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FC1L208 — COLLAR,SHAFT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

FC1L208: COLLAR,SHAFT.

The COLLAR,SHAFT is a the manufacturer industrial component. Key specifications include material: STEEL, thickness: 0.678 INCHES NOMINAL IN, bore_diameter: 2.50 INCHES NOMINAL IN, overall_width: 0.865 INCHES NOMINAL IN, outside_diameter: 3.75 INCHES NOMINAL IN, style_designator: PLAIN ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-656-7802, 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
FC1L208
NSN: 5340-01-656-7802
FSC: 5340 — Hardware, Commercial
CAGE: 65646 — STAFFORD MANUFACTURING CORP. DBA STAFFORD MANUFACTURING CORP (USA)
SPECIFICATIONS
materialSTEEL
thickness0.678 INCHES NOMINAL IN
bore_diameter2.50 INCHES NOMINAL IN
overall_width0.865 INCHES NOMINAL IN
outside_diameter3.75 INCHES NOMINAL IN
style_designatorPLAIN ROUND
surface_treatmentOXIDE
nominal_thread_size0.3125 INCHES ALL HOLES IN
securing_hole_quantity2
end_item_identificationMEDIUM MINE PROTECTED VEHICLE - MMPV
hole_diameter_and_location2.50 INCHES NOMINAL SINGLE HOLE IN
securing_hole_type_and_locationTHREADED ALL HOLES
NSN5340-01-656-7802
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: FC1L208 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
•
SECURING HOLE TYPE AND LOCATION: THREADED ALL HOLES
•
SCREW THREAD QUANTITY PER INCH AND LOCATION: 18 ALL HOLES
•
STYLE DESIGNATOR: PLAIN ROUND
•
OUTSIDE DIAMETER: 3.75 INCHES NOMINAL IN
•
HOLE DIAMETER AND LOCATION: 2.50 INCHES NOMINAL SINGLE HOLE IN
•
NOMINAL THREAD SIZE: 0.3125 INCHES ALL HOLES IN
•
SECURING HOLE QUANTITY: 2
TECHNICAL CHARACTERISTICS
SECURING HOLE TYPE AND LOCATIONTHREADED ALL HOLES
SCREW THREAD QUANTITY PER INCH AND LOCATION18 ALL HOLES
STYLE DESIGNATORPLAIN ROUND
OVERALL WIDTH0.865 INCHES NOMINAL IN
OUTSIDE DIAMETER3.75 INCHES NOMINAL IN
HOLE DIAMETER AND LOCATION2.50 INCHES NOMINAL SINGLE HOLE IN
NOMINAL THREAD SIZE0.3125 INCHES ALL HOLES IN
SECURING HOLE QUANTITY2
SURFACE TREATMENTOXIDE
PART NAME ASSIGNED BY CONTROLLING AGENCYCOLLAR, SHAFT, FACE MOUNTING
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 FC1L208?
FC1L208 is a COLLAR,SHAFT.
What is the NSN for FC1L208?
FC1L208 is cataloged in the U.S. Government catalog under NSN 5340-01-656-7802. 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.