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NAS816-91 — CAP-PLUG,PROTECTIVE,DUST AND MOI

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

NAS816-91: CAP-PLUG,PROTECTIVE,DUST AND MOI.

CAP-PLUG,PROTECTIVE,DUST AND MOI. Key specifications include material: PLASTIC, length_under_shoulder: 0.625 INCHES NOMINAL IN, open_end_inside_diameter: 0.960 INCHES NOMINAL IN, closed_end_overall_diameter: 0.915 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-826-5693, 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
NAS816-91
NSN: 5340-00-826-5693
FSC: 5340 — Hardware, Commercial
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialPLASTIC
length_under_shoulder0.625 INCHES NOMINAL IN
open_end_inside_diameter0.960 INCHES NOMINAL IN
closed_end_overall_diameter0.915 INCHES NOMINAL IN
NSN5340-00-826-5693
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: NAS816-91 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
•
CLOSED END OVERALL DIAMETER: 0.915 INCHES NOMINAL IN
•
LENGTH UNDER SHOULDER: 0.625 INCHES NOMINAL IN
•
OPEN END INSIDE DIAMETER: 0.960 INCHES NOMINAL IN
•
MATERIAL: PLASTIC
TECHNICAL CHARACTERISTICS
CLOSED END OVERALL DIAMETER0.915 INCHES NOMINAL IN
LENGTH UNDER SHOULDER0.625 INCHES NOMINAL IN
OPEN END INSIDE DIAMETER0.960 INCHES NOMINAL IN
MATERIALPLASTIC
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 3
WW12XReference document
Same NSN cross-reference
Reference document — Secondary reference
GS10431+22Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
53-81073-3Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NAS816-91?
NAS816-91 is a CAP-PLUG,PROTECTIVE,DUST AND MOI.
What parts can replace NAS816-91?
There are 3 known substitutes for NAS816-91: WW12X, GS10431+22, 53-81073-3. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS816-91?
NAS816-91 is cataloged in the U.S. Government catalog under NSN 5340-00-826-5693. This indicates validated use in U.S. government and defense supply chains.
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