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674942 — LOCK,COMPRESSOR BLADE,AIRCRAFT G

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

674942: LOCK,COMPRESSOR BLADE,AIRCRAFT G.

LOCK,COMPRESSOR BLADE,AIRCRAFT G. Key specifications include material: NICKEL ALLOY, stage_number: 15, overall_width: 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN, overall_length: 0.760 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN, special_features: GOES ON THE REAR-ROTOR COMPRESSOR, material_thickness: 0.046 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-362-2334, 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
674942
NSN: 5330-00-362-2334
NIINs: 003622334, 008836001
FSC: 5330 — Packing and Gasket Materials
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
materialNICKEL ALLOY
stage_number15
overall_width0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN
overall_length0.760 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
special_featuresGOES ON THE REAR-ROTOR COMPRESSOR
material_thickness0.046 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN
end_item_identificationJ57 ACFT ENGINE
reference_data_and_literature2J-J57-14
criticality_code_justificationAGAV
material_document_and_classificationPWA1038 ASSN STD SINGLE MATERIAL RESPONSE
NSN5330-00-362-2334
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 674942 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
•
CROSS-SECTIONAL HEIGHT: 0.036 INCHES NOMINAL IN
•
PERIPHERAL DIAMETER: 1.572 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.000 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.036 INCHES NOMINAL IN
PERIPHERAL DIAMETER1.572 INCHES NOMINAL IN
CENTER HOLE DIAMETER1.000 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
GT76Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 674942?
674942 is a LOCK,COMPRESSOR BLADE,AIRCRAFT G.
What parts can replace 674942?
There is 1 known substitute for 674942: GT76. Substitute compatibility should be verified for your specific system.
What is the NSN for 674942?
674942 is cataloged in the U.S. Government catalog under NSN 5330-00-362-2334. 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.