PartsTable
Technical Data Sheet
Download PDF

5166899 — PIN,SHOULDER,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

5166899: PIN,SHOULDER,HEADLESS.

The PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1018 OVERALL, shank_length: 1.690 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.620 INCHES NOMINAL IN, overall_length: 6.870 INCHES NOMINAL IN, shank_diameter: 0.250 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-266-3882, 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
5166899
NSN: 5315-01-266-3882
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 1018 OVERALL
shank_length1.690 INCHES NOMINAL IN
thread_class2A A
thread_length0.620 INCHES NOMINAL IN
overall_length6.870 INCHES NOMINAL IN
shank_diameter0.250 INCHES NOMINAL IN
first_end_styleCHAMFERED
second_end_styleSQUARE
style_designatorSHOULDER
thread_directionRIGHT-HAND
shoulder_diameter0.375 INCHES NOMINAL IN
surface_treatmentZINC AND CHROMATE OVERALL
NSN5315-01-266-3882
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5166899 · 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: 0.250 INCHES NOMINAL IN
•
SECOND SHANK DIAMETER: 0.250 INCHES NOMINAL IN
•
FIRST END TAPER LENGTH: 0.250 INCHES NOMINAL IN
•
FIRST END LOCATION: SHORT SHANK END
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633 TY2 CL2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.620 INCHES NOMINAL IN
•
FIRST END STYLE: CHAMFERED
•
SHANK LENGTH: 1.690 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.250 INCHES NOMINAL IN
SECOND SHANK DIAMETER0.250 INCHES NOMINAL IN
FIRST END TAPER LENGTH0.250 INCHES NOMINAL IN
FIRST END LOCATIONSHORT SHANK END
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 TY2 CL2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.620 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
SHANK LENGTH1.690 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDER
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD SINGLE MATERIAL RESPONSE 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
Ready to buy 5166899?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 5166899?
5166899 is a PIN,SHOULDER,HEADLESS.
What is the NSN for 5166899?
5166899 is cataloged in the U.S. Government catalog under NSN 5315-01-266-3882. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 5166899

✓ 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.