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A78214-112 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A78214-112: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OR STEEL COMP XM-12 OVERALL, thread_length: 0.100 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN, flange_diameter: 0.537 INCHES MINIMUM AND 0.543 INCHES MAXIMUM IN, flange_thickness: 0.077 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN, surface_treatment: PASSIVATE OVERALL, cross-sectional_shape: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-361-3597, 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
A78214-112
NSN: 5340-01-361-3597
FSC: 5340 — Hardware, Commercial
CAGE: 9P5N5 — MOOG MILITARY AIRCRAFT LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 630 OR STEEL COMP XM-12 OVERALL
thread_length0.100 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
flange_diameter0.537 INCHES MINIMUM AND 0.543 INCHES MAXIMUM IN
flange_thickness0.077 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
surface_treatmentPASSIVATE OVERALL
cross-sectional_shapeROUND
material_document_and_classificationAMS 5643 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5659 ASSN STD 2ND MATERIAL RESPONSE OVERALL
NSN5340-01-361-3597
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A78214-112 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
•
FLANGE DIAMETER: 0.537 INCHES MINIMUM AND 0.543 INCHES MAXIMUM IN
•
FLANGE THICKNESS: 0.077 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.100 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5643 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5659 ASSN STD 2ND MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE: ROUND
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 630 OR STEEL COMP XM-12 OVERALL
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER0.537 INCHES MINIMUM AND 0.543 INCHES MAXIMUM IN
FLANGE THICKNESS0.077 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
THREAD LENGTH0.100 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5659 ASSN STD 2ND MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPEROUND
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 630 OR STEEL COMP XM-12 OVERALL
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 A78214-112?
A78214-112 is a STANDOFF,THREADED,SPACING.
What is the NSN for A78214-112?
A78214-112 is cataloged in the U.S. Government catalog under NSN 5340-01-361-3597. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.