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HYRAC 121-129 ST — MOUNTING BRACKET ASSEMBLY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

HYRAC 121-129 ST: MOUNTING BRACKET ASSEMBLY.

The MOUNTING BRACKET ASSEMBLY is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-200-5058, 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
HYRAC 121-129 ST
NSN: 5340-01-200-5058
FSC: 5340 — Hardware, Commercial
CAGE: 59793 — HYDAC CORP (USA)
SPECIFICATIONS
Part NumberHYRAC 121-129 ST
NSN5340-01-200-5058
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: HYRAC 121-129 ST 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: GALVANIZED,RUBBER CUSHIONING,CLAMP,LOOP STYLE,I/D 4.961 IN. NOM,DISTANCE FROM LOOP CENTER TO OUTSIDE BRACKET EDGE 3.032 IN. NOM; BRACKET LG 6.890 IN. NOM; LOOP TY,CENTER MOUNT; BRACKET HAS TWO MTG HOLES 0.354 IN. DIA,5.354 IN. C TO C IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONGALVANIZED,RUBBER CUSHIONING,CLAMP,LOOP STYLE,I/D 4.961 IN. NOM,DISTANCE FROM LOOP CENTER TO OUTSIDE BRACKET EDGE 3.032 IN. NOM; BRACKET LG 6.890 IN. NOM; LOOP TY,CENTER MOUNT; BRACKET HAS TWO MTG HOLES 0.354 IN. DIA,5.354 IN. C TO C IN
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 1
HS126Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 HYRAC 121-129 ST?
HYRAC 121-129 ST is a MOUNTING BRACKET ASSEMBLY.
What parts can replace HYRAC 121-129 ST?
There is 1 known substitute for HYRAC 121-129 ST: HS126. Substitute compatibility should be verified for your specific system.
What is the NSN for HYRAC 121-129 ST?
HYRAC 121-129 ST is cataloged in the U.S. Government catalog under NSN 5340-01-200-5058. This indicates validated use in U.S. government and defense supply chains.
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