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PartsTable / COMPONENT / 310079
310079 ✓ 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 SWITCH,TELEPHONE,SELECTOR is a the manufacturer industrial component. Key specifications include material: STEEL LOCATION NOT OTHERWISE SPECIFIED, body_shape: ROUND, design_type: DRY, coolant_type: AIR, inlet_location: CENTRALLY IN END SECTION OF BODY, muffler_design: BAFFLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-275-9477, 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
310079
NSN: 5310-00-275-9477
FSC: 5310
CAGE: 1ML14 — BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING (USA)
SPECIFICATIONS
materialSTEEL LOCATION NOT OTHERWISE SPECIFIED
body_shapeROUND
design_typeDRY
coolant_typeAIR
tube_quantity2
inlet_locationCENTRALLY IN END SECTION OF BODY
muffler_designBAFFLE
overall_length17.200 INCHES NOMINAL IN
baffle_quantity3
outlet_locationCENTRALLY IN END SECTION OF BODY
overall_diameter3.240 INCHES NOMINAL IN
surface_treatmentALUMINUM
NSN5310-00-275-9477
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 310079 · 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 STYLE: SLOTTED, HEXAGON
•
THREAD SERIES: UNF
•
NOMINAL THREAD SIZE: 0.750 INCHES IN
•
THREAD QUANTITY PER INCH: 16
•
BEARING SURFACE TYPE: WASHER FACED
•
HARDNESS RATING: 29.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
•
WIDTH ACROSS FLATS: 1.250 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
NUT STYLESLOTTED, HEXAGON
THREAD SERIESUNF
NOMINAL THREAD SIZE0.750 INCHES IN
THREAD QUANTITY PER INCH16
BEARING SURFACE TYPEWASHER FACED
HARDNESS RATING29.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
WIDTH ACROSS FLATS1.250 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3B
NUT HEIGHT0.469 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
40080Interchangeable
interchangeable cross-reference
interchangeable
15289-AInterchangeable
interchangeable cross-reference
interchangeable
310079Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 310079?
310079 is a SWITCH,TELEPHONE,SELECTOR.
What parts can replace 310079?
There are 3 known substitutes for 310079: 40080, 15289-A, 310079. Substitute compatibility should be verified for your specific system.
What is the NSN for 310079?
310079 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-275-9477. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026