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R161.804.00 — CAP-PLUG,PROTECTIVE,DUST AND MOI

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

R161.804.00: CAP-PLUG,PROTECTIVE,DUST AND MOI.

CAP-PLUG,PROTECTIVE,DUST AND MOI. Key specifications include thread_class: 1B, thread_direction: RIGHT-HAND, thread_quantity_per_inch: 24, thread_series_designator: UNEF, part_name_assigned_by_controlling_agency: METAL PROTECTIVE CAP. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-683-2243, 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
R161.804.00
NSN: 5340-01-683-2243
FSC: 5340 — Hardware, Commercial
CAGE: 19505 — RADIALL USA INC (USA)
SPECIFICATIONS
thread_class1B
thread_directionRIGHT-HAND
thread_quantity_per_inch24
thread_series_designatorUNEF
part_name_assigned_by_controlling_agencyMETAL PROTECTIVE CAP
NSN5340-01-683-2243
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: R161.804.00 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 DIRECTION: RIGHT-HAND
•
THREAD CLASS: 1B
•
THREAD QUANTITY PER INCH: 24
•
THREAD SERIES DESIGNATOR: UNEF
TECHNICAL CHARACTERISTICS
THREAD DIRECTIONRIGHT-HAND
PART NAME ASSIGNED BY CONTROLLING AGENCYMETAL PROTECTIVE CAP
THREAD CLASS1B
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNEF
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R161.804.00?
R161.804.00 is a CAP-PLUG,PROTECTIVE,DUST AND MOI.
What is the NSN for R161.804.00?
R161.804.00 is cataloged in the U.S. Government catalog under NSN 5340-01-683-2243. 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.