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12976727 — STOP,MECHANICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12976727: STOP,MECHANICAL.

The STOP,MECHANICAL is a the manufacturer industrial component. Key specifications include material: ALUMINUM, design_type: STRAIGHT, overall_width: 0.6200 INCHES NOMINAL IN, overall_height: 0.6250 INCHES NOMINAL IN, overall_length: 2.0600 INCHES NOMINAL IN, surface_treatment: CHROMATE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-464-3377, 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
12976727
NSN: 5340-01-464-3377
FSC: 5340 — Hardware, Commercial
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialALUMINUM
design_typeSTRAIGHT
overall_width0.6200 INCHES NOMINAL IN
overall_height0.6250 INCHES NOMINAL IN
overall_length2.0600 INCHES NOMINAL IN
special_featuresTHE 5083-H321 PER QQ-A-250/6 OR ASTM-B-209 OR 5086-H32 OT H116 SPEC. ASTM-B-209 OR 5083-H111 OR 5086-H111 SPEC. ASTM-B-221
surface_treatmentCHROMATE
end_item_identificationA4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
surface_treatment_document_and_classificationMIL-C-5541, CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE A
NSN5340-01-464-3377
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12976727 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541, CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE A
•
DESIGN TYPE: STRAIGHT
•
SURFACE TREATMENT: CHROMATE
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.6250 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541, CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE A
DESIGN TYPESTRAIGHT
OVERALL LENGTH2.0600 INCHES NOMINAL IN
OVERALL WIDTH0.6200 INCHES NOMINAL IN
SPECIAL FEATURESTHE 5083-H321 PER QQ-A-250/6 OR ASTM-B-209 OR 5086-H32 OT H116 SPEC. ASTM-B-209 OR 5083-H111 OR 5086-H111 SPEC. ASTM-B-221
SURFACE TREATMENTCHROMATE
END ITEM IDENTIFICATIONA4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
MATERIALALUMINUM
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12976727?
12976727 is a STOP,MECHANICAL.
What is the NSN for 12976727?
12976727 is cataloged in the U.S. Government catalog under NSN 5340-01-464-3377. This indicates validated use in U.S. government and defense supply chains.
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