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2557507 — ADAPTER,TEST

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2557507: ADAPTER,TEST.

The ADAPTER,TEST is a the manufacturer industrial component. Key specifications include specification/standard_data: 06848-2557507 MANUFACTURERS STANDARD. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-020-2317, 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
2557507
NSN: 5331-01-020-2317
NIINs: 010202317, 010230783, 013211225
FSC: 5331 — O-ring
CAGE: 25184 — PARKER HANNIFIN CORPORATION DIV O-RING DIVISION (USA)
SPECIFICATIONS
specification/standard_data06848-2557507 MANUFACTURERS STANDARD
NSN5331-01-020-2317
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2557507 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: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 5.844 INCHES MINIMUM AND 5.930 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 331 MAXIMUM
•
CENTER HOLE DIAMETER: 5.574 INCHES MINIMUM AND 5.644 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
TEMP RATING-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER5.844 INCHES MINIMUM AND 5.930 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE331 MAXIMUM
CENTER HOLE DIAMETER5.574 INCHES MINIMUM AND 5.644 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 7
441/002-0/0012Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
703255Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
PRP255-7507Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2-255 N674-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
412/348-0/0000Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
0-3418Same 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 2557507?
2557507 is a ADAPTER,TEST.
What parts can replace 2557507?
There are 7 known substitutes for 2557507: 441/002-0/0012, 703255, PRP255-7507 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2557507?
2557507 is cataloged in the U.S. Government catalog under NSN 5331-01-020-2317. 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.