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Technical Data Sheet

AS879/1 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

AS879/1: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, special_features: SCAEF CUT 000 CUT AT ANGLE 22-19 DEGREES;WIDTH 0.118IN IN, peripheral_diameter: 1.861 INCHES NOMINAL IN, center_hole_diameter: 1.625 INCHES NOMINAL IN, cross-sectional_height: 0.060 INCHES NOMINAL IN, end_item_identification: LIFT CHECK VALVE. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-007-0070, 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
AS879/1
NSN: 5330-00-007-0070
NIINs: 000070070, 000388931, 001715042, 001715043, 001715045, 001715063, 001715064, 001715910, 001716755, 001716762, 001719225, 003952875, 004008481, 004467667, 004693922, 005437088, 005674905, 005763206, 005791506, 005805055, 005821536, 005822141, 005822150, 005822614, 005827482, 005827483, 006188894, 006188899, 006189462, 006189470, 006410103, 006637151, 006842572, 007022534, 007295141, 007295142, 007295143, 007295207, 007893318, 008082335, 008082337, 008218848, 008220991, 008346676, 008357712, 008391846, 008428342, 008489128, 008534152, 008941954, 010178910, 010685540, 011392689, 011737840, 012315930, 013517124, 013517970, 013596972, 013691816, 013691817, 013713650, 013805186, 013867224, 013938386, 013961191, 013985402, 014080954, 014083586, 014137807, 014139025, 014199006, 014229322, 014241356, 014241359, 014497945, 014587005, 014761923, 014838077, 015019995
FSC: 5330 — Packing and Gasket Materials
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
special_featuresSCAEF CUT 000 CUT AT ANGLE 22-19 DEGREES;WIDTH 0.118IN IN
peripheral_diameter1.861 INCHES NOMINAL IN
center_hole_diameter1.625 INCHES NOMINAL IN
cross-sectional_height0.060 INCHES NOMINAL IN
end_item_identificationLIFT CHECK VALVE
material_document_and_classificationMIL-R-8791,-8791/1-223 MIL SPEC SINGLE MATERIAL RESPONSE CASE
NSN5330-00-007-0070
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS879/1 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: 0.106 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR
•
PERIPHERAL DIAMETER: 13.468 INCHES MINIMUM AND 13.480 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 12.998 INCHES MINIMUM AND 13.006 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.106 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
PERIPHERAL DIAMETER13.468 INCHES MINIMUM AND 13.480 INCHES MAXIMUM IN
CENTER HOLE DIAMETER12.998 INCHES MINIMUM AND 13.006 INCHES MAXIMUM IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 4
S30989-455Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS27595Reference document
Same NSN cross-reference
Reference document — Identification reference
AS8791-455Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS27595-455Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS879/1?
AS879/1 is a RETAINER,PACKING.
What parts can replace AS879/1?
There are 4 known substitutes for AS879/1: S30989-455, MS27595, AS8791-455 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AS879/1?
AS879/1 is cataloged in the U.S. Government catalog under NSN 5330-00-007-0070. This indicates validated use in U.S. government and defense supply chains.
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