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PartsTable / COMPONENT / REGULARJAMNUT
REGULARJAMNUT ✓ 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 OVERALL, nut_style: HEXAGON, nut_height: 0.547 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNS, 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 5310-00-266-4157, 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
REGULARJAMNUT
NSN: 5310-00-266-4157
FSC: 5310
CAGE: 01725 — NORTHWESTERN UNIVERSITY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.547 INCHES NOMINAL IN
thread_class2B
thread_seriesUNS
thread_directionRIGHT-HAND
width_across_flats1.500 INCHES NOMINAL IN
nominal_thread_size1.000 INCHES IN
bearing_surface_typeCHAMFERED
thread_quantity_per_inch14
nondefinitive_spec/std_data6 TYPE AND C CLASS
NSN5310-00-266-4157
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: REGULARJAMNUT · 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 STYLE: HEXAGON
•
THREAD SERIES: UNS
•
BEARING SURFACE TYPE: CHAMFERED
•
THREAD QUANTITY PER INCH: 14
•
NOMINAL THREAD SIZE: 1.000 INCHES IN
•
NONDEFINITIVE SPEC/STD DATA: 6 TYPE AND C CLASS
•
MATERIAL: STEEL OVERALL
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
NUT STYLEHEXAGON
THREAD SERIESUNS
BEARING SURFACE TYPECHAMFERED
THREAD QUANTITY PER INCH14
NOMINAL THREAD SIZE1.000 INCHES IN
NONDEFINITIVE SPEC/STD DATA6 TYPE AND C CLASS
MATERIALSTEEL OVERALL
THREAD DIRECTIONRIGHT-HAND
WIDTH ACROSS FLATS1.500 INCHES NOMINAL IN
NUT HEIGHT0.547 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
FFB571TYPEA6Interchangeable
interchangeable cross-reference
interchangeable
39122DInterchangeable
interchangeable cross-reference
interchangeable
04-953Interchangeable
interchangeable cross-reference
interchangeable
HLJF2HInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is REGULARJAMNUT?
REGULARJAMNUT is a NUT,PLAIN,HEXAGON.
What parts can replace REGULARJAMNUT?
There are 4 known substitutes for REGULARJAMNUT: FFB571TYPEA6, 39122D, 04-953 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for REGULARJAMNUT?
REGULARJAMNUT is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-266-4157. 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