21090 FIND 26 — RETAINER,PACKING

✓ Government record, cited

— · ORING SEAL

PRODUCT OVERVIEW

21090 FIND 26: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, joint_type: SCARF-PERIPHERAL BOTH ENDS CUT, peripheral_diameter: 0.544 INCHES NOMINAL IN, center_hole_diameter: 0.437 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN, cross-sectional_height: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN, cross-sectional_shape_style: SQUARE/RECTANGULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-351-7973, 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

21090 FIND 26

NSN: 5330-01-351-7973
FSC: 5330 — Packing and Gasket Materials
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)

SPECIFICATIONS

material	PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
joint_type	SCARF-PERIPHERAL BOTH ENDS CUT
peripheral_diameter	0.544 INCHES NOMINAL IN
center_hole_diameter	0.437 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
cross-sectional_height	0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
cross-sectional_shape_style	SQUARE/RECTANGULAR
material_document_and_classification	MIL-R-8791/1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN	5330-01-351-7973

COMPONENT DIAGRAM

KEY FEATURES

•

CROSS-SECTIONAL HEIGHT: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-8791/1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR

•

PERIPHERAL DIAMETER: 0.544 INCHES NOMINAL IN

•

CENTER HOLE DIAMETER: 0.437 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN

•

MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL

•

JOINT TYPE: SCARF-PERIPHERAL BOTH ENDS CUT

TECHNICAL CHARACTERISTICS

CROSS-SECTIONAL HEIGHT	0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-R-8791/1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLE	SQUARE/RECTANGULAR
PERIPHERAL DIAMETER	0.544 INCHES NOMINAL IN
CENTER HOLE DIAMETER	0.437 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
MATERIAL	PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
JOINT TYPE	SCARF-PERIPHERAL BOTH ENDS CUT

SUBSTITUTES & CROSS-REFERENCES 10

21418-400 FIND 15Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

M8791/1-013Reference document

Same NSN cross-reference

Reference document — Secondary reference

AS8791/1Reference document

Same NSN cross-reference

Reference document — Secondary reference

21471-400 FIND 31Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

21780-400 FIND 23Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

52106 FIND 79Reference 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 21090 FIND 26?

21090 FIND 26 is a RETAINER,PACKING.

What parts can replace 21090 FIND 26?

There are 10 known substitutes for 21090 FIND 26: 21418-400 FIND 15, M8791/1-013, AS8791/1 and 7 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 21090 FIND 26?

21090 FIND 26 is cataloged in the U.S. Government catalog under NSN 5330-01-351-7973. This indicates validated use in U.S. government and defense supply chains.

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