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Technical Data Sheet
PartsTable / COMPONENT / 2-6706
2-6706 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The POPPET is a the manufacturer industrial component. Key specifications include shape: ROUND, thread_length: 0.687 INCHES NOMINAL IN, overall_length: 0.905 INCHES NOMINAL IN, special_features: BLACK OXIDE FINISH, nominal_thread_size: 0.375 INCHES IN, thread_quantity_per_inch: 16. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-050-3339, 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
2-6706
NSN: 5310-00-050-3339
FSC: 5310
CAGE: 77260 — PIERCE CO INC THE SUB OF AVIS INDUSTRIAL CORP (USA)
SPECIFICATIONS
shapeROUND
thread_length0.687 INCHES NOMINAL IN
overall_length0.905 INCHES NOMINAL IN
special_featuresBLACK OXIDE FINISH
nominal_thread_size0.375 INCHES IN
thread_quantity_per_inch16
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5310-00-050-3339
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2-6706 · 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
•
NUT HEIGHT: 0.312 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 28
•
THREAD SERIES: UNF
•
BEARING SURFACE TYPE: FLAT
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
THREAD DIRECTION: RIGHT-HAND
•
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT OR PREVAILING TORQUE ALL METAL DESIGN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT0.312 INCHES NOMINAL IN
THREAD QUANTITY PER INCH28
THREAD SERIESUNF
BEARING SURFACE TYPEFLAT
NOMINAL THREAD SIZE0.250 INCHES IN
THREAD DIRECTIONRIGHT-HAND
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT OR PREVAILING TORQUE ALL METAL DESIGN
MATERIALSTEEL OVERALL
WIDTH ACROSS FLATS0.438 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633-CANCELED FED SPEC ALL MATERIAL RESPONSES NUT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
PT535Interchangeable
interchangeable cross-reference
interchangeable
2-6706Interchangeable
interchangeable cross-reference
interchangeable
9090270-1Interchangeable
interchangeable cross-reference
interchangeable
NAS907Interchangeable
interchangeable cross-reference
interchangeable
2331 9/64Interchangeable
interchangeable cross-reference
interchangeable
NAS907 TYCSZ9/64Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2-6706?
2-6706 is a POPPET.
What parts can replace 2-6706?
There are 19 known substitutes for 2-6706: PT535, 2-6706, 9090270-1 and 16 more. Substitute compatibility should be verified for your specific system.
Is 2-6706 still available?
2-6706 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026