PartsTable
Technical Data Sheet
PartsTable / COMPONENT / NTR25LH
NTR25LH ✓ 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

NUT,PLAIN,SINGLE BALL SEAT,HEXAG. Key specifications include material: STEEL OVERALL, nut_style: SINGLE BALL SEAT, HEXAGON, nut_height: 0.862 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNEF, thread_direction: LEFT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-838-2063, 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
NTR25LH
NSN: 5310-00-838-2063
FSC: 5310
CAGE: 22337 — BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleSINGLE BALL SEAT, HEXAGON
nut_height0.862 INCHES NOMINAL IN
thread_class2B
thread_seriesUNEF
thread_directionLEFT-HAND
width_across_flats1.500 INCHES NOMINAL IN
nominal_thread_size1.125 INCHES IN
thread_quantity_per_inch16
NSN5310-00-838-2063
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: NTR25LH · 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
•
WIDTH ACROSS FLATS: 1.500 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 16
•
THREAD SERIES: UNEF
•
NOMINAL THREAD SIZE: 1.125 INCHES IN
•
NUT HEIGHT: 0.862 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
NUT STYLE: SINGLE BALL SEAT, HEXAGON
•
THREAD DIRECTION: LEFT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS1.500 INCHES NOMINAL IN
THREAD QUANTITY PER INCH16
THREAD SERIESUNEF
NOMINAL THREAD SIZE1.125 INCHES IN
NUT HEIGHT0.862 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
NUT STYLESINGLE BALL SEAT, HEXAGON
THREAD DIRECTIONLEFT-HAND
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
43812Interchangeable
interchangeable cross-reference
interchangeable
37892Interchangeable
interchangeable cross-reference
interchangeable
471783Interchangeable
interchangeable cross-reference
interchangeable
37831Interchangeable
interchangeable cross-reference
interchangeable
D37892Interchangeable
interchangeable cross-reference
interchangeable
BB6029Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy NTR25LH?
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 NTR25LH?
NTR25LH is a NUT,PLAIN,SINGLE BALL SEAT,HEXAG.
What parts can replace NTR25LH?
There are 11 known substitutes for NTR25LH: 43812, 37892, 471783 and 8 more. Substitute compatibility should be verified for your specific system.
Is NTR25LH still available?
NTR25LH 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 — NTR25LH

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026