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1212581 — 1212581

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

1212581: 1212581.

The 1212581 is a the manufacturer industrial component. Key specifications include thread_class: 3A FIRST END A, connection_type: THREADED EXTERNAL BOSS FIRST END, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END, style_designator: ANGLE, thread_direction: RIGHT-HAND FIRST END, features_provided: VALVE STEM LOCK SHIELD. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-205-2360, 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
MRO→ MRO_GENERAL→ 1212581
NSN: 5330-00-205-2360
NIINs: 002052360, 008823097, 009387471
FSC: 5330 — Packing and Gasket Materials
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
thread_class3A FIRST END A
connection_typeTHREADED EXTERNAL BOSS FIRST END
connection_styleEXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END
style_designatorANGLE
thread_directionRIGHT-HAND FIRST END
features_providedVALVE STEM LOCK SHIELD
nominal_thread_size0.750 INCHES FIRST END IN
opening_pressure_setting200.0 POUNDS PER SQUARE INCH LBS
thread_quantity_per_inch16 FIRST END
thread_series_designatorUNF FIRST END
NSN5330-00-205-2360
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1212581 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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GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM ALLOY,INVESTMENT CASTING,COMP 356,C-03-626 FSCM 36659,ONE LEG 4.030 IN. LG,2ND LEG 3.333 IN. LG,0.250 IN. O/A H,0.050 IN. THK MATL,3 HOLES 0.260 IN. MIN 0.267 IN. MAX DIA IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY,INVESTMENT CASTING,COMP 356,C-03-626 FSCM 36659,ONE LEG 4.030 IN. LG,2ND LEG 3.333 IN. LG,0.250 IN. O/A H,0.050 IN. THK MATL,3 HOLES 0.260 IN. MIN 0.267 IN. MAX DIA IN
SUBSTITUTES & CROSS-REFERENCES 1
1212581-102Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 1212581?
1212581 is a 1212581. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1212581?
There is 1 known substitute for 1212581: 1212581-102. Substitute compatibility should be verified for your specific system.
What is the NSN for 1212581?
1212581 is cataloged in the U.S. Government catalog under NSN 5330-00-205-2360. This indicates validated use in U.S. government and defense supply chains.
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