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9M877-3 — STRAP,RETAINING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

9M877-3: STRAP,RETAINING.

The STRAP,RETAINING is a the manufacturer industrial component. Key specifications include cushion: INCLUDED, material: RUBBER CHLOROPRENE CLASS CR CUSHIONING, mounting_pad: NOT INCLUDED, overall_width: 0.500 INCHES NOMINAL IN, overall_length: 3.476 INCHES NOMINAL IN, special_features: ITEM USED TO SUPPORT WAVE GUIDE ON F015 AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-331-1517, 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
9M877-3
NSN: 5340-01-331-1517
FSC: 5340 — Hardware, Commercial
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
cushionINCLUDED
materialRUBBER CHLOROPRENE CLASS CR CUSHIONING
mounting_padNOT INCLUDED
overall_width0.500 INCHES NOMINAL IN
overall_length3.476 INCHES NOMINAL IN
special_featuresITEM USED TO SUPPORT WAVE GUIDE ON F015 AIRCRAFT
style_designatorSADDLE ARCH
material_thickness0.050 INCHES NOMINAL IN
mounting_hole_size0.204 INCHES NOMINAL IN
inside_diameter/arch_length2.250 INCHES NOMINAL IN
material_document_and_classificationAMS 3209 ASSN STD SINGLE MATERIAL RESPONSE CUSHIONING
distance_between_mounting_hole_centers3.257 INCHES NOMINAL IN
NSN5340-01-331-1517
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9M877-3 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 SIZE: 0.204 INCHES NOMINAL IN
•
DISTANCE BETWEEN MOUNTING HOLE CENTERS: 3.257 INCHES NOMINAL IN
•
MOUNTING PAD: NOT INCLUDED
•
STYLE DESIGNATOR: SADDLE ARCH
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3209 ASSN STD SINGLE MATERIAL RESPONSE CUSHIONING
•
MATERIAL THICKNESS: 0.050 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE SIZE0.204 INCHES NOMINAL IN
DISTANCE BETWEEN MOUNTING HOLE CENTERS3.257 INCHES NOMINAL IN
MOUNTING PADNOT INCLUDED
STYLE DESIGNATORSADDLE ARCH
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3209 ASSN STD SINGLE MATERIAL RESPONSE CUSHIONING
OVERALL LENGTH3.476 INCHES NOMINAL IN
OVERALL WIDTH0.500 INCHES NOMINAL IN
MATERIAL THICKNESS0.050 INCHES NOMINAL IN
CUSHIONINCLUDED
DISTANCE BETWEEN BASE AND INSIDE OF ARCH0.420 INCHES NOMINAL IN
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 9M877-3?
9M877-3 is a STRAP,RETAINING.
What is the NSN for 9M877-3?
9M877-3 is cataloged in the U.S. Government catalog under NSN 5340-01-331-1517. This indicates validated use in U.S. government and defense supply chains.
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