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CRW1 — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

CRW1: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, seal_width: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN, design_form: CURVED, construction: ONE-PIECE, usage_design: CHEEK AND TONGUE RETRACTOR, overall_width: 28.00 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-385-3789, 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
CRW1
NSN: 5330-01-385-3789
NIINs: 013853789, 015307753
FSC: 5330 — Packing and Gasket Materials
CAGE: 80201 — SKF USA INC. DBA SKF AEROSPACE SEALING SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
seal_width0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
design_formCURVED
constructionONE-PIECE
usage_designCHEEK AND TONGUE RETRACTOR
overall_width28.00 MILLIMETERS NOMINAL MM
overall_length5.00 INCHES NOMINAL IN
size_designatorSMALL
special_featuresSMALL WEIDER CHEEK AND TONGUE RETRACTOR; USED TO HOLD MUCOPERIOSTEAL FLAPS, CHEEKS, LIPS AND TONGUE AWAY FROM THE SURGICAL AREA; WIDTH: 28MM, LENGTH IS 5 INCHES MM
housing_bore_diameter1.001 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
accommodated_shaft_diameter0.500 INCHES NOMINAL IN
cross-sectional_shape_styleSINGLE LIP
NSN5330-01-385-3789
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: CRW1 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
•
SEAL WIDTH: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
•
HOUSING BORE DIAMETER: 1.001 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: SINGLE LIP
•
ACCOMMODATED SHAFT DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL: STEEL CASE
•
CONSTRUCTION: ONE-PIECE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
HOUSING BORE DIAMETER1.001 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESINGLE LIP
ACCOMMODATED SHAFT DIAMETER0.500 INCHES NOMINAL IN
MATERIALSTEEL CASE
MATERIALRUBBER FLUOROCARBON CLASS FPM SEALING ELEMENT
CONSTRUCTIONONE-PIECE
SUBSTITUTES & CROSS-REFERENCES 1
510741Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 CRW1?
CRW1 is a SEAL,PLAIN.
What parts can replace CRW1?
There is 1 known substitute for CRW1: 510741. Substitute compatibility should be verified for your specific system.
What is the NSN for CRW1?
CRW1 is cataloged in the U.S. Government catalog under NSN 5330-01-385-3789. This indicates validated use in U.S. government and defense supply chains.
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