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PWA31292 — PLUG,PROTECTIVE,DUST AND MOISTUR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

PWA31292: PLUG,PROTECTIVE,DUST AND MOISTUR.

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: ALUMINUM, design_type: FRICTION, overall_diameter: 4.435 INCHES MINIMUM AND 4.440 INCHES MAXIMUM IN, features_provided: SHOULDER, surface_treatment: ANODIZE, fsc_application_data: GEARBOX SUPPORT ASSY. SEAL INSTALLATION.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-269-8940, 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
PWA31292
NSN: 5340-01-269-8940
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialALUMINUM
design_typeFRICTION
overall_diameter4.435 INCHES MINIMUM AND 4.440 INCHES MAXIMUM IN
features_providedSHOULDER
surface_treatmentANODIZE
fsc_application_dataGEARBOX SUPPORT ASSY. SEAL INSTALLATION
end_item_identificationTF33-PW102;KC135
opening_inside_diameter_for_which_designed4.020 INCHES MINIMUM AND 4.025 INCHES MAXIMUM IN
NSN5340-01-269-8940
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PWA31292 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: GEARBOX SUPPORT ASSY. SEAL INSTALLATION
•
DESIGN TYPE: FRICTION
•
OVERALL DIAMETER: 4.435 INCHES MINIMUM AND 4.440 INCHES MAXIMUM IN
•
FEATURES PROVIDED: SHOULDER
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 4.020 INCHES MINIMUM AND 4.025 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ANODIZE
•
MATERIAL: ALUMINUM
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAGEARBOX SUPPORT ASSY. SEAL INSTALLATION
DESIGN TYPEFRICTION
OVERALL DIAMETER4.435 INCHES MINIMUM AND 4.440 INCHES MAXIMUM IN
FEATURES PROVIDEDSHOULDER
OPENING INSIDE DIAMETER FOR WHICH DESIGNED4.020 INCHES MINIMUM AND 4.025 INCHES MAXIMUM IN
SURFACE TREATMENTANODIZE
END ITEM IDENTIFICATIONTF33-PW102;KC135
MATERIALALUMINUM
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 PWA31292?
PWA31292 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What is the NSN for PWA31292?
PWA31292 is cataloged in the U.S. Government catalog under NSN 5340-01-269-8940. 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.