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3C3687P07 — PIN,SHOULDER,HEADED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

3C3687P07: PIN,SHOULDER,HEADED.

The PIN,SHOULDER,HEADED is a the manufacturer industrial component. Key specifications include height: 1.000 INCHES NOMINAL IN, material: STEEL OVERALL, head_style: KNURLED NO. 5, first_end_style: CHAMFERED, hardness_rating: 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL, first_step_length: 2.370 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5315-01-348-2851, 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
3C3687P07
NSN: 5315-01-348-2851
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
height1.000 INCHES NOMINAL IN
materialSTEEL OVERALL
head_styleKNURLED NO. 5
first_end_styleCHAMFERED
hardness_rating58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
first_step_length2.370 INCHES NOMINAL IN
pin_head_diameter1.120 INCHES NOMINAL IN
third_step_length0.500 INCHES NOMINAL IN
under_head_length3.620 INCHES NOMINAL IN
second_step_length0.500 INCHES NOMINAL IN
first_step_diameter0.9990 INCHES MINIMUM AND 0.9995 INCHES MAXIMUM IN
third_step_diameter0.312 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
NSN5315-01-348-2851
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3C3687P07 · 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 TAPER LENGTH: 0.040 INCHES MAXIMUM IN
•
FIRST STEP DIAMETER: 0.9990 INCHES MINIMUM AND 0.9995 INCHES MAXIMUM IN
•
THIRD STEP DIAMETER: 0.312 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
•
UNDER HEAD LENGTH: 3.620 INCHES NOMINAL IN
•
FIRST END STYLE: CHAMFERED
•
HARDNESS RATING: 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
•
SECOND STEP LENGTH: 0.500 INCHES NOMINAL IN
•
PIN HEAD DIAMETER: 1.120 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FIRST END TAPER LENGTH0.040 INCHES MAXIMUM IN
FIRST STEP DIAMETER0.9990 INCHES MINIMUM AND 0.9995 INCHES MAXIMUM IN
THIRD STEP DIAMETER0.312 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
UNDER HEAD LENGTH3.620 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
HARDNESS RATING58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
SECOND STEP LENGTH0.500 INCHES NOMINAL IN
PIN HEAD DIAMETER1.120 INCHES NOMINAL IN
HEAD STYLEKNURLED NO. 5
SECOND STEP DIAMETER0.342 INCHES MINIMUM AND 0.343 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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 3C3687P07?
3C3687P07 is a PIN,SHOULDER,HEADED.
What is the NSN for 3C3687P07?
3C3687P07 is cataloged in the U.S. Government catalog under NSN 5315-01-348-2851. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.