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839950 — NUT,SELF-LOCKING,SPLINE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

839950: NUT,SELF-LOCKING,SPLINE.

The NUT,SELF-LOCKING,SPLINE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON LOCKING INSERT, nut_style: SPLINE, nut_height: 0.813 INCHES NOMINAL IN, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, nut_diameter: 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN, pilot_length: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-802-5451, 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
839950
NSN: 5310-00-802-5451
FSC: 5310 — Nuts and Washers
CAGE: 19203 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV US ARMY RESEARCH, DEVELOPMENT AND ENGINEERING COMMAND ARMAMENT (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON LOCKING INSERT
nut_styleSPLINE
nut_height0.813 INCHES NOMINAL IN
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
nut_diameter0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
pilot_length0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNF
pilot_diameter0.696 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
locking_featurePREVAILING TORQUE WITH NONMETALLIC INSERT
thread_directionRIGHT-HAND
surface_treatmentCADMIUM NUT
NSN5310-00-802-5451
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 839950 · 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT
•
THREAD SERIES: UNF
•
TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.500 INCHES IN
•
NUT DIAMETER: 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
•
PILOT DIAMETER: 0.696 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
•
PILOT LENGTH: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT
THREAD SERIESUNF
TEMP RATING250.0 FAHRENHEIT NOMINAL DEGF
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.500 INCHES IN
NUT DIAMETER0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN
PILOT DIAMETER0.696 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
PILOT LENGTH0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT0.813 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 1
42ND28-080Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 839950?
839950 is a NUT,SELF-LOCKING,SPLINE.
What parts can replace 839950?
There is 1 known substitute for 839950: 42ND28-080. Substitute compatibility should be verified for your specific system.
What is the NSN for 839950?
839950 is cataloged in the U.S. Government catalog under NSN 5310-00-802-5451. This indicates validated use in U.S. government and defense supply chains.
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