Home / MS parts / Seals & Fittings / NSN 4820-00-975-7128
NSN 4820-00-975-7128  ·  NIIN 009757128  ·  FSC 4820
NO DASHES 4820009757128
In Stock

SEAT,VALVE

Valves, Nonpowered

Technical characteristics

14 rows

Straight from the federal item record. Entries the record leaves empty are shown empty — nothing is filled in on its behalf.

Technical characteristics from the federal item record
MRCRequirementValue
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONOVERALL FED SPEC SINGLE MATERIAL RESPONSE QQ-S-763,CLASS 440C
MATTMATERIALOVERALL STEEL CORROSION RESISTING
STYLSTYLE DESIGNATOR
AJSGSEAT ANGLE IN DEGNOMINAL 90.000
CQFMHARDNESS RATINGOVERALL ROCKWELL C MINIMUM 58.0 AND ROCKWELL C MAXIMUM 60.0
CQKMSEATING SURFACE SHAPEANGULAR
CQKWBODY STEPPED INSIDE DIAMETERFIRST STEP INCHES MINIMUM 0.124 AND INCHES MAXIMUM 0.126
AJRMUNDER FLANGE HEIGHTINCHES MINIMUM 0.145 AND INCHES MAXIMUM 0.155
SFTTSURFACE TREATMENTOVERALL PASSIVATE
ADARBODY OUTSIDE DIAMETERINCHES MINIMUM 0.248 AND INCHES MAXIMUM 0.252
ABKKFLANGE DIAMETERINCHES MINIMUM 0.434 AND INCHES MAXIMUM 0.436
ABKWOVERALL HEIGHTINCHES NOMINAL 0.250
CQKWBODY STEPPED INSIDE DIAMETERSECOND STEP INCHES NOMINAL 0.250
AJRFFLANGE SEAT TO DISK END HEIGHTINCHES MINIMUM 0.095 AND INCHES MAXIMUM 0.105

Cross-references

2 manufacturer part numbers on file for this NSN — each shown against the CAGE code it belongs to.

Manufacturer cross-reference part numbers and CAGE codes
Manufacturer part numberCAGE
975-712859155
4257681873