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A66339 — PIN,SHOULDER,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

A66339: PIN,SHOULDER,HEADLESS.

The PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OVERALL, shank_length: 0.431 INCHES NOMINAL IN, thread_class: 2B, overall_length: 2.300 INCHES NOMINAL IN, first_end_style: ROUND, second_end_style: SQUARE. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-142-2530, 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
A66339
NSN: 5315-01-142-2530
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 21476 — RICHARDS INDUSTRIES VALVE GROUP JORDAN VALVE DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 630 OVERALL
shank_length0.431 INCHES NOMINAL IN
thread_class2B
overall_length2.300 INCHES NOMINAL IN
first_end_styleROUND
second_end_styleSQUARE
thread_directionRIGHT-HAND
first_end_locationROUND END
nominal_thread_size0.250 INCHES IN
thread_series_designatorUNF
material_document_and_classificationAMS5342 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endNOT IDENTICAL
NSN5315-01-142-2530
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A66339 · 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
•
FIRST END LOCATION: ROUND END
•
FIRST END STYLE: ROUND
•
SHANK LENGTH: 0.431 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5342 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
TECHNICAL CHARACTERISTICS
FIRST END LOCATIONROUND END
FIRST END STYLEROUND
SHANK LENGTH0.431 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5342 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH2.300 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.250 INCHES IN
SECOND END STYLESQUARE
THREAD CLASS2B
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 A66339?
A66339 is a PIN,SHOULDER,HEADLESS.
What is the NSN for A66339?
A66339 is cataloged in the U.S. Government catalog under NSN 5315-01-142-2530. This indicates validated use in U.S. government and defense supply chains.
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