PartsTable
Technical Data Sheet
SS845-2109844 PC13 ✓ 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: NICKEL ALLOY OVERALL, nut_style: HEXAGON, nut_height: 0.732 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN, thread_class: 3B, thread_series: UNIFIED NATIONAL COARSE (UNC), locking_feature: PREVAILING TORQUE ALL NONMETALLIC DESIGN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-348-1730, 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
SS845-2109844 PC13
NSN: 5310-01-348-1730
FSC: 5310
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
nut_styleHEXAGON
nut_height0.732 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
locking_featurePREVAILING TORQUE ALL NONMETALLIC DESIGN
thread_directionRIGHT-HAND
width_across_flats0.928 INCHES MINIMUM AND 0.944 INCHES MAXIMUM IN
nominal_thread_size0.625 INCHES IN
thread_quantity_per_inch11
criticality_code_justificationZZZX
departure_from_cited_designatorMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
NSN5310-01-348-1730
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: SS845-2109844 PC13 · 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 HEIGHT: 0.732 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH: 11
THREAD DIRECTION: RIGHT-HAND
CRITICALITY CODE JUSTIFICATION: ZZZX
NOMINAL THREAD SIZE: 0.625 INCHES IN
NUT STYLE: HEXAGON
THREAD CLASS: 3B
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT0.732 INCHES MINIMUM AND 0.766 INCHES MAXIMUM IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH11
THREAD DIRECTIONRIGHT-HAND
CRITICALITY CODE JUSTIFICATIONZZZX
NOMINAL THREAD SIZE0.625 INCHES IN
NUT STYLEHEXAGON
THREAD CLASS3B
LOCKING FEATUREPREVAILING TORQUE ALL NONMETALLIC DESIGN
WIDTH ACROSS FLATS0.928 INCHES MINIMUM AND 0.944 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
2640-825X60PC3Interchangeable
interchangeable cross-reference
interchangeable
2640-801X3 PIECE 11Q3Interchangeable
interchangeable cross-reference
interchangeable
2640-801X3PC4Q3Interchangeable
interchangeable cross-reference
interchangeable
RW-166886 PIECE 1.6L1Interchangeable
interchangeable cross-reference
interchangeable
807045-15L1Interchangeable
interchangeable cross-reference
interchangeable
505-4457351 PIECE 152L1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SS845-2109844 PC13?
SS845-2109844 PC13 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace SS845-2109844 PC13?
There are 30 known substitutes for SS845-2109844 PC13: 2640-825X60PC3, 2640-801X3 PIECE 11Q3, 2640-801X3PC4Q3 and 27 more. Substitute compatibility should be verified for your specific system.
Is SS845-2109844 PC13 still available?
SS845-2109844 PC13 is currently cancelled.
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