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174770 — MOUNT,MACHINE GUN

✓ Government record, cited
Ricoh · ORING SEAL
PRODUCT OVERVIEW

174770: MOUNT,MACHINE GUN.

Caplio GX100 Digital camera carrying case. Key specifications include material: STEEL SPRING, case_style: RECESSED, seal_width: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN, hardness_rating: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM SEALING ELEMENT, outside_diameter: 4.691 INCHES NOMINAL IN, housing_bore_diameter: 4.6845 INCHES MINIMUM AND 4.6875 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-359-6955, 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
174770
NSN: 5330-01-359-6955
NIINs: 013596955, 015474339
FSC: 5330 — Packing and Gasket Materials
CAGE: 21877 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL SPRING
case_styleRECESSED
seal_width0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
hardness_rating70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM SEALING ELEMENT
outside_diameter4.691 INCHES NOMINAL IN
housing_bore_diameter4.6845 INCHES MINIMUM AND 4.6875 INCHES MAXIMUM IN
sealing_element_styleANGULAR
accommodated_shaft_diameter3.375 INCHES NOMINAL IN
material_document_and_classificationSAE-J113 ASSN STD SINGLE MATERIAL RESPONSE SPRING
NSN5330-01-359-6955
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 174770 MFR: Ricoh ⚠ 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
•
SEAL WIDTH: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: ANGULAR
•
OUTSIDE DIAMETER: 4.691 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM SEALING ELEMENT
•
HOUSING BORE DIAMETER: 4.6845 INCHES MINIMUM AND 4.6875 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-D2000 ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT
•
CASE STYLE: RECESSED
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
SEALING ELEMENT STYLEANGULAR
OUTSIDE DIAMETER4.691 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM SEALING ELEMENT
HOUSING BORE DIAMETER4.6845 INCHES MINIMUM AND 4.6875 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-D2000 ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT
MATERIAL DOCUMENT AND CLASSIFICATIONSAE-J113 ASSN STD SINGLE MATERIAL RESPONSE SPRING
CASE STYLERECESSED
ACCOMMODATED SHAFT DIAMETER3.375 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
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 174770?
174770 is a MOUNT,MACHINE GUN manufactured by Ricoh.
What is the NSN for 174770?
174770 is cataloged in the U.S. Government catalog under NSN 5330-01-359-6955. 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.