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028561ZP — STRIKE,CATCH

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

028561ZP: STRIKE,CATCH.

The STRIKE,CATCH is a the manufacturer industrial component. Key specifications include material: UNABLE TO DECODE, overall_length: 2.150 INCHES NOMINAL IN, mounting_facility: UNTHREADED HOLE(S), first_surface_hole_size: 0.217 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-337-2828, 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
028561ZP
NSN: 5340-01-337-2828
FSC: 5340 — Hardware, Commercial
CAGE: 64386 — BUCKHORN RUBBER PRODUCTS INC. (USA)
SPECIFICATIONS
materialUNABLE TO DECODE
overall_length2.150 INCHES NOMINAL IN
mounting_facilityUNTHREADED HOLE(S)
first_surface_hole_size0.217 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
first_surface_hole_quantity2
NSN5340-01-337-2828
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 028561ZP 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
•
FIRST SURFACE HOLE SIZE: 0.217 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
•
MOUNTING FACILITY: UNTHREADED HOLE(S)
•
MATERIAL: UNABLE TO DECODE
•
FIRST SURFACE HOLE QUANTITY: 2
TECHNICAL CHARACTERISTICS
OVERALL LENGTH2.150 INCHES NOMINAL IN
FIRST SURFACE HOLE SIZE0.217 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
MOUNTING FACILITYUNTHREADED HOLE(S)
MATERIALUNABLE TO DECODE
FIRST SURFACE HOLE QUANTITY2
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 2
HRM 028 561Reference document
Same NSN cross-reference
Reference document — Secondary reference
23-09489-000Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 028561ZP?
028561ZP is a STRIKE,CATCH.
What parts can replace 028561ZP?
There are 2 known substitutes for 028561ZP: HRM 028 561, 23-09489-000. Substitute compatibility should be verified for your specific system.
What is the NSN for 028561ZP?
028561ZP is cataloged in the U.S. Government catalog under NSN 5340-01-337-2828. 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.