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458163 — RING,SEAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

458163: RING,SEAL.

The RING,SEAL is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: SILICONE RUBBER,0.385 IN. LG,4.565 IN.

OD,3.74 IN. ID,FOR5.000 IN. ROCKET MOTOR MK 16 MOD 0 IN.

This part is cataloged in the U.S. Government catalog under NSN 3020-00-288-5820, 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
458163
NSN: 3020-00-288-5820
NIINs: 002885820, 006583348
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 26916 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP DIV MULTIPLE (USA)
SPECIFICATIONS
general_characteristics_item_descriptionSILICONE RUBBER,0.385 IN. LG,4.565 IN. OD,3.74 IN. ID,FOR5.000 IN. ROCKET MOTOR MK 16 MOD 0 IN
NSN3020-00-288-5820
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,SEAL TITLE COMPONENT PN 458163 MFR RING,SEAL
KEY FEATURES
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BORE NOMINAL DIAMETER: 0.313 INCHES BOTH ENDS IN
•
TEETH QUANTITY: 114
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BODY STYLE: PLAIN, SOLID
•
BORE STYLE: PLAIN BOTH ENDS
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STYLE DESIGNATOR: HUBLESS
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-355 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PITCH DIAMETER: 2.3740 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM IN
•
TOOTH FORM: STANDARD
TECHNICAL CHARACTERISTICS
BORE NOMINAL DIAMETER0.313 INCHES BOTH ENDS IN
TEETH QUANTITY114
BODY STYLEPLAIN, SOLID
BORE STYLEPLAIN BOTH ENDS
STYLE DESIGNATORHUBLESS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-355 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PITCH DIAMETER2.3740 INCHES MINIMUM AND 2.3750 INCHES MAXIMUM IN
TOOTH FORMSTANDARD
NOMINAL OUTSIDE DIAMETER2.4150 INCHES IN
SURFACE TREATMENTANODIZE OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 458163?
458163 is a RING,SEAL.
What is the NSN for 458163?
458163 is cataloged in the U.S. Government catalog under NSN 3020-00-288-5820. 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.