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21503 — CONNECTOR,PLUG,ELECTRICAL

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

21503: CONNECTOR,PLUG,ELECTRICAL.

Hand-painted with lovingly detailed modelling. Captain America is the first Avenger. He fights for justice in the colours of the American flag.

Hand-painted with lovingly detailed modelling. Captain America is the first Avenger. He fights for justice in the colours of the American flag.

He has teamed up with Black Widow and Falcon to track down an evil conspiracy. This part is cataloged in the U.S. Government catalog under NSN 5330-00-004-3363, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
MRO→ MRO_GENERAL→ 21503
NSN: 5330-00-004-3363
NIINs: 000043363, 001640220, 002978055, 009392610, 010332733, 010629156, 014349640, 015874717, 016185026, 017058457
FSC: 5330 — Packing and Gasket Materials
CAGE: 49524 — SCOTSMAN INDUSTRIES INC DIV SCOTSMAN ICE SYSTEMS (USA)
SPECIFICATIONS
materialWOOD OVERALL
head_styleROUND
head_height0.091 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
thread_length0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
overall_length4.125 INCHES NOMINAL IN
screw_materialSTEEL
fastener_length0.375 INCHES NOMINAL IN
mounting_methodTHREADED FASTENER COVER
overall_diameter1.062 INCHES NOMINAL IN
special_featuresAUTO SEAR
NSN5330-00-004-3363
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 21503 MFR: schleich ⚠ 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
SUBSTITUTES & CROSS-REFERENCES 1
FDE474 PAGE 7 ITEM 14Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 21503?
21503 is a CONNECTOR,PLUG,ELECTRICAL manufactured by schleich. It is classified as a MRO (MRO_GENERAL).
What parts can replace 21503?
There is 1 known substitute for 21503: FDE474 PAGE 7 ITEM 14. Substitute compatibility should be verified for your specific system.
What is the NSN for 21503?
21503 is cataloged in the U.S. Government catalog under NSN 5330-00-004-3363. 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.