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A51F13541-11 — PIN,SHOULDER,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

A51F13541-11: PIN,SHOULDER,HEADLESS.

The PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OVERALL, shank_length: 0.375 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.420 INCHES NOMINAL IN, overall_length: 1.125 INCHES NOMINAL IN, shank_diameter: 0.239 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-332-3885, 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
A51F13541-11
NSN: 5315-00-332-3885
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 630 OVERALL
shank_length0.375 INCHES NOMINAL IN
thread_class3A A
thread_length0.420 INCHES NOMINAL IN
overall_length1.125 INCHES NOMINAL IN
shank_diameter0.239 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
surface_finish125.000 MICROINCHES OVERALL
first_end_styleCHAMFERED
hardness_rating35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
second_end_stylePOINTED
style_designatorSHOULDER
thread_directionRIGHT-HAND
NSN5315-00-332-3885
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A51F13541-11 · 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: 0.239 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
•
SECOND SHANK DIAMETER: 0.243 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
SURFACE FINISH: 125.000 MICROINCHES OVERALL
•
FIRST END TAPER LENGTH: 0.050 INCHES NOMINAL IN
•
FIRST END LOCATION: THREADED END
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
SECOND END TAPER ANGLE: 90.0 DEGREES NOMINAL
•
THREAD LENGTH: 0.420 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.239 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN
SECOND SHANK DIAMETER0.243 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
SURFACE FINISH125.000 MICROINCHES OVERALL
FIRST END TAPER LENGTH0.050 INCHES NOMINAL IN
FIRST END LOCATIONTHREADED END
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SECOND END TAPER ANGLE90.0 DEGREES NOMINAL
THREAD LENGTH0.420 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
HARDNESS RATING35.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM 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: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A51F13541-11?
A51F13541-11 is a PIN,SHOULDER,HEADLESS.
What is the NSN for A51F13541-11?
A51F13541-11 is cataloged in the U.S. Government catalog under NSN 5315-00-332-3885. This indicates validated use in U.S. government and defense supply chains.
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