PartsTable
Technical Data Sheet
0313769 ✓ 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,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL EXCEPT INSERT, nut_style: HEXAGON, nut_height: 0.125 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNJC. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-939-0849, 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
0313769
NSN: 5310-00-939-0849
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL EXCEPT INSERT
nut_styleHEXAGON
nut_height0.125 INCHES MAXIMUM IN
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
thread_class3B
thread_seriesUNJC
locking_featurePREVAILING TORQUE WITH NONMETALLIC INSERT
thread_directionRIGHT-HAND
countersink_angle88.0 DEGREES NOMINAL NUT
surface_treatmentPASSIVATE OVERALL EXCEPT INSERT
width_across_flats0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
nominal_thread_size0.112 INCHES IN
NSN5310-00-939-0849
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 0313769 · 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
MATERIAL: PLASTIC POLYAMIDE NYLON LOCKING INSERT
SURFACE TREATMENT: PASSIVATE OVERALL EXCEPT INSERT
BEARING SURFACE FINISH: 125.0 MICROINCHES
THREAD QUANTITY PER INCH: 40
WIDTH ACROSS FLATS: 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
NOMINAL THREAD SIZE: 0.112 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC POLYAMIDE NYLON LOCKING INSERT
SURFACE TREATMENTPASSIVATE OVERALL EXCEPT INSERT
MATERIALSTEEL CORROSION RESISTING OVERALL EXCEPT INSERT
BEARING SURFACE FINISH125.0 MICROINCHES
THREAD QUANTITY PER INCH40
WIDTH ACROSS FLATS0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
NOMINAL THREAD SIZE0.112 INCHES IN
END ITEM IDENTIFICATIONMULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
TEMP RATING250.0 FAHRENHEIT NOMINAL DEGF
THREAD SERIESUNJC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
5M.3033.220.05Interchangeable
interchangeable cross-reference
interchangeable
MS35216-15Interchangeable
interchangeable cross-reference
interchangeable
2012736Interchangeable
interchangeable cross-reference
interchangeable
1287741-1Interchangeable
interchangeable cross-reference
interchangeable
57A5A28-2Interchangeable
interchangeable cross-reference
interchangeable
272.394.003Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0313769?
0313769 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 0313769?
There are 14 known substitutes for 0313769: 5M.3033.220.05, MS35216-15, 2012736 and 11 more. Substitute compatibility should be verified for your specific system.
Is 0313769 still available?
0313769 is currently cancelled.
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