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2786948 — SEAL,NONMETALLIC SPECIAL SHAPED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

2786948: SEAL,NONMETALLIC SPECIAL SHAPED.

SEAL,NONMETALLIC SPECIAL SHAPED. Key specifications include end_item_identification: TRACTOR, FULL TRACKER, LOW SPEED NSN 2410-01-565-2599. This part is cataloged in the U.S.

Government catalog under NSN 6650-00-155-1356, 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
2786948
NSN: 6650-00-155-1356
NIINs: 001551356, 015778353
FSC: 6650 — Optical Instruments, Test Equipment, Components and Accessories
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
end_item_identificationTRACTOR, FULL TRACKER, LOW SPEED NSN 2410-01-565-2599
NSN6650-00-155-1356
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SEAL,NONMETALLIC SPECIAL SHAPED TITLE COMPONENT PN 2786948 MFR SEAL,NONMETALLIC SPECI
KEY FEATURES
•
FSC APPLICATION DATA: FIRE CONTROL,RANGE FINDER,MK 57
•
INDIVIDUAL LENS STYLE: DOUBLE CONVEX AND MENISCUS DIVERGING
•
BACK FOCAL LENGTH: 1.033 INCHES IN
•
FRONT FOCAL LENGTH: 1.065 INCHES IN
•
EQUIVALENT FOCAL LENGTH: 1.110 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: JAN-G-174, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE
•
DIAMETER: 0.315 INCHES NOMINAL IN
•
ABBE CONSTANT: 57.700 AND 36.200
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAFIRE CONTROL,RANGE FINDER,MK 57
INDIVIDUAL LENS STYLEDOUBLE CONVEX AND MENISCUS DIVERGING
BACK FOCAL LENGTH1.033 INCHES IN
FRONT FOCAL LENGTH1.065 INCHES IN
EQUIVALENT FOCAL LENGTH1.110 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONJAN-G-174, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE
DIAMETER0.315 INCHES NOMINAL IN
ABBE CONSTANT57.700 AND 36.200
AXIAL THICKNESS0.118 INCHES NOMINAL AND 0.039 INCHES NOMINAL IN
COMPOUND LENS EDGE THICKNESS0.134 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 2786948?
2786948 is a SEAL,NONMETALLIC SPECIAL SHAPED.
What is the NSN for 2786948?
2786948 is cataloged in the U.S. Government catalog under NSN 6650-00-155-1356. 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.