PartsTable
Technical Data Sheet
SQ-4 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 932 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.9980 INCHES NOMINAL IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.8750 INCHES NOMINAL IN, body_outside_diameter: 1.1270 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-055-1899, 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
SQ-4
NSN: 5340-00-055-1899
FSC: 5340
CAGE: 29440 — W. M. BERG, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY 932 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.9980 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.8750 INCHES NOMINAL IN
body_outside_diameter1.1270 INCHES NOMINAL IN
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5340-00-055-1899
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SQ-4 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
WIDTH: 0.213 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN
HEIGHT: 0.365 INCHES MAXIMUM IN
HOLE DIAMETER: 0.086 INCHES NOMINAL IN
MATERIAL: STEEL COMP 316 AND PLASTIC POLYHEXAMETHYLENE ADIPAMIDE
LENGTH: 0.260 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-M-20693,TYPE 1 MIL SPEC 2ND MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH0.213 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN
HEIGHT0.365 INCHES MAXIMUM IN
HOLE DIAMETER0.086 INCHES NOMINAL IN
MATERIALSTEEL COMP 316 AND PLASTIC POLYHEXAMETHYLENE ADIPAMIDE
LENGTH0.260 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-M-20693,TYPE 1 MIL SPEC 2ND MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
CE476Interchangeable
interchangeable cross-reference
interchangeable
L323Interchangeable
interchangeable cross-reference
interchangeable
827857Interchangeable
interchangeable cross-reference
interchangeable
5866Interchangeable
interchangeable cross-reference
interchangeable
00044Interchangeable
interchangeable cross-reference
interchangeable
SQ4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
Ready to buy SQ-4?
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 SQ-4?
SQ-4 is a BUSHING,SLEEVE.
What parts can replace SQ-4?
There are 16 known substitutes for SQ-4: CE476, L323, 827857 and 13 more. Substitute compatibility should be verified for your specific system.
Is SQ-4 still available?
SQ-4 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — SQ-4