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494053 — SPRING,HELICAL,COMPRESSION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

494053: SPRING,HELICAL,COMPRESSION.

The SPRING,HELICAL,COMPRESSION is a the manufacturer industrial component. Key specifications include end_item_identification: MRAP RG31&ROUTE CLEARANCE, part_name_assigned_by_controlling_agency: SPRING. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-730-4973, 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
494053
NSN: 5340-00-730-4973
NIINs: 007304973, 016135535
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
end_item_identificationMRAP RG31&ROUTE CLEARANCE
part_name_assigned_by_controlling_agencySPRING
NSN5340-00-730-4973
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 494053 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
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SECOND LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
FIRST LEG HOLE DIAMETER: 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN
•
FIRST LEG ANGLE: 90.0 DEGREES NOMINAL
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SECOND LEG RELATIONSHIP TO FIRST LEG: NOT IDENTICAL
•
SECOND LEG HOLE DIAMETER: 0.214 INCHES MINIMUM AND 0.224 INCHES MAXIMUM IN
•
SECOND LEG WIDTH: 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
•
SECOND LEG LENGTH: 2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SECOND LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
FIRST LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG LENGTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
FIRST LEG HOLE DIAMETER0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN
FIRST LEG ANGLE90.0 DEGREES NOMINAL
SECOND LEG RELATIONSHIP TO FIRST LEGNOT IDENTICAL
SECOND LEG HOLE DIAMETER0.214 INCHES MINIMUM AND 0.224 INCHES MAXIMUM IN
SECOND LEG WIDTH0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
SECOND LEG LENGTH2.052 INCHES MINIMUM AND 2.072 INCHES MAXIMUM IN
FIRST LEG HOLE ARRANGEMENT STYLEONE HOLE
SECOND LEG DISTANCE FROM EDGE TO HOLE CENTER ALONG WIDTH0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 494053?
494053 is a SPRING,HELICAL,COMPRESSION.
What is the NSN for 494053?
494053 is cataloged in the U.S. Government catalog under NSN 5340-00-730-4973. 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.