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20999 — PISTON,PUMP

✓ Government record, cited
Trust · ORING SEAL
PRODUCT OVERVIEW

20999: PISTON,PUMP.

Gaming keyboard with full size layout, LED illumination and real metal crafted top plate. - Full size layout with floating keys and palm rest for ergonomic use - 3 Colour LED backlight illumination with adjustable brightness - Real metal crafted top plate - Anti-Ghosting: Up to 10 simultaneous key pressings - Heavy weight for extra stability - 12 Direct access media keys This part is cataloged in the U.S. Government catalog under NSN 5340-00-448-6693, 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
20999
NSN: 5340-00-448-6693
NIINs: 004486693, 012526289, 013899425
FSC: 5340 — Hardware, Commercial
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
materialSTEEL OVERALL
nominal_cutting_diameter0.2500 INCHES IN
NSN5340-00-448-6693
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 20999 MFR: Trust ⚠ 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6350 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6355 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6350 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6355 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20999?
20999 is a PISTON,PUMP manufactured by Trust.
What is the NSN for 20999?
20999 is cataloged in the U.S. Government catalog under NSN 5340-00-448-6693. This indicates validated use in U.S. government and defense supply chains.
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