PartsTable
Technical Data Sheet
1951409 ✓ 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 material: STEEL COMP 1010 OVERALL, nut_style: HEXAGON, nut_height: 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-281-9763, 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
1951409
NSN: 5310-00-281-9763
FSC: 5310
CAGE: 16764 — GENERAL MOTORS CORP DELCO REMY DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
nut_styleHEXAGON
nut_height0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
width_across_flats0.241 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
nominal_thread_size0.164 INCHES IN
bearing_surface_typeCHAMFERED
thread_quantity_per_inch32
material_document_and_classificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-281-9763
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1951409 · 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 DIRECTION: RIGHT-HAND
BEARING SURFACE TYPE: CHAMFERED
NOMINAL THREAD SIZE: 0.164 INCHES IN
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH: 32
THREAD CLASS: 2B
NUT HEIGHT: 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN
WIDTH ACROSS FLATS: 0.241 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
BEARING SURFACE TYPECHAMFERED
NOMINAL THREAD SIZE0.164 INCHES IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH32
THREAD CLASS2B
NUT HEIGHT0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN
WIDTH ACROSS FLATS0.241 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL COMP 1010 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
G718Interchangeable
interchangeable cross-reference
interchangeable
C73-MInterchangeable
interchangeable cross-reference
interchangeable
100766Interchangeable
interchangeable cross-reference
interchangeable
TW142Interchangeable
interchangeable cross-reference
interchangeable
3246Interchangeable
interchangeable cross-reference
interchangeable
247-117Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 1951409?
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 1951409?
1951409 is a NUT,PLAIN,HEXAGON.
What parts can replace 1951409?
There are 13 known substitutes for 1951409: G718, C73-M, 100766 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1951409?
1951409 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-281-9763. This indicates validated use in U.S. government and defense supply chains.
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 — 1951409