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MS27595-240 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MS27595-240: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, peripheral_diameter: 3.873 INCHES MINIMUM AND 3.875 INCHES MAXIMUM IN, center_hole_diameter: 3.753 INCHES MINIMUM AND 3.757 INCHES MAXIMUM IN, cross-sectional_height: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN, end_item_identification: VALVE MANIFOLD REDUCING., cross-sectional_shape_style: SQUARE/RECTANGULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-038-8931, 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
MS27595-240
NSN: 5330-00-038-8931
NIINs: 000388931, 015592019
FSC: 5330 — Packing and Gasket Materials
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
peripheral_diameter3.873 INCHES MINIMUM AND 3.875 INCHES MAXIMUM IN
center_hole_diameter3.753 INCHES MINIMUM AND 3.757 INCHES MAXIMUM IN
cross-sectional_height0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
end_item_identificationVALVE MANIFOLD REDUCING.
cross-sectional_shape_styleSQUARE/RECTANGULAR
departure_from_cited_documentCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
criticality_code_justificationZZZW
NSN5330-00-038-8931
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS27595-240 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
•
CROSS-SECTIONAL HEIGHT: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR
•
CUT TYPE: DIAGONAL OVERALL
•
PERIPHERAL DIAMETER: 3.993 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 3.753 INCHES MINIMUM AND 3.757 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
•
JOINT TYPE: SCARF-PERIPHERAL RETAINER
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
CUT TYPEDIAGONAL OVERALL
PERIPHERAL DIAMETER3.993 INCHES NOMINAL IN
CENTER HOLE DIAMETER3.753 INCHES MINIMUM AND 3.757 INCHES MAXIMUM IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
JOINT TYPESCARF-PERIPHERAL RETAINER
SUBSTITUTES & CROSS-REFERENCES 5
S30989-240Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS28774-240Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MS27595Reference document
Same NSN cross-reference
Reference document — Identification reference
M8791/1-240Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
AS8791Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS27595-240?
MS27595-240 is a RETAINER,PACKING.
What parts can replace MS27595-240?
There are 5 known substitutes for MS27595-240: S30989-240, MS28774-240, MS27595 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS27595-240?
MS27595-240 is cataloged in the U.S. Government catalog under NSN 5330-00-038-8931. 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.