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12344344 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12344344: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL, usage_design: RETAINS TURRET HATCH HINGE END, special_features: 3.250 IN. DIA X 0.312 IN.

THK W/BOSS 2.190 IN. DIA X 0.375 IN. H; BEVELS 0.250 IN.

DEEP X 0.123 W 4 SIDES W, special_markings: SLOT 0.500 IN. W X 0.250 IN. DEEPBISECTS BOSS ALONG APERTURE LENGTH IN, surface_treatment: CADMIUM, end_item_identification: M1 TANK.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-072-4174, 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
12344344
NSN: 5340-01-072-4174
NIINs: 010724174, 010739849
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL
usage_designRETAINS TURRET HATCH HINGE END
special_features3.250 IN. DIA X 0.312 IN. THK W/BOSS 2.190 IN. DIA X 0.375 IN. H; BEVELS 0.250 IN. DEEP X 0.123 W 4 SIDES W
special_markingsSLOT 0.500 IN. W X 0.250 IN. DEEPBISECTS BOSS ALONG APERTURE LENGTH IN
surface_treatmentCADMIUM
end_item_identificationM1 TANK
supporting_object/surface_attachment_methodFOUR HOLES 0.343 IN. DIA EQUALLY SPACED ON 2.748 IN. DIA BOLT CIRCLE IN
NSN5340-01-072-4174
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12344344 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
•
SUPPORTING OBJECT/SURFACE ATTACHMENT METHOD: FOUR HOLES 0.343 IN. DIA EQUALLY SPACED ON 2.748 IN. DIA BOLT CIRCLE IN
•
SURFACE TREATMENT: CADMIUM
•
SPECIAL MARKINGS: SLOT 0.500 IN. W X 0.250 IN. DEEPBISECTS BOSS ALONG APERTURE LENGTH IN
•
MATERIAL: STEEL
•
USAGE DESIGN: RETAINS TURRET HATCH HINGE END
TECHNICAL CHARACTERISTICS
SUPPORTING OBJECT/SURFACE ATTACHMENT METHODFOUR HOLES 0.343 IN. DIA EQUALLY SPACED ON 2.748 IN. DIA BOLT CIRCLE IN
SPECIAL FEATURES3.250 IN. DIA X 0.312 IN. THK W/BOSS 2.190 IN. DIA X 0.375 IN. H; BEVELS 0.250 IN. DEEP X 0.123 W 4 SIDES W
SURFACE TREATMENTCADMIUM
SPECIAL MARKINGSSLOT 0.500 IN. W X 0.250 IN. DEEPBISECTS BOSS ALONG APERTURE LENGTH IN
MATERIALSTEEL
USAGE DESIGNRETAINS TURRET HATCH HINGE END
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 demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 12344344?
12344344 is a COVER,ACCESS.
What is the NSN for 12344344?
12344344 is cataloged in the U.S. Government catalog under NSN 5340-01-072-4174. This indicates validated use in U.S. government and defense supply chains.
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