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97041A033 — SHIELD,EXPANSION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

97041A033: SHIELD,EXPANSION.

The SHIELD,EXPANSION is a the manufacturer industrial component. Key specifications include material: ZINC ALLOY, insert_size: 0.500-13 UNC 3B, style_designator: TWO PIECE MACHINE, thread_provision: THREADED, features_provided: INSTALLATION SETTING TOOL, hole_accommodation_diameter: 0.875 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-155-8880, 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
97041A033
NSN: 5340-01-155-8880
FSC: 5340 — Hardware, Commercial
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialZINC ALLOY
insert_size0.500-13 UNC 3B
unit_quantity1
style_designatorTWO PIECE MACHINE
thread_provisionTHREADED
features_providedINSTALLATION SETTING TOOL
hole_accommodation_diameter0.875 INCHES NOMINAL IN
insert_type_for_which_designedBOLT OR MACHINE SCREW
NSN5340-01-155-8880
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 97041A033 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
•
THREAD PROVISION: THREADED
•
HOLE ACCOMMODATION DIAMETER: 0.875 INCHES NOMINAL IN
•
INSERT SIZE: 0.500-13 UNC 3B
•
STYLE DESIGNATOR: TWO PIECE MACHINE
•
FEATURES PROVIDED: INSTALLATION SETTING TOOL
•
INSERT TYPE FOR WHICH DESIGNED: BOLT OR MACHINE SCREW
•
MATERIAL: ZINC ALLOY
•
UNIT QUANTITY: 1
TECHNICAL CHARACTERISTICS
THREAD PROVISIONTHREADED
HOLE ACCOMMODATION DIAMETER0.875 INCHES NOMINAL IN
INSERT SIZE0.500-13 UNC 3B
STYLE DESIGNATORTWO PIECE MACHINE
FEATURES PROVIDEDINSTALLATION SETTING TOOL
INSERT TYPE FOR WHICH DESIGNEDBOLT OR MACHINE SCREW
MATERIALZINC ALLOY
UNIT QUANTITY1
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 97041A033?
97041A033 is a SHIELD,EXPANSION.
What is the NSN for 97041A033?
97041A033 is cataloged in the U.S. Government catalog under NSN 5340-01-155-8880. 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.