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21177-0337QA — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

21177-0337QA: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: SILICON OVERALL, material_document_and_classification: MIL-S-45005 CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL, reference_number_differentiating_characteristics: QUALITY ASSURANCE TESTED FOR SURFACE OR SUBMARINE APPLICATION. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-231-5198, 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
21177-0337QA
NSN: 5330-01-231-5198
FSC: 5330 — Packing and Gasket Materials
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialSILICON OVERALL
material_document_and_classificationMIL-S-45005 CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
reference_number_differentiating_characteristicsQUALITY ASSURANCE TESTED FOR SURFACE OR SUBMARINE APPLICATION
NSN5330-01-231-5198
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21177-0337QA 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-45005 CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: SILICON OVERALL
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: QUALITY ASSURANCE TESTED FOR SURFACE OR SUBMARINE APPLICATION
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-45005 CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSILICON OVERALL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY ASSURANCE TESTED FOR SURFACE OR SUBMARINE APPLICATION
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 3
49411-010 2IN SCHED 80 PRIM CONDSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
714360-92Reference document
Same NSN cross-reference
Reference document — Secondary reference
21177-0337Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 21177-0337QA?
21177-0337QA is a SEAL,PLAIN ENCASED.
What parts can replace 21177-0337QA?
There are 3 known substitutes for 21177-0337QA: 49411-010 2IN SCHED 80 PRIM COND, 714360-92, 21177-0337. Substitute compatibility should be verified for your specific system.
What is the NSN for 21177-0337QA?
21177-0337QA is cataloged in the U.S. Government catalog under NSN 5330-01-231-5198. This indicates validated use in U.S. government and defense supply chains.
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