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5978932 — PLUG,PROTECTIVE,DUST AND MOISTUR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5978932: PLUG,PROTECTIVE,DUST AND MOISTUR.

PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include design_type: FRICTION, special_features: INCLUDES LANYARD,STAINLESS STEEL,11.250 IN. LG IN, features_provided: BEVELED SEAT, opening_inside_diameter_for_which_designed: 1.375 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-317-0169, 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
5978932
NSN: 5340-01-317-0169
FSC: 5340 — Hardware, Commercial
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
design_typeFRICTION
special_featuresINCLUDES LANYARD,STAINLESS STEEL,11.250 IN. LG IN
features_providedBEVELED SEAT
opening_inside_diameter_for_which_designed1.375 INCHES NOMINAL IN
NSN5340-01-317-0169
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5978932 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
•
DESIGN TYPE: FRICTION
•
FEATURES PROVIDED: BEVELED SEAT
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 1.375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
DESIGN TYPEFRICTION
FEATURES PROVIDEDBEVELED SEAT
OPENING INSIDE DIAMETER FOR WHICH DESIGNED1.375 INCHES NOMINAL IN
SPECIAL FEATURESINCLUDES LANYARD,STAINLESS STEEL,11.250 IN. LG IN
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 5978932?
5978932 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What is the NSN for 5978932?
5978932 is cataloged in the U.S. Government catalog under NSN 5340-01-317-0169. 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.