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8437780 — PIN,SHOULDER,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8437780: PIN,SHOULDER,HEADED.

The PIN,SHOULDER,HEADED is a the manufacturer industrial component. Key specifications include height: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN, material: STEEL COMP 440C OVERALL, head_style: KNURLED NO. 1, first_end_style: SQUARE, style_designator: SHOULDER, first_step_length: 1.230 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5315-00-239-5867, 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
8437780
NSN: 5315-00-239-5867
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
height0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
materialSTEEL COMP 440C OVERALL
head_styleKNURLED NO. 1
first_end_styleSQUARE
style_designatorSHOULDER
first_step_length1.230 INCHES NOMINAL IN
pin_head_diameter0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
third_step_length1.600 INCHES MINIMUM AND 1.640 INCHES MAXIMUM IN
under_head_length5.790 INCHES MINIMUM AND 5.830 INCHES MAXIMUM IN
second_step_length2.940 INCHES MINIMUM AND 2.960 INCHES MAXIMUM IN
first_step_diameter0.240 INCHES NOMINAL IN
NSN5315-00-239-5867
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8437780 · 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 STEP DIAMETER: 0.240 INCHES NOMINAL IN
•
THIRD STEP DIAMETER: 0.240 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 5.790 INCHES MINIMUM AND 5.830 INCHES MAXIMUM IN
•
FIRST END STYLE: SQUARE
•
SECOND STEP LENGTH: 2.940 INCHES MINIMUM AND 2.960 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SHOULDER
•
PIN HEAD DIAMETER: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
FIRST STEP DIAMETER0.240 INCHES NOMINAL IN
THIRD STEP DIAMETER0.240 INCHES NOMINAL IN
UNDER HEAD LENGTH5.790 INCHES MINIMUM AND 5.830 INCHES MAXIMUM IN
FIRST END STYLESQUARE
SECOND STEP LENGTH2.940 INCHES MINIMUM AND 2.960 INCHES MAXIMUM IN
STYLE DESIGNATORSHOULDER
PIN HEAD DIAMETER0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HEAD STYLEKNURLED NO. 1
SECOND STEP DIAMETER0.230 INCHES MINIMUM AND 0.240 INCHES MAXIMUM 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
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 8437780?
8437780 is a PIN,SHOULDER,HEADED.
What is the NSN for 8437780?
8437780 is cataloged in the U.S. Government catalog under NSN 5315-00-239-5867. This indicates validated use in U.S. government and defense supply chains.
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