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Technical Data Sheet
PartsTable / COMPONENT / MIL-P-1097/EVM
MIL-P-1097/EVM ✓ Verified by PartsTable
— · 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 MIL-P-1097/EVM is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-300-4180, 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
MIL-P-1097/EVM
NSN: 5315-01-300-4180
FSC: 5315
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
Part NumberMIL-P-1097/EVM
NSN5315-01-300-4180
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MIL-P-1097/EVM · 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
•
DIAMETER: 0.0781 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SLOTTED
•
HARDNESS RATING: 78.1 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 81.5 ROCKWELL C MAXIMUM OVERALL
•
DEPARTURE FROM CITED DOCUMENT: MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
DIAMETER0.0781 INCHES NOMINAL IN
OVERALL LENGTH0.312 INCHES NOMINAL IN
STYLE DESIGNATORSLOTTED
HARDNESS RATING78.1 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 81.5 ROCKWELL C MAXIMUM OVERALL
DEPARTURE FROM CITED DOCUMENTMAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
TYPE 1, CMPSN C,DIA.0625X250LGInterchangeable
interchangeable cross-reference
interchangeable
MIL-P-10971EVMInterchangeable
interchangeable cross-reference
interchangeable
MIL-P-1097/EInterchangeable
interchangeable cross-reference
interchangeable
TYPE I,CMPSN C, DIA.0625X.375LGInterchangeable
interchangeable cross-reference
interchangeable
MIL-P-10971Interchangeable
interchangeable cross-reference
interchangeable
MIL-P-1097/EVMInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-P-1097/EVM?
MIL-P-1097/EVM is a MIL-P-1097/EVM.
What parts can replace MIL-P-1097/EVM?
There are 8 known substitutes for MIL-P-1097/EVM: TYPE 1, CMPSN C,DIA.0625X250LG, MIL-P-10971EVM, MIL-P-1097/E and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-P-1097/EVM?
MIL-P-1097/EVM is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-300-4180. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026