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Technical Data Sheet
PartsTable / COMPONENT / 1153-2421
1153-2421 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The BOLT,MORTISE is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-075-2738, 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
1153-2421
NSN: 5340-00-075-2738
FSC: 5340
CAGE: 55683 — WHEELER FLEET SOLUTIONS, CO. (USA)
SPECIFICATIONS
special_featuresSTAINLESS STEEL COMP 304,0.500 IN.THK,2.000 IN.LG,1.750 IN.W,0.375 IN.DIA HOLE DRILLED TO ACCOMMODATE ROD,0.375-24 HOLE THD 0.625 IN.FROM BOTTOM,0.875 IN.FROM END; IN
NSN5340-00-075-2738
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1153-2421 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESSTAINLESS STEEL COMP 304,0.500 IN.THK,2.000 IN.LG,1.750 IN.W,0.375 IN.DIA HOLE DRILLED TO ACCOMMODATE ROD,0.375-24 HOLE THD 0.625 IN.FROM BOTTOM,0.875 IN.FROM END; IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
2421Interchangeable
interchangeable cross-reference
interchangeable
PD57-1Interchangeable
interchangeable cross-reference
interchangeable
150B1/8X1/32X18Interchangeable
interchangeable cross-reference
interchangeable
R1-1250Interchangeable
interchangeable cross-reference
interchangeable
26224-30Interchangeable
interchangeable cross-reference
interchangeable
424551-01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1153-2421?
1153-2421 is a BOLT,MORTISE.
What parts can replace 1153-2421?
There are 14 known substitutes for 1153-2421: 2421, PD57-1, 150B1/8X1/32X18 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1153-2421?
1153-2421 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-075-2738. 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