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27127771 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

27127771: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: ALUMINUM ALLOY 6061, first_leg_angle: 90.0 DEGREES NOMINAL, first_leg_style: SQUARE, first_leg_width: 1.840 INCHES NOMINAL IN, first_leg_length: 0.750 INCHES NOMINAL IN, second_leg_width: 2.150 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-536-7054, 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
27127771
NSN: 5340-00-536-7054
NIINs: 005367054, 012276478, 013212133
FSC: 5340 — Hardware, Commercial
CAGE: 79318 — MEGGITT NORTH HOLLYWOOD INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061
first_leg_angle90.0 DEGREES NOMINAL
first_leg_styleSQUARE
first_leg_width1.840 INCHES NOMINAL IN
first_leg_length0.750 INCHES NOMINAL IN
second_leg_width2.150 INCHES NOMINAL IN
special_featuresTWO NUTS SECURED TO HOLES ON INTERIOR SIDE OF SHORT LEG
style_designatorANGLE
features_providedNUT
second_leg_length1.280 INCHES NOMINAL IN
mounting_hole_typePLAIN
first_leg_thickness0.063 INCHES NOMINAL IN
NSN5340-00-536-7054
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 27127771 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
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 27127771?
27127771 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 27127771?
27127771 is cataloged in the U.S. Government catalog under NSN 5340-00-536-7054. 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.