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8348-31 — PIN,STRAIGHT,THREADED

✓ Government record, cited
Zapf · NUT WASHER
PRODUCT OVERVIEW

8348-31: PIN,STRAIGHT,THREADED.

The PIN,STRAIGHT,THREADED is a Zapf industrial component. Key specifications include material: STEEL OVERALL, thread_class: 2A A, thread_length: 0.406 INCHES NOMINAL IN, first_end_style: SQUARE, hardness_rating: 30.0 ROCKWELL C MINIMUM OVERALL, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-106-9673, 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
8348-31
NSN: 5315-01-106-9673
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 00268 — CEF INDUSTRIES, LLC DBA CEF INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class2A A
thread_length0.406 INCHES NOMINAL IN
first_end_styleSQUARE
hardness_rating30.0 ROCKWELL C MINIMUM OVERALL
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
first_end_locationTHREADED END
pin_overall_length3.375 INCHES NOMINAL IN
nominal_thread_size0.375 INCHES IN
pin_overall_diameter0.3720 INCHES MINIMUM AND 0.3760 INCHES MAXIMUM IN
thread_quantity_per_inch36
NSN5315-01-106-9673
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8348-31 · Zapf ⚠ 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: THREADED END
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.406 INCHES NOMINAL IN
•
FIRST END STYLE: SQUARE
•
HARDNESS RATING: 30.0 ROCKWELL C MINIMUM OVERALL
•
PIN OVERALL DIAMETER: 0.3720 INCHES MINIMUM AND 0.3760 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 3.375 INCHES NOMINAL IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS
FIRST END LOCATIONTHREADED END
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.406 INCHES NOMINAL IN
FIRST END STYLESQUARE
HARDNESS RATING30.0 ROCKWELL C MINIMUM OVERALL
PIN OVERALL DIAMETER0.3720 INCHES MINIMUM AND 0.3760 INCHES MAXIMUM IN
PIN OVERALL LENGTH3.375 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.375 INCHES 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 8348-31?
8348-31 is a PIN,STRAIGHT,THREADED manufactured by Zapf.
What is the NSN for 8348-31?
8348-31 is cataloged in the U.S. Government catalog under NSN 5315-01-106-9673. This indicates validated use in U.S. government and defense supply chains.
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