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9L9761 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

9L9761: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL, design_type: SPLIT, end_diameter: 0.5970 INCHES MINIMUM AND 0.6030 INCHES MAXIMUM IN, bore_diameter: 0.2460 INCHES MINIMUM AND 0.2540 INCHES MAXIMUM IN, overall_height: 0.1160 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN, special_features: NOT CASEHARDENED. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-922-1835, 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
9L9761
NSN: 5340-00-922-1835
FSC: 5340 — Hardware, Commercial
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL
design_typeSPLIT
end_diameter0.5970 INCHES MINIMUM AND 0.6030 INCHES MAXIMUM IN
bore_diameter0.2460 INCHES MINIMUM AND 0.2540 INCHES MAXIMUM IN
overall_height0.1160 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN
special_featuresNOT CASEHARDENED
style_designatorSEAT
first_step_diameter0.8010 INCHES MINIMUM AND 0.8070 INCHES MAXIMUM IN
spherical_seat_top_radius0.1230 INCHES MINIMUM AND 0.1270 INCHES MAXIMUM IN
distance_from_end_to_first_step0.0500 INCHES MINIMUM AND 0.0700 INCHES MAXIMUM IN
NSN5340-00-922-1835
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9L9761 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
•
FIRST STEP DIAMETER: 0.8010 INCHES MINIMUM AND 0.8070 INCHES MAXIMUM IN
•
END DIAMETER: 0.5970 INCHES MINIMUM AND 0.6030 INCHES MAXIMUM IN
•
DISTANCE FROM END TO FIRST STEP: 0.0500 INCHES MINIMUM AND 0.0700 INCHES MAXIMUM IN
•
DESIGN TYPE: SPLIT
•
STYLE DESIGNATOR: SEAT
•
SPHERICAL SEAT TOP RADIUS: 0.1230 INCHES MINIMUM AND 0.1270 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.1160 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN
FIRST STEP DIAMETER0.8010 INCHES MINIMUM AND 0.8070 INCHES MAXIMUM IN
END DIAMETER0.5970 INCHES MINIMUM AND 0.6030 INCHES MAXIMUM IN
DISTANCE FROM END TO FIRST STEP0.0500 INCHES MINIMUM AND 0.0700 INCHES MAXIMUM IN
DESIGN TYPESPLIT
STYLE DESIGNATORSEAT
SPECIAL FEATURESNOT CASEHARDENED
SPHERICAL SEAT TOP RADIUS0.1230 INCHES MINIMUM AND 0.1270 INCHES MAXIMUM IN
BORE DIAMETER0.2460 INCHES MINIMUM AND 0.2540 INCHES MAXIMUM 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 9L9761?
9L9761 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 9L9761?
9L9761 is cataloged in the U.S. Government catalog under NSN 5340-00-922-1835. 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.