PartsTable
Technical Data Sheet

683851&1 — WEIGHT,COUNTERBALANCE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

683851&1: WEIGHT,COUNTERBALANCE.

The WEIGHT,COUNTERBALANCE is a the manufacturer industrial component. Key specifications include special_features: CRES,TYPE 303,COND A,QQ&S&764,1.750 IN. ID,0.120 IN.

THK IN, end_item_identification: INERTIAL NAVIGATION SYSTEM. This part is cataloged in the U.S. Government catalog under NSN 3040-01-007-4154, 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
683851&1
NSN: 3040-01-007-4154
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 06481 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
special_featuresCRES,TYPE 303,COND A,QQ&S&764,1.750 IN. ID,0.120 IN. THK IN
end_item_identificationINERTIAL NAVIGATION SYSTEM
NSN3040-01-007-4154
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WEIGHT,COUNTERBALANCE TITLE COMPONENT PN 683851&1 MFR WEIGHT,COUNTERBALANCE
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESCRES,TYPE 303,COND A,QQ&S&764,1.750 IN. ID,0.120 IN. THK IN
END ITEM IDENTIFICATIONINERTIAL NAVIGATION SYSTEM
OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 683851&1?
683851&1 is a WEIGHT,COUNTERBALANCE.
What is the NSN for 683851&1?
683851&1 is cataloged in the U.S. Government catalog under NSN 3040-01-007-4154. 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.