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PWA56018-54 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

PWA56018-54: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL, design_type: SOLID, end_diameter: 0.9420 INCHES NOMINAL IN, bore_diameter: 0.1250 INCHES NOMINAL IN, overall_height: 0.4590 INCHES NOMINAL IN, special_features: 0.129 IN. COUNTERBORE DIA.

2 HOLES;0.250 IN. CENTER HOLE TO CENTER HOLE IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-269-7000, 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
PWA56018-54
NSN: 5340-01-269-7000
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL
design_typeSOLID
end_diameter0.9420 INCHES NOMINAL IN
bore_diameter0.1250 INCHES NOMINAL IN
overall_height0.4590 INCHES NOMINAL IN
special_features0.129 IN. COUNTERBORE DIA. 2 HOLES;0.250 IN. CENTER HOLE TO CENTER HOLE IN
style_designatorSEAT
first_step_diameter1.0400 INCHES NOMINAL IN
fsc_application_dataROTATOR,BORESCOPE INSPECTION
distance_from_end_to_first_step0.2510 INCHES NOMINAL IN
NSN5340-01-269-7000
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PWA56018-54 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
•
FSC APPLICATION DATA: ROTATOR,BORESCOPE INSPECTION
•
FIRST STEP DIAMETER: 1.0400 INCHES NOMINAL IN
•
END DIAMETER: 0.9420 INCHES NOMINAL IN
•
DISTANCE FROM END TO FIRST STEP: 0.2510 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.4590 INCHES NOMINAL IN
FSC APPLICATION DATAROTATOR,BORESCOPE INSPECTION
FIRST STEP DIAMETER1.0400 INCHES NOMINAL IN
END DIAMETER0.9420 INCHES NOMINAL IN
DISTANCE FROM END TO FIRST STEP0.2510 INCHES NOMINAL IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
SPECIAL FEATURES0.129 IN. COUNTERBORE DIA. 2 HOLES;0.250 IN. CENTER HOLE TO CENTER HOLE IN
BORE DIAMETER0.1250 INCHES NOMINAL IN
MATERIALSTEEL
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PWA56018-54?
PWA56018-54 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for PWA56018-54?
PWA56018-54 is cataloged in the U.S. Government catalog under NSN 5340-01-269-7000. This indicates validated use in U.S. government and defense supply chains.
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