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2-23747-071 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2-23747-071: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL, temp_rating: -60.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF, peripheral_diameter: 3.605 INCHES MINIMUM AND 3.669 INCHES MAXIMUM IN, center_hole_diameter: 3.335 INCHES MINIMUM AND 3.383 INCHES MAXIMUM IN, elongation_percentage: 338 MAXIMUM, cross-sectional_shape_style: O-RING. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-726-4153, 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
2-23747-071
NSN: 5331-00-726-4153
NIINs: 007264153, 012793347
FSC: 5331 — O-ring
CAGE: 02697 — PARKER-HANNIFIN CORP DIV O-RING DIVISION (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
temp_rating-60.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF
special_featuresMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
peripheral_diameter3.605 INCHES MINIMUM AND 3.669 INCHES MAXIMUM IN
center_hole_diameter3.335 INCHES MINIMUM AND 3.383 INCHES MAXIMUM IN
elongation_percentage338 MAXIMUM
cross-sectional_shape_styleO-RING
cross_section_outside_diameter0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-726-4153
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2-23747-071 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: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 250 MAXIMUM
•
CENTER HOLE DIAMETER: 3.344 INCHES MINIMUM AND 3.374 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE250 MAXIMUM
SPECIAL FEATURESAGE CONTROL PER ANA BULLETIN 438
CENTER HOLE DIAMETER3.344 INCHES MINIMUM AND 3.374 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYPACKING - O-RING
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 7
MS29561-237Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS29561Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
66G342-15Reference document
Same NSN cross-reference
Reference document — Secondary reference
47-071 2-237Reference document
Same NSN cross-reference
Reference document — Secondary reference
S8171K15Reference document
Same NSN cross-reference
Reference document — Secondary reference
2-237 N4771-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2-23747-071?
2-23747-071 is a PACKING,PREFORMED.
What parts can replace 2-23747-071?
There are 7 known substitutes for 2-23747-071: MS29561-237, SAE-AS29561, 66G342-15 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-23747-071?
2-23747-071 is cataloged in the U.S. Government catalog under NSN 5331-00-726-4153. 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.