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504262 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

504262: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT, case_style: SQUARE, seal_width: 0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN, temp_rating: -60.0 FAHRENHEIT AND 275.00 FAHRENHEIT DEGF, outside_diameter: 1.254 INCHES NOMINAL IN, special_features: MATERIAL: CASE: STEEL; LIP: NITRILE RUBBER. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-012-0586, 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
504262
NSN: 5330-00-012-0586
NIINs: 000120586, 011339301
FSC: 5330 — Packing and Gasket Materials
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
case_styleSQUARE
seal_width0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
temp_rating-60.0 FAHRENHEIT AND 275.00 FAHRENHEIT DEGF
outside_diameter1.254 INCHES NOMINAL IN
special_featuresMATERIAL: CASE: STEEL; LIP: NITRILE RUBBER
housing_bore_diameter1.249 INCHES MINIMUM AND 1.251 INCHES MAXIMUM IN
sealing_element_styleANGULAR
special_test_featuresOPERATING ENVIRONMENT: 275 DEGREES FAHRENHEIT MAXIMUM; OIL MIL-L-2104 GRADE 30; -60 DEGREES FAHRENHEIT MINIMUM; OIL MIL-L-46167 ARCTIC; PRESSURE: 0 TO 5 PSI
accommodated_shaft_diameter0.695 INCHES MINIMUM AND 0.725 INCHES MAXIMUM IN
part_name_assigned_by_controlling_agencySEAL, ENCASED
NSN5330-00-012-0586
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 504262 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
KEY FEATURES
•
TEMP RATING: -60.0 FAHRENHEIT AND 275.00 FAHRENHEIT DEGF
•
SEAL WIDTH: 0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: ANGULAR
•
SPECIAL TEST FEATURES: OPERATING ENVIRONMENT: 275 DEGREES FAHRENHEIT MAXIMUM; OIL MIL-L-2104 GRADE 30; -60 DEGREES FAHRENHEIT MINIMUM; OIL MIL-L-46167 ARCTIC; PRESSURE: 0 TO 5 PSI
•
OUTSIDE DIAMETER: 1.254 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 1.249 INCHES MINIMUM AND 1.251 INCHES MAXIMUM IN
•
CASE STYLE: SQUARE
TECHNICAL CHARACTERISTICS
TEMP RATING-60.0 FAHRENHEIT AND 275.00 FAHRENHEIT DEGF
SEAL WIDTH0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
SEALING ELEMENT STYLEANGULAR
SPECIAL TEST FEATURESOPERATING ENVIRONMENT: 275 DEGREES FAHRENHEIT MAXIMUM; OIL MIL-L-2104 GRADE 30; -60 DEGREES FAHRENHEIT MINIMUM; OIL MIL-L-46167 ARCTIC; PRESSURE: 0 TO 5 PSI
OUTSIDE DIAMETER1.254 INCHES NOMINAL IN
HOUSING BORE DIAMETER1.249 INCHES MINIMUM AND 1.251 INCHES MAXIMUM IN
CASE STYLESQUARE
SPECIAL FEATURESMATERIAL: CASE: STEEL; LIP: NITRILE RUBBER
ACCOMMODATED SHAFT DIAMETER0.695 INCHES MINIMUM AND 0.725 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSEAL, ENCASED
SUBSTITUTES & CROSS-REFERENCES 4
LT160-22Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
EX96273Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
534030-85Reference document
Same NSN cross-reference
Reference document — Secondary reference
12267798Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 504262?
504262 is a SEAL,PLAIN.
What parts can replace 504262?
There are 4 known substitutes for 504262: LT160-22, EX96273, 534030-85 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 504262?
504262 is cataloged in the U.S. Government catalog under NSN 5330-00-012-0586. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.