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2S207 — COLLAR,SHAFT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2S207: COLLAR,SHAFT.

The COLLAR,SHAFT is a the manufacturer industrial component. Key specifications include material: STEEL, bore_diameter: 2.4375 INCHES NOMINAL IN, overall_width: 0.750 INCHES NOMINAL IN, outside_diameter: 4.000 INCHES NOMINAL IN, style_designator: ROUND STEPPED, nominal_thread_size: 0.375 INCHES THREAD IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-671-8637, 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
2S207
NSN: 5340-01-671-8637
FSC: 5340 — Hardware, Commercial
CAGE: 65646 — STAFFORD MANUFACTURING CORP. DBA STAFFORD MANUFACTURING CORP (USA)
SPECIFICATIONS
materialSTEEL
bore_diameter2.4375 INCHES NOMINAL IN
overall_width0.750 INCHES NOMINAL IN
outside_diameter4.000 INCHES NOMINAL IN
style_designatorROUND STEPPED
nominal_thread_size0.375 INCHES THREAD IN
unpackaged_unit_weight1.51 POUNDS LBS
part_name_assigned_by_controlling_agencyTWO-PIECE SPLIT CLAMP
screw_thread_quantity_per_inch_and_location24 1ST HOLE
NSN5340-01-671-8637
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2S207 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
•
SCREW THREAD QUANTITY PER INCH AND LOCATION: 24 1ST HOLE
•
STYLE DESIGNATOR: ROUND STEPPED
•
OUTSIDE DIAMETER: 4.000 INCHES NOMINAL IN
•
UNPACKAGED UNIT WEIGHT: 1.51 POUNDS LBS
•
NOMINAL THREAD SIZE: 0.375 INCHES THREAD IN
•
BORE DIAMETER: 2.4375 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SCREW THREAD QUANTITY PER INCH AND LOCATION24 1ST HOLE
STYLE DESIGNATORROUND STEPPED
OVERALL WIDTH0.750 INCHES NOMINAL IN
OUTSIDE DIAMETER4.000 INCHES NOMINAL IN
UNPACKAGED UNIT WEIGHT1.51 POUNDS LBS
NOMINAL THREAD SIZE0.375 INCHES THREAD IN
PART NAME ASSIGNED BY CONTROLLING AGENCYTWO-PIECE SPLIT CLAMP
BORE DIAMETER2.4375 INCHES NOMINAL IN
MATERIALSTEEL
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2S207?
2S207 is a COLLAR,SHAFT.
What is the NSN for 2S207?
2S207 is cataloged in the U.S. Government catalog under NSN 5340-01-671-8637. 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.