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SS58-6 — SHIELD,EXPANSION

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

SS58-6: SHIELD,EXPANSION.

The SHIELD,EXPANSION is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, fastener_type: NUT, overall_length: 6.000 INCHES NOMINAL IN, style_designator: PLUNGER, DOUBLE EXPANSION, thread_provision: THREADED, features_provided: CLOSED END. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-146-6974, 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
SS58-6
NSN: 5340-01-146-6974
FSC: 5340 — Hardware, Commercial
CAGE: 11239 — HILTI INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
fastener_typeNUT
unit_quantity4
overall_length6.000 INCHES NOMINAL IN
style_designatorPLUNGER, DOUBLE EXPANSION
thread_provisionTHREADED
features_providedCLOSED END
hole_accommodation_diameter0.625 INCHES NOMINAL IN
insert_type_for_which_designedBOLT
NSN5340-01-146-6974
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: SS58-6 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: 0.625 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLUNGER, DOUBLE EXPANSION
•
FASTENER TYPE: NUT
•
FEATURES PROVIDED: CLOSED END
•
INSERT TYPE FOR WHICH DESIGNED: BOLT
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
THREAD PROVISIONTHREADED
HOLE ACCOMMODATION DIAMETER0.625 INCHES NOMINAL IN
STYLE DESIGNATORPLUNGER, DOUBLE EXPANSION
FASTENER TYPENUT
OVERALL LENGTH6.000 INCHES NOMINAL IN
FEATURES PROVIDEDCLOSED END
INSERT TYPE FOR WHICH DESIGNEDBOLT
MATERIALSTEEL CORROSION RESISTING
UNIT QUANTITY4
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
519607-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
PBSS58-6Reference document
Same NSN cross-reference
Reference document — Secondary 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 SS58-6?
SS58-6 is a SHIELD,EXPANSION.
What parts can replace SS58-6?
There are 2 known substitutes for SS58-6: 519607-1, PBSS58-6. Substitute compatibility should be verified for your specific system.
What is the NSN for SS58-6?
SS58-6 is cataloged in the U.S. Government catalog under NSN 5340-01-146-6974. This indicates validated use in U.S. government and defense supply chains.
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