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PartsTable / COMPONENT / A-49149 PIECE 46
A-49149 PIECE 46 ✓ 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 nut_style: HEXAGON, nut_height: 0.375 INCHES NOMINAL IN, thread_series: UNF, thread_direction: RIGHT-HAND, width_across_flats: 1.250 INCHES NOMINAL IN, nominal_thread_size: 0.875 INCHES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-209-7958, 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
A-49149 PIECE 46
NSN: 5310-01-209-7958
FSC: 5310
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
nut_styleHEXAGON
nut_height0.375 INCHES NOMINAL IN
thread_seriesUNF
thread_directionRIGHT-HAND
width_across_flats1.250 INCHES NOMINAL IN
nominal_thread_size0.875 INCHES IN
bearing_surface_typeCHAMFERED
thread_quantity_per_inch14
NSN5310-01-209-7958
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A-49149 PIECE 46 · 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
•
NUT HEIGHT: 0.375 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.875 INCHES IN
•
THREAD SERIES: UNF
•
BEARING SURFACE TYPE: CHAMFERED
•
THREAD QUANTITY PER INCH: 14
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH ACROSS FLATS: 1.250 INCHES NOMINAL IN
•
NUT STYLE: HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT0.375 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.875 INCHES IN
THREAD SERIESUNF
BEARING SURFACE TYPECHAMFERED
THREAD QUANTITY PER INCH14
THREAD DIRECTIONRIGHT-HAND
WIDTH ACROSS FLATS1.250 INCHES NOMINAL IN
NUT STYLEHEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
0977700Interchangeable
interchangeable cross-reference
interchangeable
617855Interchangeable
interchangeable cross-reference
interchangeable
9777Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-49149 PIECE 46?
A-49149 PIECE 46 is a NUT,PLAIN,HEXAGON.
What parts can replace A-49149 PIECE 46?
There are 3 known substitutes for A-49149 PIECE 46: 0977700, 617855, 9777. Substitute compatibility should be verified for your specific system.
What is the NSN for A-49149 PIECE 46?
A-49149 PIECE 46 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-209-7958. 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