PartsTable
Technical Data Sheet
Download PDF

556-10340 — CAP-PLUG,PROTECTIVE,DUST AND MOI

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

556-10340: CAP-PLUG,PROTECTIVE,DUST AND MOI.

CAP-PLUG,PROTECTIVE,DUST AND MOI. This part is cataloged in the U.S. Government catalog under NSN 5340-00-280-2332, 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
556-10340
NSN: 5340-00-280-2332
FSC: 5340 — Hardware, Commercial
CAGE: 11530 — LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN INFORMATION SYSTEMS & GLOBAL SOLUTIONS (USA)
SPECIFICATIONS
Part Number556-10340
NSN5340-00-280-2332
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 556-10340 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESTHREAD CLASS: 2B; THREAD DIRECTION: RIGHT HAND; BODY HEIGHT: 0.895 INCH NOMINAL; OVERALL DIAMETER: 1.793 INCHES NOMINAL; MOUNTING FACILITY TYPE AND QUANTITY: THREADED COUPLING 1; THREAD QUANTITY PER INCH: 18; NOMINAL THREAD SIZE: 1.750 INCHES; MATERIAL: METAL; STYLE DESIGNATOR: 8A; THREAD SERIES DESIGNATOR: UNS A
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 2
97121-228Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
97121-28Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 556-10340?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 556-10340?
556-10340 is a CAP-PLUG,PROTECTIVE,DUST AND MOI.
What parts can replace 556-10340?
There are 2 known substitutes for 556-10340: 97121-228, 97121-28. Substitute compatibility should be verified for your specific system.
What is the NSN for 556-10340?
556-10340 is cataloged in the U.S. Government catalog under NSN 5340-00-280-2332. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 556-10340