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7-366710025 — PIN,SHOULDER,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

7-366710025: PIN,SHOULDER,HEADLESS.

The PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include length: 1.740 INCHES NOMINAL SHOULDER IN, material: STEEL COMP 630 OVERALL, thread_class: 3A A, thread_length: 1.130 INCHES NOMINAL IN, overall_length: 5.250 INCHES NOMINAL IN, first_end_style: CHAMFERED. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-471-1893, 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
7-366710025
NSN: 5315-01-471-1893
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 02731 — MCDONNELL DOUGLAS HELICOPTER CO INC (USA)
SPECIFICATIONS
length1.740 INCHES NOMINAL SHOULDER IN
materialSTEEL COMP 630 OVERALL
thread_class3A A
thread_length1.130 INCHES NOMINAL IN
overall_length5.250 INCHES NOMINAL IN
first_end_styleCHAMFERED
second_end_styleCHAMFERED W/THRU HOLE
style_designatorSHOULDER
thread_directionRIGHT-HAND
shoulder_diameter1.000 INCHES NOMINAL IN
third_step_length1.380 INCHES NOMINAL IN
first_end_locationUNTHREADED END
NSN5315-01-471-1893
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7-366710025 · 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: 0.100 INCHES NOMINAL IN
•
FIRST STEP DIAMETER: 0.663 INCHES NOMINAL IN
•
LENGTH: 1.740 INCHES NOMINAL SHOULDER IN
•
FIRST END LOCATION: UNTHREADED END
•
THIRD STEP DIAMETER: 0.435 INCHES MINIMUM AND 0.436 INCHES MAXIMUM IN
•
SECOND END TAPER ANGLE: 45.0 DEGREES NOMINAL
•
HOLE ARRANGEMENT STYLE: ONE END DRILLED
•
THREAD LENGTH: 1.130 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FIRST END TAPER LENGTH0.100 INCHES NOMINAL IN
FIRST STEP DIAMETER0.663 INCHES NOMINAL IN
LENGTH1.740 INCHES NOMINAL SHOULDER IN
FIRST END LOCATIONUNTHREADED END
THIRD STEP DIAMETER0.435 INCHES MINIMUM AND 0.436 INCHES MAXIMUM IN
SECOND END TAPER ANGLE45.0 DEGREES NOMINAL
HOLE ARRANGEMENT STYLEONE END DRILLED
THREAD LENGTH1.130 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
FIRST HOLE DIAMETER0.150 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
7-367310025Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
7-367310025-21Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 7-366710025?
7-366710025 is a PIN,SHOULDER,HEADLESS.
What parts can replace 7-366710025?
There are 2 known substitutes for 7-366710025: 7-367310025, 7-367310025-21. Substitute compatibility should be verified for your specific system.
What is the NSN for 7-366710025?
7-366710025 is cataloged in the U.S. Government catalog under NSN 5315-01-471-1893. This indicates validated use in U.S. government and defense supply chains.
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