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M-3151 PIECE NO 8 — Technical Data Sheet

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— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 1.772 INCHES NOMINAL IN, outside_diameter: 2.634 INCHES NOMINAL IN, style_designator: FLAT EXTERNAL TEETH, material_thickness: 0.068 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5310-00-194-0023, 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
M-3151 PIECE NO 8
NSN: 5310-00-194-0023
FSC: 5310
CAGE: 46175 — PEERLESS-WINSMITH, INC. DBA PEERLESS WINSMITH (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter1.772 INCHES NOMINAL IN
outside_diameter2.634 INCHES NOMINAL IN
style_designatorFLAT EXTERNAL TEETH
material_thickness0.068 INCHES NOMINAL IN
NSN5310-00-194-0023
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: M-3151 PIECE NO 8 · 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
•
OUTSIDE DIAMETER: 2.634 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: FLAT EXTERNAL TEETH
•
HOLE DIAMETER: 1.772 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.068 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER2.634 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORFLAT EXTERNAL TEETH
HOLE DIAMETER1.772 INCHES NOMINAL IN
MATERIAL THICKNESS0.068 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
W09InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
E2645PC30InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
35515PC14InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SKF-W-09InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
PL999F0742 PC 37InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
103717InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M-3151 PIECE NO 8?
M-3151 PIECE NO 8 is a WASHER,LOCK.
What parts can replace M-3151 PIECE NO 8?
There are 8 known substitutes for M-3151 PIECE NO 8: W09, E2645PC30, 35515PC14 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M-3151 PIECE NO 8?
M-3151 PIECE NO 8 is cataloged in the Federal Logistics Information System under NSN 5310-00-194-0023. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: September 2026