PartsTable
Technical Data Sheet
2151697 ✓ 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 NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include nominal_thread_size: 0.500 INCHES IN, end_item_identification: ALCO 251 MARINE DIESEL ENGINE, thread_quantity_per_inch: 13, part_name_assigned_by_controlling_agency: NUT FOR STUD, 1/2 - 13 IN. IN.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-768-0318, 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
2151697
NSN: 5310-00-768-0318
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
nominal_thread_size0.500 INCHES IN
end_item_identificationALCO 251 MARINE DIESEL ENGINE
thread_quantity_per_inch13
part_name_assigned_by_controlling_agencyNUT FOR STUD, 1/2 - 13 IN. IN
NSN5310-00-768-0318
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2151697 · 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
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
HARDNESS RATING: 95.0 BRINELL STANDARD MINIMUM
WIDTH ACROSS FLATS: 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
THREAD QUANTITY PER INCH: 13
NOMINAL THREAD SIZE: 0.500 INCHES IN
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONMRAP BUFFALO MK2A2; ARMORED MULTI-PURPOSE VEHICLE (AMPV); MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS); LOGISTICS SUPPORT VESSEL
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
HARDNESS RATING95.0 BRINELL STANDARD MINIMUM
WIDTH ACROSS FLATS0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
THREAD QUANTITY PER INCH13
NOMINAL THREAD SIZE0.500 INCHES IN
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD CLASS2B
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
MS51967-14Interchangeable
interchangeable cross-reference
interchangeable
5310PL0670188Interchangeable
interchangeable cross-reference
interchangeable
5310000043099Interchangeable
interchangeable cross-reference
interchangeable
102637Interchangeable
interchangeable cross-reference
interchangeable
18317PCM425Interchangeable
interchangeable cross-reference
interchangeable
NH10201Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
Ready to buy 2151697?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 2151697?
2151697 is a NUT,PLAIN,HEXAGON.
What parts can replace 2151697?
There are 28 known substitutes for 2151697: MS51967-14, 5310PL0670188, 5310000043099 and 25 more. Substitute compatibility should be verified for your specific system.
Is 2151697 still available?
2151697 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 2151697