ST1946-904 — O-RING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

ST1946-904: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: KC-46A AIRCRAFT A, reference_number_differentiating_characteristics: ITEM IS FAA CERTIFIED. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-412-4828, 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

ST1946-904

NSN: 5331-01-412-4828
NIINs: 014124828, 016701690
FSC: 5331 — O-ring
CAGE: 52661 — RTX CORPORATION DIV PRATT & WHITNEY (USA)

SPECIFICATIONS

end_item_identification	KC-46A AIRCRAFT A
reference_number_differentiating_characteristics	ITEM IS FAA CERTIFIED
NSN	5331-01-412-4828

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL HEIGHT: 0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN

•

HARDNESS RATING: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM

•

CRITICALITY CODE JUSTIFICATION: FEAT

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-83485 TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE

•

CENTER HOLE DIAMETER: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN

•

MATERIAL: RUBBER FLUOROCARBON CLASS FPM

TECHNICAL CHARACTERISTICS

CROSS-SECTIONAL HEIGHT	0.069 INCHES MINIMUM AND 0.075 INCHES MAXIMUM IN
HARDNESS RATING	70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM
CRITICALITY CODE JUSTIFICATION	FEAT
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-R-83485 TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE
SPECIAL FEATURES	WEAPONS SYSTEM ESSENTIAL
CENTER HOLE DIAMETER	0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN
MATERIAL	RUBBER FLUOROCARBON CLASS FPM

SUBSTITUTES & CROSS-REFERENCES 7

AMC-R-83485Reference document

Same NSN cross-reference

Reference document — Secondary reference

3-904 V0835-75Reference document

Same NSN cross-reference

Reference document — Secondary reference

M83485/1-904Reference document

Same NSN cross-reference

Reference document — Secondary reference

5331PL0658559Reference document

Same NSN cross-reference

Reference document — Informative reference only

5330PL2194124Reference document

Same NSN cross-reference

Reference document — Informative reference only

ST1051-04Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is ST1946-904?

ST1946-904 is a O-RING.

What parts can replace ST1946-904?

There are 7 known substitutes for ST1946-904: AMC-R-83485, 3-904 V0835-75, M83485/1-904 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for ST1946-904?

ST1946-904 is cataloged in the U.S. Government catalog under NSN 5331-01-412-4828. This indicates validated use in U.S. government and defense supply chains.

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