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57749-2 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

57749-2: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: PLASTIC VINYL OVERALL, peripheral_diameter: 1.135 INCHES MINIMUM AND 1.165 INCHES MAXIMUM IN, center_hole_diameter: 1.025 INCHES MINIMUM AND 1.035 INCHES MAXIMUM IN, cross-sectional_height: 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN, cross-sectional_shape_style: SPECIAL. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-162-0570, 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
57749-2
NSN: 5330-01-162-0570
NIINs: 011620570, 013959647
FSC: 5330 — Packing and Gasket Materials
CAGE: 99167 — HAMILTON SUNDSTRAND CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC VINYL OVERALL
peripheral_diameter1.135 INCHES MINIMUM AND 1.165 INCHES MAXIMUM IN
center_hole_diameter1.025 INCHES MINIMUM AND 1.035 INCHES MAXIMUM IN
cross-sectional_height0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
cross-sectional_shape_styleSPECIAL
NSN5330-01-162-0570
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 57749-2 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: 0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
PERIPHERAL DIAMETER: 1.135 INCHES MINIMUM AND 1.165 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 1.025 INCHES MINIMUM AND 1.035 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC VINYL OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.165 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESPECIAL
PERIPHERAL DIAMETER1.135 INCHES MINIMUM AND 1.165 INCHES MAXIMUM IN
CENTER HOLE DIAMETER1.025 INCHES MINIMUM AND 1.035 INCHES MAXIMUM IN
MATERIALPLASTIC VINYL OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 57749-2?
57749-2 is a PIN,STRAIGHT,HEADLESS.
What is the NSN for 57749-2?
57749-2 is cataloged in the U.S. Government catalog under NSN 5330-01-162-0570. 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.