PartsTable
Technical Data Sheet
91310 ✓ Verified by PartsTable
Philips · 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

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Key specifications include material: STEEL OVERALL, nut_style: ROUND, nut_diameter: 1.750 INCHES NOMINAL IN, thread_class: 2B, nut_thickness: 0.175 INCHES NOMINAL IN, thread_series: UN. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-411-9197, 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
91310
NSN: 5310-00-411-9197
FSC: 5310
CAGE: 08645 — BRIGGS AND STRATTON CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleROUND
nut_diameter1.750 INCHES NOMINAL IN
thread_class2B
nut_thickness0.175 INCHES NOMINAL IN
thread_seriesUN
thread_directionRIGHT-HAND
drive_point_depth0.062 INCHES NOMINAL IN
drive_point_width0.312 INCHES NOMINAL IN
nominal_thread_size1.312 INCHES IN
drive_point_quantity6
thread_quantity_per_inch12
NSN5310-00-411-9197
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 91310 · Philips ⚠ 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
THREAD CLASS: 2B
THREAD DIRECTION: RIGHT-HAND
NOMINAL THREAD SIZE: 1.312 INCHES IN
MATERIAL: STEEL OVERALL
THREAD QUANTITY PER INCH: 12
THREAD SERIES: UN
DRIVE POINT QUANTITY: 6
DRIVE POINT WIDTH: 0.312 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.312 INCHES IN
MATERIALSTEEL OVERALL
THREAD QUANTITY PER INCH12
THREAD SERIESUN
DRIVE POINT QUANTITY6
DRIVE POINT WIDTH0.312 INCHES NOMINAL IN
NUT THICKNESS0.175 INCHES NOMINAL IN
NUT DIAMETER1.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
1755628Interchangeable
interchangeable cross-reference
interchangeable
8177379Interchangeable
interchangeable cross-reference
interchangeable
3130130G014Interchangeable
interchangeable cross-reference
interchangeable
91310Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 91310?
91310 is a CONNECTOR,RECEPTACLE,ELECTRICAL manufactured by Philips.
What parts can replace 91310?
There are 4 known substitutes for 91310: 1755628, 8177379, 3130130G014 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 91310?
91310 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-411-9197. This indicates validated use in U.S. government and defense supply chains.
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