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Technical Data Sheet
PartsTable / COMPONENT / P1290
P1290 ✓ 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 VALVE,BALL is a the manufacturer industrial component. Key specifications include diameter: 0.094 INCHES NOMINAL IN, material: PAPER OVERALL, outside_diameter: 3.125 INCHES NOMINAL IN, style_designator: CIRCULAR, underloop_length: 0.750 INCHES NOMINAL IN, aperture_diameter: 2.906 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 5315-00-019-2771, 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
P1290
NSN: 5315-00-019-2771
FSC: 5315
CAGE: 80212 — BAE SYSTEMS LAND & ARMAMENTS L.P. (USA)
SPECIFICATIONS
diameter0.094 INCHES NOMINAL IN
materialPAPER OVERALL
outside_diameter3.125 INCHES NOMINAL IN
style_designatorCIRCULAR
underloop_length0.750 INCHES NOMINAL IN
aperture_diameter2.906 INCHES NOMINAL IN
fsc_application_dataALTIMETER,PRESSURIZED COMPARTMENT
cross-sectional_thickness0.010 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5315-00-019-2771
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: P1290 · 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
•
DIAMETER: 0.094 INCHES NOMINAL IN
•
UNDERLOOP LENGTH: 0.750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY OVERALL
DIAMETER0.094 INCHES NOMINAL IN
UNDERLOOP LENGTH0.750 INCHES NOMINAL IN
STYLE DESIGNATORSTANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
P1290Interchangeable
interchangeable cross-reference
interchangeable
30-C 400PSI FPT 2 INInterchangeable
interchangeable cross-reference
interchangeable
3112K015Interchangeable
interchangeable cross-reference
interchangeable
M24509-20I0LBInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P1290?
P1290 is a VALVE,BALL.
What parts can replace P1290?
There are 4 known substitutes for P1290: P1290, 30-C 400PSI FPT 2 IN, 3112K015 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P1290?
P1290 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-019-2771. 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