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10521 — CONTAINER AND CONTENTS

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

10521: CONTAINER AND CONTENTS.

The CONTAINER AND CONTENTS is a Trefl industrial component. Key specifications include material: PLASTIC, open_end_type: FLANGED, closed_end_shape: FLAT, end_item_identification: 01-609-4511, part_name_assigned_by_controlling_agency: LARGE SERIES CLEAR NYLON BOWL. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-036-1110, 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→ 10521
NSN: 4820-00-036-1110
NIINs: 000361110, 001057270, 001995811, 005448057, 007840345, 009174665, 010155836, 010406124, 010598386, 011399453, 011749976, 012650638, 012699957, 012816990, 013593592, 014754272, 014847209, 016639883
FSC: 4820 — Valves, Nonpowered
CAGE: 73475 — SCHNEIDER ELECTRIC SYSTEMS USA INC (USA)
SPECIFICATIONS
materialPLASTIC
open_end_typeFLANGED
closed_end_shapeFLAT
end_item_identification01-609-4511
part_name_assigned_by_controlling_agencyLARGE SERIES CLEAR NYLON BOWL
NSN4820-00-036-1110
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 10521 · Trefl ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
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 10521?
10521 is a CONTAINER AND CONTENTS manufactured by Trefl. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 10521?
10521 is cataloged in the U.S. Government catalog under NSN 4820-00-036-1110. 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.