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Technical Data Sheet
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12491054 — LOCK BAR

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12491054: LOCK BAR.

The LOCK BAR is a the manufacturer industrial component. Key specifications include end_item_identification: M1A2 SEPV2, part_name_assigned_by_controlling_agency: FRATRICIDE BARS. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-577-0803, 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
12491054
NSN: 5340-01-577-0803
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
end_item_identificationM1A2 SEPV2
specification/standard_data05047-ASME Y14.100M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 05047-Y14.5M-1994 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
part_name_assigned_by_controlling_agencyFRATRICIDE BARS
NSN5340-01-577-0803
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12491054 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
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SPECIFICATION/STANDARD DATA: 05047-ASME Y14.100M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 05047-Y14.5M-1994 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
TECHNICAL CHARACTERISTICS
SPECIFICATION/STANDARD DATA05047-ASME Y14.100M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 05047-Y14.5M-1994 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
PART NAME ASSIGNED BY CONTROLLING AGENCYFRATRICIDE BARS
END ITEM IDENTIFICATIONM1A2 SEPV2
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 12491054?
12491054 is a LOCK BAR.
What is the NSN for 12491054?
12491054 is cataloged in the U.S. Government catalog under NSN 5340-01-577-0803. This indicates validated use in U.S. government and defense supply chains.
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