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2191585 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2191585: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 2.312 INCHES MINIMUM AND 2.317 INCHES MAXIMUM IN, style_designator: INTERNALLY THREADED FULL LENGTH, width_across_flats: 0.375 INCHES NOMINAL IN, cross-sectional_shape: HEXAGON, left_counterbore_depth: 1.937 INCHES NOMINAL IN, left_counterbore_diameter: 0.220 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-225-5750, 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
2191585
NSN: 5340-00-225-5750
FSC: 5340 — Hardware, Commercial
CAGE: 0AFL4 — CHAMPION AEROSPACE LLC (USA)
SPECIFICATIONS
length2.312 INCHES MINIMUM AND 2.317 INCHES MAXIMUM IN
style_designatorINTERNALLY THREADED FULL LENGTH
width_across_flats0.375 INCHES NOMINAL IN
cross-sectional_shapeHEXAGON
left_counterbore_depth1.937 INCHES NOMINAL IN
left_counterbore_diameter0.220 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
NSN5340-00-225-5750
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2191585 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
•
LEFT COUNTERBORE DEPTH: 1.937 INCHES NOMINAL IN
•
WIDTH ACROSS FLATS: 0.375 INCHES NOMINAL IN
•
LENGTH: 2.312 INCHES MINIMUM AND 2.317 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: INTERNALLY THREADED FULL LENGTH
•
LEFT COUNTERBORE DIAMETER: 0.220 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE: HEXAGON
TECHNICAL CHARACTERISTICS
LEFT COUNTERBORE DEPTH1.937 INCHES NOMINAL IN
WIDTH ACROSS FLATS0.375 INCHES NOMINAL IN
LENGTH2.312 INCHES MINIMUM AND 2.317 INCHES MAXIMUM IN
STYLE DESIGNATORINTERNALLY THREADED FULL LENGTH
LEFT COUNTERBORE DIAMETER0.220 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPEHEXAGON
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2191585?
2191585 is a STANDOFF,THREADED,SPACING.
What is the NSN for 2191585?
2191585 is cataloged in the U.S. Government catalog under NSN 5340-00-225-5750. 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.