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4400171-1270 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

4400171-1270: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER OVERALL, criticality_code_justification: ZZZY, material_document_and_classification: MIL-R-83248/2 MIL SPEC ALL MATERIAL RESPONSES OVERALL, reference_number_differentiating_characteristics: CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-641-0799, 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
4400171-1270
NSN: 5331-00-641-0799
NIINs: 006410799, 011187701, 012411935
FSC: 5331 — O-ring
CAGE: 99657 — MAROTTA CONTROLS INC (USA)
SPECIFICATIONS
materialRUBBER OVERALL
criticality_code_justificationZZZY
material_document_and_classificationMIL-R-83248/2 MIL SPEC ALL MATERIAL RESPONSES OVERALL
reference_number_differentiating_characteristicsCLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D
NSN5331-00-641-0799
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 4400171-1270 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
KEY FEATURES
•
CROSS-SECTIONAL HEIGHT: 0.094 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 1.630 INCHES NOMINAL IN
•
ELONGATION PERCENTAGE: 160 MAXIMUM
•
CENTER HOLE DIAMETER: 1.412 INCHES MINIMUM AND 1.436 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.094 INCHES NOMINAL IN
OUTSIDE DIAMETER1.630 INCHES NOMINAL IN
ELONGATION PERCENTAGE160 MAXIMUM
CENTER HOLE DIAMETER1.412 INCHES MINIMUM AND 1.436 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 10
513CD127Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
ARP568-127MILP5 516BReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
871127Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-127Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
AS568C-127Reference document
Same NSN cross-reference
Reference document — Secondary reference
5331PL0755626Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4400171-1270?
4400171-1270 is a O-RING.
What parts can replace 4400171-1270?
There are 10 known substitutes for 4400171-1270: 513CD127, ARP568-127MILP5 516B, 871127 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4400171-1270?
4400171-1270 is cataloged in the U.S. Government catalog under NSN 5331-00-641-0799. 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.