PartsTable
Technical Data Sheet
009138881 ✓ 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 CORROSION RESISTING OVERALL, nut_style: HEXAGON, nut_height: 0.2187 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), special_features: DO NOT DUPE TO NSN 5310-00-913-8881; THIS NSN IS FOR PEARL HARBOR USE ONLY; THIS IS A NON-STANDARD UNIT-OF-ISSUE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-465-1014, 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
009138881
NSN: 5310-01-465-1014
FSC: 5310
CAGE: 14153 — DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
nut_styleHEXAGON
nut_height0.2187 INCHES NOMINAL IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
special_featuresDO NOT DUPE TO NSN 5310-00-913-8881; THIS NSN IS FOR PEARL HARBOR USE ONLY; THIS IS A NON-STANDARD UNIT-OF-ISSUE
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.4375 INCHES NOMINAL IN
nominal_thread_size0.250 INCHES IN
bearing_surface_typeCHAMFERED
end_item_identificationMRAP BUFFALO MK2A2; MRAP - M-ATV WITH CS13 POP AND SNE
NSN5310-01-465-1014
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 009138881 · 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
BEARING SURFACE TYPE: CHAMFERED
NOMINAL THREAD SIZE: 0.250 INCHES IN
NUT HEIGHT: 0.2187 INCHES NOMINAL IN
NUT STYLE: HEXAGON
THREAD QUANTITY PER INCH: 20
WIDTH ACROSS FLATS: 0.4375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESDO NOT DUPE TO NSN 5310-00-913-8881; THIS NSN IS FOR PEARL HARBOR USE ONLY; THIS IS A NON-STANDARD UNIT-OF-ISSUE
BEARING SURFACE TYPECHAMFERED
NOMINAL THREAD SIZE0.250 INCHES IN
NUT HEIGHT0.2187 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT, HEXAGON
NUT STYLEHEXAGON
THREAD QUANTITY PER INCH20
WIDTH ACROSS FLATS0.4375 INCHES NOMINAL IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
333-12000Interchangeable
interchangeable cross-reference
interchangeable
245-4510949-51Interchangeable
interchangeable cross-reference
interchangeable
M171-119Interchangeable
interchangeable cross-reference
interchangeable
203MS052P013Interchangeable
interchangeable cross-reference
interchangeable
4912541-02Interchangeable
interchangeable cross-reference
interchangeable
7237702P003Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 009138881?
009138881 is a NUT,PLAIN,HEXAGON.
What parts can replace 009138881?
There are 18 known substitutes for 009138881: 333-12000, 245-4510949-51, M171-119 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 009138881?
009138881 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-465-1014. This indicates validated use in U.S. government and defense supply chains.
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