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277184R1 — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

277184R1: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE BODY, body_height: 0.406 INCHES NOMINAL IN, style_designator: THRU-HOLE, material_thickness: 0.062 INCHES NOMINAL IN, fsc_application_data: STEERING GEAR ASSEMBLIES,VECHICULAR, body_outside_diameter: 1.312 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-958-9419, 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
277184R1
NSN: 5340-00-958-9419
FSC: 5340 — Hardware, Commercial
CAGE: 92679 — NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ (USA)
SPECIFICATIONS
materialRUBBER SILICONE BODY
body_height0.406 INCHES NOMINAL IN
style_designatorTHRU-HOLE
material_thickness0.062 INCHES NOMINAL IN
fsc_application_dataSTEERING GEAR ASSEMBLIES,VECHICULAR
body_outside_diameter1.312 INCHES NOMINAL IN
opening_inside_diameter0.250 INCHES NOMINAL IN
NSN5340-00-958-9419
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 277184R1 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
•
FSC APPLICATION DATA: STEERING GEAR ASSEMBLIES,VECHICULAR
•
OPENING INSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.312 INCHES NOMINAL IN
•
BODY HEIGHT: 0.406 INCHES NOMINAL IN
•
STYLE DESIGNATOR: THRU-HOLE
•
MATERIAL THICKNESS: 0.062 INCHES NOMINAL IN
•
MATERIAL: RUBBER SILICONE BODY
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATASTEERING GEAR ASSEMBLIES,VECHICULAR
OPENING INSIDE DIAMETER0.250 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.312 INCHES NOMINAL IN
BODY HEIGHT0.406 INCHES NOMINAL IN
STYLE DESIGNATORTHRU-HOLE
MATERIAL THICKNESS0.062 INCHES NOMINAL IN
MATERIALRUBBER SILICONE BODY
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 1
712888Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 277184R1?
277184R1 is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace 277184R1?
There is 1 known substitute for 277184R1: 712888. Substitute compatibility should be verified for your specific system.
What is the NSN for 277184R1?
277184R1 is cataloged in the U.S. Government catalog under NSN 5340-00-958-9419. 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.