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LB50-4C Assembled Washer Plain Nut

5310-01-054-2557

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Official Item Classification

Name
Assembled Washer Plain Nut
Teilenummer
LB50-4C
(NSN) Nationale Lagernummer
5310-01-054-2557
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Bundesversorgungsklassifizierung
5310 Muttern und Unterlegscheiben
(INC) Artikelbezeichnung Code
21824
(FIIG) Leitfaden zur Identifizierung von Bundesartikeln
A021A0
Datum
01/17/1978 (vor 48 Jahren)

0.460 inches minimum and 0.490 inches maximum washer outside diameter, 0.334 inches minimum and 0.374 inches maximum overall height, right-hand thread direction, 3b thread class, 0.230 inches minimum and 0.240 inches maximum nut counterbore diameter

Specs & Compatibility

Thread-Klasse

3b

Gewinderichtung

right-hand

Außendurchmesser der Unterlegscheibe

0.460 inches minimum and 0.490 inches maximum

Senkbohrungsdurchmesser

0.230 inches minimum and 0.240 inches maximum nut

Gesamthöhe

0.334 inches minimum and 0.374 inches maximum

Nuss-Stil

flat with turned back edge

Tiefe der Mutter-Senkbohrung

0.141 inches minimum and 0.161 inches maximum nut

Schlüsselweite

0.367 inches minimum and 0.376 inches maximum

Temperaturbewertung

450.0 fahrenheit maximum

Gewinde-Serie

unjf

Gewindeanzahl pro Zoll

32

Nenngewindegröße

0.190 inches

Material

iron alloy 660 nut

Oberflächenbehandlung

passivate overall

Dokument und Klassifizierung zur Oberflächenbehandlung

qq-p-35 fed spec single treatment response overall

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0021824

Related Hardware Products

Teilenummer Beschreibung
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Häufig gestellte Fragen

What is the FSCG of the NSN 5310-01-054-2557?
The FSCG of the NSN 5310-01-054-2557 is 5310
Does the NSN 5310-01-054-2557 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-054-2557 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5310-01-054-2557 contain precious materials?
Precious metal content is unknown
Does NSN 5310-01-054-2557 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5310-01-054-2557 was assigned to the Federal Catalog?
It was assigned vor 48 Jahren, on Tue, Jan 17, 1978