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5191127 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5191127: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include unit_package_type: CAN, unpackaged_unit_weight: 1.0 QUART NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-519-1127, 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
5191127
NSN: 5330-00-519-1127
NIINs: 005191127, 012420327
FSC: 5330 — Packing and Gasket Materials
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
unit_package_typeCAN
unit_package_quantity1
unpackaged_unit_weight1.0 QUART NOMINAL
NSN5330-00-519-1127
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5191127 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
•
FSC APPLICATION DATA: RECOIL MECHANISM,HOWITZER,155MM MM
•
CROSS-SECTIONAL THICKNESS: 0.125 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.625 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-1149,TY 1,CL 5 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: FLANGE
•
FLANGED BODY OUTSIDE DIAMETER: 1.750 INCHES NOMINAL IN
•
PERIPHERAL DIAMETER: 2.125 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATARECOIL MECHANISM,HOWITZER,155MM MM
CROSS-SECTIONAL THICKNESS0.125 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.625 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-1149,TY 1,CL 5 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLEFLANGE
FLANGED BODY OUTSIDE DIAMETER1.750 INCHES NOMINAL IN
PERIPHERAL DIAMETER2.125 INCHES NOMINAL IN
CENTER HOLE DIAMETER1.500 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
5330005191127Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 5191127?
5191127 is a PACKING,PREFORMED.
What parts can replace 5191127?
There is 1 known substitute for 5191127: 5330005191127. Substitute compatibility should be verified for your specific system.
What is the NSN for 5191127?
5191127 is cataloged in the U.S. Government catalog under NSN 5330-00-519-1127. 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.