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MMD-3938 — PIN,SHOULDER,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

MMD-3938: PIN,SHOULDER,HEADLESS.

The PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OVERALL, shank_length: 1.000 INCHES NOMINAL IN, overall_length: 7.500 INCHES NOMINAL IN, shank_diameter: 1.710 INCHES MINIMUM AND 1.720 INCHES MAXIMUM IN, first_end_style: CHAMFERED, style_designator: SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-528-2794, 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
MMD-3938
NSN: 5315-01-528-2794
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 70433 — APPLETON MARINE INC (USA)
SPECIFICATIONS
materialSTEEL COMP 630 OVERALL
shank_length1.000 INCHES NOMINAL IN
overall_length7.500 INCHES NOMINAL IN
shank_diameter1.710 INCHES MINIMUM AND 1.720 INCHES MAXIMUM IN
first_end_styleCHAMFERED
style_designatorSHOULDER
shoulder_diameter3.497 INCHES MINIMUM AND 3.499 INCHES MAXIMUM IN
first_end_locationBOTH ENDS
second_shank_length1.000 INCHES NOMINAL IN
first_end_taper_angle45.0 DEGREES NOMINAL
second_shank_diameter1.710 INCHES MINIMUM AND 1.720 INCHES MAXIMUM IN
first_end_taper_length0.190 INCHES NOMINAL IN
NSN5315-01-528-2794
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MMD-3938 · 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: 1.710 INCHES MINIMUM AND 1.720 INCHES MAXIMUM IN
•
SECOND SHANK DIAMETER: 1.710 INCHES MINIMUM AND 1.720 INCHES MAXIMUM IN
•
FIRST END TAPER LENGTH: 0.190 INCHES NOMINAL IN
•
FIRST END LOCATION: BOTH ENDS
•
FIRST END STYLE: CHAMFERED
•
SHANK LENGTH: 1.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDER
TECHNICAL CHARACTERISTICS
SHANK DIAMETER1.710 INCHES MINIMUM AND 1.720 INCHES MAXIMUM IN
SECOND SHANK DIAMETER1.710 INCHES MINIMUM AND 1.720 INCHES MAXIMUM IN
FIRST END TAPER LENGTH0.190 INCHES NOMINAL IN
FIRST END LOCATIONBOTH ENDS
FIRST END STYLECHAMFERED
SHANK LENGTH1.000 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDER
OVERALL LENGTH7.500 INCHES NOMINAL IN
FIRST END TAPER ANGLE45.0 DEGREES NOMINAL
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
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 MMD-3938?
MMD-3938 is a PIN,SHOULDER,HEADLESS.
What is the NSN for MMD-3938?
MMD-3938 is cataloged in the U.S. Government catalog under NSN 5315-01-528-2794. This indicates validated use in U.S. government and defense supply chains.
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