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PA304 ✓ 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 DETENT,SWITCH is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, thickness: 0.1196 INCHES NOMINAL IN, nominal_size: 0.250 INCHES FRONT END IN, hole_diameter: 1.500 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN, overall_width: 1.438 INCHES NOMINAL IN, bushing_length: 0.375 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-262-2913, 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
PA304
NSN: 5310-00-262-2913
FSC: 5310
CAGE: 05992 — BARTLETT LIFTING DEVICES INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
thickness0.1196 INCHES NOMINAL IN
nominal_size0.250 INCHES FRONT END IN
hole_diameter1.500 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
overall_width1.438 INCHES NOMINAL IN
bushing_length0.375 INCHES NOMINAL IN
overall_height1.500 INCHES NOMINAL IN
overall_length4.375 INCHES NOMINAL IN
mounting_methodBUSHING
bushing_diameter0.375 INCHES NOMINAL IN
overall_diameter2.375 INCHES NOMINAL IN
stop_adjustabilityADJUSTABLE
NSN5310-00-262-2913
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: PA304 · 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: COPPER ALLOY OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 1.500 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 2.375 INCHES NOMINAL IN
•
THICKNESS: 0.1196 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER1.500 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER2.375 INCHES NOMINAL IN
THICKNESS0.1196 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
95J9K0Interchangeable
interchangeable cross-reference
interchangeable
1586012Interchangeable
interchangeable cross-reference
interchangeable
4652Interchangeable
interchangeable cross-reference
interchangeable
83921HInterchangeable
interchangeable cross-reference
interchangeable
8M1217Interchangeable
interchangeable cross-reference
interchangeable
252961Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PA304?
PA304 is a DETENT,SWITCH.
What parts can replace PA304?
There are 26 known substitutes for PA304: 95J9K0, 1586012, 4652 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PA304?
PA304 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-262-2913. 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