PartsTable
Technical Data Sheet
Download PDF

165749-11 — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

165749-11: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: RUBBER BODY, body_height: 0.812 INCHES NOMINAL IN, overall_height: 2.031 INCHES NOMINAL IN, sealing_method: COMPRESSION, mounting_method: UNTHREADED HOLE(S), style_designator: THRU-HOLE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-176-9764, 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
165749-11
NSN: 5340-01-176-9764
FSC: 5340 — Hardware, Commercial
CAGE: 3B150 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)
SPECIFICATIONS
materialRUBBER BODY
body_height0.812 INCHES NOMINAL IN
overall_height2.031 INCHES NOMINAL IN
sealing_methodCOMPRESSION
mounting_methodUNTHREADED HOLE(S)
style_designatorTHRU-HOLE
base_outside_diameter2.750 INCHES NOMINAL IN
body_outside_diameter2.125 INCHES NOMINAL IN
opening_inside_diameter0.125 INCHES NOMINAL IN
mounting_device_quantity4
NSN5340-01-176-9764
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 165749-11 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
•
SEALING METHOD: COMPRESSION
•
OPENING INSIDE DIAMETER: 0.125 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 2.125 INCHES NOMINAL IN
•
MOUNTING METHOD: UNTHREADED HOLE(S)
•
BODY HEIGHT: 0.812 INCHES NOMINAL IN
•
STYLE DESIGNATOR: THRU-HOLE
•
MOUNTING DEVICE QUANTITY: 4
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.031 INCHES NOMINAL IN
SEALING METHODCOMPRESSION
OPENING INSIDE DIAMETER0.125 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER2.125 INCHES NOMINAL IN
MOUNTING METHODUNTHREADED HOLE(S)
BODY HEIGHT0.812 INCHES NOMINAL IN
STYLE DESIGNATORTHRU-HOLE
MOUNTING DEVICE QUANTITY4
BASE OUTSIDE DIAMETER2.750 INCHES NOMINAL IN
MATERIALRUBBER BODY
SUBSTITUTES & CROSS-REFERENCES 1
583755Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 165749-11?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 165749-11?
165749-11 is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace 165749-11?
There is 1 known substitute for 165749-11: 583755. Substitute compatibility should be verified for your specific system.
What is the NSN for 165749-11?
165749-11 is cataloged in the U.S. Government catalog under NSN 5340-01-176-9764. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 165749-11

✓ 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.