PartsTable
Technical Data Sheet

B27P171 — Technical Data Sheet

✓ 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 SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING CASE, case_style: SQUARE, seal_width: 1.844 INCHES NOMINAL IN, temp_rating: -40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF, housing_bore_diameter: 1.875 INCHES NOMINAL IN, sealing_element_style: VERTICAL. This part is cataloged in the Federal Logistics Information System under NSN 5330-00-887-3807, 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
B27P171
NSN: 5330-00-887-3807
FSC: 5330
CAGE: 71724 — JOHN CRANE, INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING CASE
case_styleSQUARE
seal_width1.844 INCHES NOMINAL IN
temp_rating-40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
housing_bore_diameter1.875 INCHES NOMINAL IN
sealing_element_styleVERTICAL
accommodated_shaft_diameter1.250 INCHES NOMINAL IN
NSN5330-00-887-3807
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B27P171 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
•
HOUSING BORE DIAMETER: 1.875 INCHES NOMINAL IN
•
TEMP RATING: -40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
•
ACCOMMODATED SHAFT DIAMETER: 1.250 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
MATERIAL: RUBBER SYNTHETIC SEALING ELEMENT
•
SEAL WIDTH: 1.844 INCHES NOMINAL IN
•
SEALING ELEMENT STYLE: VERTICAL
TECHNICAL CHARACTERISTICS
HOUSING BORE DIAMETER1.875 INCHES NOMINAL IN
TEMP RATING-40.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF
ACCOMMODATED SHAFT DIAMETER1.250 INCHES NOMINAL IN
CASE STYLESQUARE
MATERIALRUBBER SYNTHETIC SEALING ELEMENT
MATERIALSTEEL CORROSION RESISTING CASE
SEAL WIDTH1.844 INCHES NOMINAL IN
SEALING ELEMENT STYLEVERTICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
51621InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
0S1621InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
28KP873InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5-1-44InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MIL-F-2692InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
M51621InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
Ready to buy B27P171?
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 B27P171?
B27P171 is a SEAL,PLAIN ENCASED.
What parts can replace B27P171?
There are 8 known substitutes for B27P171: 51621, 0S1621, 28KP873 and 5 more. Substitute compatibility should be verified for your specific system.
Is B27P171 still available?
B27P171 is currently cancelled.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — B27P171