIMUM IN
SHANK LENGTH0.40625 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDER
OVERALL LENGTH0.750 INCHES NOMINAL IN
SHOULDER DIAMETER0.2492 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYFLANGELESS LOCATING PIN
END ITEM IDENTIFICATION01-545-7365
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 UDB-623500?
UDB-623500 is a PIN,SHOULDER,HEADLESS.
What is the NSN for UDB-623500?
UDB-623500 is cataloged in the U.S. Government catalog under NSN 5315-01-692-3881. 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.