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121023 — CASE,WATERPROOF,NIGHT HUNTERII

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

121023: CASE,WATERPROOF,NIGHT HUNTERII.

The CASE,WATERPROOF,NIGHT HUNTERII is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, inclosure_type: ENCASED, nominal_thread_size: 0.138 INCHES IN, center_hole_diameter: 0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN, cross-sectional_height: 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN, end_item_identification: DLA/GSA-MANAGED ITEMS THAT CANNOT BE IDENTIFIED TO A SPECIFIC ARMY WEAPONS SYSTEMS/END ITEM. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-253-2805, 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
MRO→ MRO_GENERAL→ 121023
NSN: 5331-00-253-2805
NIINs: 002532805, 008299063, 009793858, 011744697, 012630824, 014235747, 015322246
FSC: 5331 — O-ring
CAGE: 13520 — DONALDSON COMPANY, INC. (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
inclosure_typeENCASED
special_featuresHARD PLASTIC OUTER SHELL WITH LOCKING LATCHES AND CARRYING HANDLE AND A FOAM-FITTED INTERIOR TO HOLD AND STORE THE NIGHT HUNTERII AND ITS ACCESSORIES.
nominal_thread_size0.138 INCHES IN
center_hole_diameter0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN
cross-sectional_height0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
end_item_identificationDLA/GSA-MANAGED ITEMS THAT CANNOT BE IDENTIFIED TO A SPECIFIC ARMY WEAPONS SYSTEMS/END ITEM
reference_frequency_per_function33.0 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
mounting_facility_type_and_quantity1 THREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
functional_terminal_type_and_quantity1 SOLDER STUD GROUND THIRD FUNCTION
part_name_assigned_by_controlling_agencyWATERPROOF CASE
mounting_facility_screw_thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5331-00-253-2805
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 121023 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
•
CROSS-SECTIONAL HEIGHT: 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 121023?
121023 is a CASE,WATERPROOF,NIGHT HUNTERII. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 121023?
121023 is cataloged in the U.S. Government catalog under NSN 5331-00-253-2805. This indicates validated use in U.S. government and defense supply chains.
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