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51901 — PRINTED WIRING BOARD

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

51901: PRINTED WIRING BOARD.

The PRINTED WIRING BOARD is a the manufacturer industrial component. Key specifications include shape: ROUND, diameter: 2.3610 INCHES MINIMUM AND 2.3617 INCHES MAXIMUM IN, material: STEEL COMP 630 OVERALL, overall_length: 5.322 INCHES NOMINAL IN, undercut_width: 0.200 INCHES NOMINAL IN, first_end_style: CHAMFERED. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-911-3845, 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
51901
NSN: 5330-00-911-3845
NIINs: 009113845, 009936765, 013489628, 014366477, 015422269, 016703461, 016930992
FSC: 5330 — Packing and Gasket Materials
CAGE: 63686 — THE WALWORTH COMPANY (USA)
SPECIFICATIONS
shapeROUND
diameter2.3610 INCHES MINIMUM AND 2.3617 INCHES MAXIMUM IN
materialSTEEL COMP 630 OVERALL
overall_length5.322 INCHES NOMINAL IN
undercut_width0.200 INCHES NOMINAL IN
first_end_styleCHAMFERED
effective_length4.750 INCHES NOMINAL IN
overall_diameter0.250 INCHES NOMINAL IN
special_featuresCLINICAL APPLICATION SPECIALIST (CAS) VIDEO PRESENTATION ON DVD. THIS IS A SUPPORT ITEM FOR 6525016923339.
style_designatorGROOVE
surface_treatmentPASSIVATE
undercut_diameter2.224 INCHES MINIMUM AND 2.236 INCHES MAXIMUM IN
NSN5330-00-911-3845
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 51901 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 51901?
51901 is a PRINTED WIRING BOARD.
What is the NSN for 51901?
51901 is cataloged in the U.S. Government catalog under NSN 5330-00-911-3845. This indicates validated use in U.S. government and defense supply chains.
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