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PartsTable / COMPONENT / P-272
P-272 ✓ 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

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include material: METAL CONTAINER/CARTRIDGE, case_style: SQUARE, seal_width: 0.437 INCHES NOMINAL IN, design_type: NONREUSABLE, temp_rating: 120.0 FAHRENHEIT NOMINAL DEGF, nominal_size: 0.250 INCHES FRONT END 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 5310-00-283-1782, 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
P-272
NSN: 5310-00-283-1782
FSC: 5310
CAGE: 11865 — B & G EQUIPMENT COMPANY (USA)
SPECIFICATIONS
materialMETAL CONTAINER/CARTRIDGE
case_styleSQUARE
seal_width0.437 INCHES NOMINAL IN
design_typeNONREUSABLE
temp_rating120.0 FAHRENHEIT NOMINAL DEGF
nominal_size0.250 INCHES FRONT END IN
body_diameter123.0 MILLIMETERS NOMINAL MM
overall_width1.625 INCHES NOMINAL IN
bushing_length0.375 INCHES NOMINAL IN
flow_directionINSIDE OUT
overall_height1.875 INCHES NOMINAL IN
overall_length8.406 INCHES NOMINAL IN
NSN5310-00-283-1782
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: P-272 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
SKA1561Interchangeable
interchangeable cross-reference
interchangeable
18331Interchangeable
interchangeable cross-reference
interchangeable
60239Interchangeable
interchangeable cross-reference
interchangeable
P272Interchangeable
interchangeable cross-reference
interchangeable
518A129G2Interchangeable
interchangeable cross-reference
interchangeable
D7-272Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P-272?
P-272 is a PISTON,INTERNAL COMBUSTION ENGIN.
What parts can replace P-272?
There are 14 known substitutes for P-272: SKA1561, 18331, 60239 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P-272?
P-272 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-283-1782. 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