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12012131 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12012131: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: STEEL, securing_device_type: SPECIAL AND THREADED FASTENER, end_item_identification: SP HOW M109A6 & HOW MED SP 155MM,M109A2 MM. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-070-3221, 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
12012131
NSN: 5340-01-070-3221
FSC: 5340 — Hardware, Commercial
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
materialSTEEL
securing_device_typeSPECIAL AND THREADED FASTENER
end_item_identificationSP HOW M109A6 & HOW MED SP 155MM,M109A2 MM
NSN5340-01-070-3221
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12012131 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
•
SECURING DEVICE TYPE: SPECIAL AND THREADED FASTENER
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
SECURING DEVICE TYPESPECIAL AND THREADED FASTENER
SPECIAL FEATURES16.880 IN.L.OVERALL X 5.500 IN N,2 HOLES 0.380-24 UNF 2B C-SK,90 DEG +/- 10 DEG TO 0.390 + 0.020,1.312 IN CTR TO CTR. 2 HOLES 0.880 IN DIA,0.380 SF,4.500 IN CTR TO CTR; 1 HOLE 0.810 IN DIA. 0.31-18UNC-2B IN
END ITEM IDENTIFICATIONSP HOW M109A6 & HOW MED SP 155MM,M109A2 MM
MATERIALSTEEL
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 1
5340-01-070-3221Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 12012131?
12012131 is a COVER,ACCESS.
What parts can replace 12012131?
There is 1 known substitute for 12012131: 5340-01-070-3221. Substitute compatibility should be verified for your specific system.
What is the NSN for 12012131?
12012131 is cataloged in the U.S. Government catalog under NSN 5340-01-070-3221. This indicates validated use in U.S. government and defense supply chains.
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