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664-1854 — KNOB,REHOSTAT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

664-1854: KNOB,REHOSTAT.

The KNOB,REHOSTAT is a the manufacturer industrial component. Key specifications include end_item_identification: 2330-01-556-9648, INTEGRATED TRAILER, ECU AND GENERATOR, part_name_assigned_by_controlling_agency: REHOSTAT KNOB TRAILER AND GENERATOR. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-563-4680, 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
664-1854
NSN: 5340-01-563-4680
FSC: 5340 — Hardware, Commercial
CAGE: 1YDG5 — ALLIED ELECTRONICS INC (USA)
SPECIFICATIONS
end_item_identification2330-01-556-9648, INTEGRATED TRAILER, ECU AND GENERATOR
part_name_assigned_by_controlling_agencyREHOSTAT KNOB TRAILER AND GENERATOR
NSN5340-01-563-4680
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 664-1854 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
PART NAME ASSIGNED BY CONTROLLING AGENCYREHOSTAT KNOB TRAILER AND GENERATOR
END ITEM IDENTIFICATION2330-01-556-9648, INTEGRATED TRAILER, ECU AND GENERATOR
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 1
DD-75-4-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 664-1854?
664-1854 is a KNOB,REHOSTAT.
What parts can replace 664-1854?
There is 1 known substitute for 664-1854: DD-75-4-5. Substitute compatibility should be verified for your specific system.
What is the NSN for 664-1854?
664-1854 is cataloged in the U.S. Government catalog under NSN 5340-01-563-4680. 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.