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157-0670 — CAP-PLUG,PROTECTIVE,DUST AND MOI

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

157-0670: CAP-PLUG,PROTECTIVE,DUST AND MOI.

CAP-PLUG,PROTECTIVE,DUST AND MOI. Key specifications include special_features: SOFT TISSUE GRASPER WITHOUT RATCHET, OUTER DIAMETER 4.0 MM, RATCHET LENGTH 120 MM, ARTHROSCOPY, AUTOCLAVABLE. MM, part_name_assigned_by_controlling_agency: FORCEPS,TISSUE 4.0MM SOFT TISSUE GRASPER WITHOUT RATCHET(120MM) MM.

This part is cataloged in the U.S. Government catalog under NSN 5340-01-550-3970, 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
157-0670
NSN: 5340-01-550-3970
NIINs: 015503970, 016875112
FSC: 5340 — Hardware, Commercial
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
special_featuresSOFT TISSUE GRASPER WITHOUT RATCHET, OUTER DIAMETER 4.0 MM, RATCHET LENGTH 120 MM, ARTHROSCOPY, AUTOCLAVABLE. MM
part_name_assigned_by_controlling_agencyFORCEPS,TISSUE 4.0MM SOFT TISSUE GRASPER WITHOUT RATCHET(120MM) MM
NSN5340-01-550-3970
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 157-0670 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESCOOLANT SAMPLING VALVE DUST CAP
END ITEM IDENTIFICATIONUSED ON CATERPILLAR 207-8464 FLUID SAMPLING VALVE GROUP PART OF 203-3845 ENGINE AR INSTALLATION
SUBSTITUTES & CROSS-REFERENCES 1
CV131903Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 157-0670?
157-0670 is a CAP-PLUG,PROTECTIVE,DUST AND MOI.
What parts can replace 157-0670?
There is 1 known substitute for 157-0670: CV131903. Substitute compatibility should be verified for your specific system.
What is the NSN for 157-0670?
157-0670 is cataloged in the U.S. Government catalog under NSN 5340-01-550-3970. 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.