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RS1-275 — SLEEVE,SEAL,COUPLER

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

RS1-275: SLEEVE,SEAL,COUPLER.

The SLEEVE,SEAL,COUPLER is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, recess_length: 0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN, recess_diameter: 2.874 INCHES NOMINAL IN, cross-sectional_length: 1.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN, raised_diameter_length: 1.094 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN, cross-sectional_shape_style: SPHERICAL INSIDE RECESSED. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-641-5182, 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
RS1-275
NSN: 5330-00-641-5182
FSC: 5330 — Packing and Gasket Materials
CAGE: 94581 — V I J CORP DIV NATIONAL UTILITIES COMPANY (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
recess_length0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
recess_diameter2.874 INCHES NOMINAL IN
cross-sectional_length1.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
raised_diameter_length1.094 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
cross-sectional_shape_styleSPHERICAL INSIDE RECESSED
cross_section_inside_diameter2.719 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN
cross_section_outside_diameter3.164 INCHES NOMINAL IN
material_document_and_classificationAMS 3202 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-641-5182
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: RS1-275 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
•
RAISED DIAMETER LENGTH: 1.094 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3202 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SPHERICAL INSIDE RECESSED
•
CROSS-SECTIONAL LENGTH: 1.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
•
CROSS SECTION INSIDE DIAMETER: 2.719 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN
•
RECESS LENGTH: 0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
•
RECESS DIAMETER: 2.874 INCHES NOMINAL IN
•
CROSS SECTION OUTSIDE DIAMETER: 3.164 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
RAISED DIAMETER LENGTH1.094 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3202 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESPHERICAL INSIDE RECESSED
CROSS-SECTIONAL LENGTH1.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
CROSS SECTION INSIDE DIAMETER2.719 INCHES MINIMUM AND 2.750 INCHES MAXIMUM IN
RECESS LENGTH0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
RECESS DIAMETER2.874 INCHES NOMINAL IN
CROSS SECTION OUTSIDE DIAMETER3.164 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
SUBSTITUTES & CROSS-REFERENCES 4
664-501-9001Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
5330PL1873714Reference document
Same NSN cross-reference
Reference document — Informative reference only
5330PL0970570Reference document
Same NSN cross-reference
Reference document — Informative reference only
501-275Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RS1-275?
RS1-275 is a SLEEVE,SEAL,COUPLER.
What parts can replace RS1-275?
There are 4 known substitutes for RS1-275: 664-501-9001, 5330PL1873714, 5330PL0970570 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RS1-275?
RS1-275 is cataloged in the U.S. Government catalog under NSN 5330-00-641-5182. 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.