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RR4008-2 — RETAINER,ASSEMBLED NUT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

RR4008-2: RETAINER,ASSEMBLED NUT.

The RETAINER,ASSEMBLED NUT is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-398-0748, 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
RR4008-2
NSN: 5340-01-398-0748
FSC: 5340 — Hardware, Commercial
CAGE: 58998 — FASTENER INNOVATION TECHNOLOGY, INC. DBA F I T (USA)
SPECIFICATIONS
Part NumberRR4008-2
NSN5340-01-398-0748
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: RR4008-2 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
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
8655484Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is RR4008-2?
RR4008-2 is a RETAINER,ASSEMBLED NUT.
What parts can replace RR4008-2?
There is 1 known substitute for RR4008-2: 8655484. Substitute compatibility should be verified for your specific system.
What is the NSN for RR4008-2?
RR4008-2 is cataloged in the U.S. Government catalog under NSN 5340-01-398-0748. This indicates validated use in U.S. government and defense supply chains.
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