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SP29653 — PIN,SHOULDER,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

SP29653: PIN,SHOULDER,HEADLESS.

The PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, shank_length: 0.380 INCHES NOMINAL IN, thread_class: 2A A, overall_length: 1.220 INCHES NOMINAL IN, shank_diameter: 0.190 INCHES NOMINAL IN, first_end_style: SQUARE. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-166-8865, 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
SP29653
NSN: 5315-00-166-8865
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 10237 — CADILLAC GAGE TEXTRON INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
shank_length0.380 INCHES NOMINAL IN
thread_class2A A
overall_length1.220 INCHES NOMINAL IN
shank_diameter0.190 INCHES NOMINAL IN
first_end_styleSQUARE
style_designatorSHOULDER
thread_directionRIGHT-HAND
first_end_locationBOTH ENDS
nominal_thread_size0.190 INCHES IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
shoulder_width_across_flats0.250 INCHES NOMINAL IN
NSN5315-00-166-8865
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: SP29653 · 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: 0.190 INCHES NOMINAL IN
•
FIRST END LOCATION: BOTH ENDS
•
FIRST END STYLE: SQUARE
•
SHANK LENGTH: 0.380 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDER
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.190 INCHES NOMINAL IN
FIRST END LOCATIONBOTH ENDS
FIRST END STYLESQUARE
SHANK LENGTH0.380 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDER
OVERALL LENGTH1.220 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.190 INCHES IN
SHOULDER WIDTH ACROSS FLATS0.250 INCHES NOMINAL IN
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SP29653?
SP29653 is a PIN,SHOULDER,HEADLESS.
What is the NSN for SP29653?
SP29653 is cataloged in the U.S. Government catalog under NSN 5315-00-166-8865. 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.