PartsTable
Technical Data Sheet
251368 ✓ 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 CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON LOCKING INSERT, nut_style: HEXAGON, body_style: STRAIGHT SHAPE, INTERNAL COUPLING W/BACKSHELL, nut_height: 0.579 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN, shell_type: SOLID, lubrication: DRY FILM LUBRICANT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-067-9507, 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
251368
NSN: 5310-00-067-9507
FSC: 5310
CAGE: H0001 — DAF TRUCKS N.V. (NLD)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON LOCKING INSERT
nut_styleHEXAGON
body_styleSTRAIGHT SHAPE, INTERNAL COUPLING W/BACKSHELL
nut_height0.579 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN
shell_typeSOLID
lubricationDRY FILM LUBRICANT
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
thread_class2B
terminal_typeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
thread_seriesUNF
overall_length0.953 INCHES MAXIMUM IN
shell_materialALUMINUM ALLOY
NSN5310-00-067-9507
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 251368 · 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 CLASS: 2B
NUT HEIGHT: 0.579 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN
MATERIAL: PLASTIC POLYAMIDE NYLON LOCKING INSERT
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
THREAD QUANTITY PER INCH: 20
NOMINAL THREAD SIZE: 0.500 INCHES IN
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
BEARING SURFACE FINISH: 125.0 MICROINCHES
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2B
NUT HEIGHT0.579 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN
MATERIALPLASTIC POLYAMIDE NYLON LOCKING INSERT
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
THREAD QUANTITY PER INCH20
NOMINAL THREAD SIZE0.500 INCHES IN
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
BEARING SURFACE FINISH125.0 MICROINCHES
NUT STYLEHEXAGON
THREAD SERIESUNF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
122403Interchangeable
interchangeable cross-reference
interchangeable
N21264PC13Interchangeable
interchangeable cross-reference
interchangeable
N25155PC14Interchangeable
interchangeable cross-reference
interchangeable
MS27473E20A2SInterchangeable
interchangeable cross-reference
interchangeable
KJ6E20A2SNInterchangeable
interchangeable cross-reference
interchangeable
JT06RE20-2SInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 251368?
251368 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace 251368?
There are 28 known substitutes for 251368: 122403, N21264PC13, N25155PC14 and 25 more. Substitute compatibility should be verified for your specific system.
Is 251368 still available?
251368 is currently cancelled.
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