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12990325 — HINGE,BUTT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12990325: HINGE,BUTT.

The HINGE,BUTT is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, body_width: 5.000 INCHES NOMINAL IN, rising_pin: NOT INCLUDED, knuckle_type: FRICTION, mounting_method: UNTHREADED HOLE(S), performance_type: REGULAR DUTY. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-489-1052, 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
12990325
NSN: 5340-01-489-1052
FSC: 5340 — Hardware, Commercial
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
body_width5.000 INCHES NOMINAL IN
rising_pinNOT INCLUDED
knuckle_typeFRICTION
mounting_methodUNTHREADED HOLE(S)
knuckle_quantity8
performance_typeREGULAR DUTY
pin_removabilityREMOVABLE
special_features3 MTG HOLES EA LEAF 0.128 IN DIA IN
style_designatorBUTT
surface_treatmentUNABLE TO DECODE
material_thickness0.062 INCHES NOMINAL IN
NSN5340-01-489-1052
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12990325 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
•
MOUNTING HOLE QUANTITY: 6
•
REVERSIBLE FEATURE: NOT INCLUDED
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
BODY WIDTH: 5.000 INCHES NOMINAL IN
•
SUPPLEMENTARY FEATURES: OVERALL SIZE IS 2 X 5 IN,0.062 IN THK IN
•
STYLE DESIGNATOR: BUTT
•
MOUNTING HOLE DIAMETER: 0.128 INCHES NOMINAL IN
•
PIN CENTER TO BODY EDGE DISTANCE: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY6
REVERSIBLE FEATURENOT INCLUDED
MOUNTING METHODUNTHREADED HOLE(S)
BODY WIDTH5.000 INCHES NOMINAL IN
SUPPLEMENTARY FEATURESOVERALL SIZE IS 2 X 5 IN,0.062 IN THK IN
STYLE DESIGNATORBUTT
MOUNTING HOLE DIAMETER0.128 INCHES NOMINAL IN
PIN CENTER TO BODY EDGE DISTANCE1.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.062 INCHES NOMINAL IN
PIN REMOVABILITYREMOVABLE
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 12990325?
12990325 is a HINGE,BUTT.
What is the NSN for 12990325?
12990325 is cataloged in the U.S. Government catalog under NSN 5340-01-489-1052. This indicates validated use in U.S. government and defense supply chains.
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