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3281787 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

3281787: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN, diameter: 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN, material: COPPER ALLOY 360 OVERALLCOPPER ALLOY 360 OVERALL, style_designator: INTERNALLY THREADED FULL LENGTHINTERNALLY THREADED FULL LENGTH, surface_treatment: CADMIUM OR CADMIUM OR CADMIUM AND CADMIUM AND CHROMATE OVERALLCHROMATE OVERALL, cross-sectional_shape: ROUNDROUND. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-084-0365, 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
3281787
NSN: 5340-01-084-0365
FSC: 5340 — Hardware, Commercial
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
length0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
diameter0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
materialCOPPER ALLOY 360 OVERALLCOPPER ALLOY 360 OVERALL
style_designatorINTERNALLY THREADED FULL LENGTHINTERNALLY THREADED FULL LENGTH
surface_treatmentCADMIUM OR CADMIUM OR CADMIUM AND CADMIUM AND CHROMATE OVERALLCHROMATE OVERALL
cross-sectional_shapeROUNDROUND
material_document_and_classificationQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5340-01-084-0365
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 3281787 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
•
LENGTH: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416, TYPE 1, CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416, TYPE 1, CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416, TYPE 2, CLASS 2 FED SPEC 2ND TREATMENT RESPONSE OVERALLQQ-P-416, TYPE 2, CLASS 2 FED SPEC 2ND TREATMENT RESPONSE OVERALL
•
STYLE DESIGNATOR: INTERNALLY THREADED FULL LENGTHINTERNALLY THREADED FULL LENGTH
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE: ROUNDROUND
•
SURFACE TREATMENT: CADMIUM OR CADMIUM OR CADMIUM AND CADMIUM AND CHROMATE OVERALLCHROMATE OVERALL
•
MATERIAL: COPPER ALLOY 360 OVERALLCOPPER ALLOY 360 OVERALL
TECHNICAL CHARACTERISTICS
LENGTH0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416, TYPE 1, CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416, TYPE 1, CLASS 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416, TYPE 2, CLASS 2 FED SPEC 2ND TREATMENT RESPONSE OVERALLQQ-P-416, TYPE 2, CLASS 2 FED SPEC 2ND TREATMENT RESPONSE OVERALL
STYLE DESIGNATORINTERNALLY THREADED FULL LENGTHINTERNALLY THREADED FULL LENGTH
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.250 INCHES NOMINAL0.250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPEROUNDROUND
SURFACE TREATMENTCADMIUM OR CADMIUM OR CADMIUM AND CADMIUM AND CHROMATE OVERALLCHROMATE OVERALL
MATERIALCOPPER ALLOY 360 OVERALLCOPPER ALLOY 360 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 3281787?
3281787 is a STANDOFF,THREADED,SPACING.
What is the NSN for 3281787?
3281787 is cataloged in the U.S. Government catalog under NSN 5340-01-084-0365. This indicates validated use in U.S. government and defense supply chains.
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