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HK5L1049-1H303 — CATCH,CLAMPING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

HK5L1049-1H303: CATCH,CLAMPING.

The CATCH,CLAMPING is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 ACTUATOR ARM, surface_treatment: ANODIZE BUTTON, material_document_and_classification: QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE BOLT, surface_treatment_document_and_classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BUTTON. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-048-9949, 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
HK5L1049-1H303
NSN: 5340-01-048-9949
FSC: 5340 — Hardware, Commercial
CAGE: 69370 — HO-HO-KUS, INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 ACTUATOR ARM
surface_treatmentANODIZE BUTTON
material_document_and_classificationQQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE BOLT
surface_treatment_document_and_classificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BUTTON
NSN5340-01-048-9949
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: HK5L1049-1H303 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
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BUTTON
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE BRACKET
•
SURFACE TREATMENT: ANODIZE BOLT
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BUTTON
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE ACTUATOR ARM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BOLT
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE BRACKET
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE ACTUATOR ARM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE BOLT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-596,T6 FED SPEC SINGLE MATERIAL RESPONSE BUTTON
SURFACE TREATMENTANODIZE BOLT
SURFACE TREATMENTANODIZE BUTTON
SURFACE TREATMENTCADMIUM BRACKET
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 9
5340PL0846559Reference document
Same NSN cross-reference
Reference document — Informative reference only
H158-3-156-303Reference document
Same NSN cross-reference
Reference document — Secondary reference
H3138-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
5340PL2118939Reference document
Same NSN cross-reference
Reference document — Informative reference only
9362-1H303Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
C7949-1H303Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 HK5L1049-1H303?
HK5L1049-1H303 is a CATCH,CLAMPING.
What parts can replace HK5L1049-1H303?
There are 9 known substitutes for HK5L1049-1H303: 5340PL0846559, H158-3-156-303, H3138-1 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HK5L1049-1H303?
HK5L1049-1H303 is cataloged in the U.S. Government catalog under NSN 5340-01-048-9949. 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.