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1-M-3-1 — HOUSING,MECHANICAL DRIVE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1-M-3-1: HOUSING,MECHANICAL DRIVE.

The HOUSING,MECHANICAL DRIVE is a the manufacturer industrial component. Key specifications include material: STEEL, end_item_identification: ELECTRIC POWER GENERATION SYSTEM; LOWERCASE ASSEMBLY, MAINE DRIVE, MODEL 105 AND 107. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-340-2628, 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
1-M-3-1
NSN: 5315-00-340-2628
NIINs: 003402628, 013589040
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 61178 — TUTHILL CORPORATION DBA TUTHILL PUMP GROUP (USA)
SPECIFICATIONS
materialSTEEL
end_item_identificationELECTRIC POWER GENERATION SYSTEM; LOWERCASE ASSEMBLY, MAINE DRIVE, MODEL 105 AND 107
NSN5315-00-340-2628
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1-M-3-1 · 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
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FIRST END TAPER LENGTH: 0.062 INCHES NOMINAL IN
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FIRST END STYLE: CHAMFERED
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FIRST END TAPER ANGLE: 75.0 DEGREES NOMINAL
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PIN OVERALL DIAMETER: 0.3740 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
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PIN OVERALL LENGTH: 1.155 INCHES MINIMUM AND 1.160 INCHES MAXIMUM IN
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SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
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SECOND END STYLE: SQUARE
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MATERIAL: STEEL COMP B1113 OR STEEL COMP 1213 OVERALL
TECHNICAL CHARACTERISTICS
FIRST END TAPER LENGTH0.062 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
FIRST END TAPER ANGLE75.0 DEGREES NOMINAL
PIN OVERALL DIAMETER0.3740 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN
PIN OVERALL LENGTH1.155 INCHES MINIMUM AND 1.160 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SECOND END STYLESQUARE
MATERIALSTEEL COMP B1113 OR STEEL COMP 1213 OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
IM31Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1-M-3-1?
1-M-3-1 is a HOUSING,MECHANICAL DRIVE.
What parts can replace 1-M-3-1?
There is 1 known substitute for 1-M-3-1: IM31. Substitute compatibility should be verified for your specific system.
What is the NSN for 1-M-3-1?
1-M-3-1 is cataloged in the U.S. Government catalog under NSN 5315-00-340-2628. This indicates validated use in U.S. government and defense supply chains.
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